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Criteria:   found in Los Angeles County  •   is native  •  group by lifeform
3845  records include photos for these plants # number of sources
Scientific Name Common Name Lifeform #
  Lifeform: Annual1389 plants
  Lifeform: Biennial3 plants
Erigeron divergens Diffuse daisy Biennial, Perennial herb 4
Gnaphalium ramosissimum Pink everlasting Biennial herb 3
Pseudognaphalium ramosissimum Pink cudweed Biennial herb 3
  Lifeform: Perennial1591 plants
Abronia maritima Sticky sand verbena Perennial herb 5
Abronia umbellata Beach sand verbena Perennial herb 1
Abronia umbellata ssp. breviflora Pink sand verbena Perennial herb  
Abronia umbellata ssp. umbellata Sand verbena Perennial herb  
Abronia umbellata var. breviflora Pink sand-verbena Perennial herb  
Abronia umbellata var. umbellata Beach sand verbena Perennial herb  
Abutilon palmeri Palmer's abutilon Perennial herb 16
Achillea millefolium Yarrow Perennial herb 70
Achnatherum coronatum Giant needlegrass Perennial grass 7
Achnatherum diegoense San diego county needle grass Perennial grass  
Achnatherum hymenoides Indian rice grass Perennial grass 8
Achnatherum latiglume Sierra needlegrass Perennial grass  
Achnatherum occidentale Western needlegrass Perennial grass 1
Achnatherum occidentale ssp. californicum California needlegrass Perennial grass  
Achnatherum occidentale ssp. occidentale Western needlegrass Perennial grass  
Achnatherum occidentale ssp. pubescens Elmer's needlegrass Perennial grass  
Achnatherum parishii Parish's needlegrass Perennial grass  
Achnatherum speciosum Desert needlegrass Perennial grass 8
Achnatherum thurberianum Thurber stipa Perennial grass  
Acmispon argophyllus Silver birds foot trefoil Perennial herb  
Acmispon argophyllus var. adsurgens San clemente island bird's-foot trefoil Perennial herb  
Acmispon argophyllus var. argenteus Channel islands silver lotus Perennial herb 1
Acmispon argophyllus var. argophyllus Southern california silver lotus Perennial herb  
Acmispon argyraeus Canyon birdsfoot trefoil Perennial herb  
Acmispon argyraeus var. argyraeus Canyon lotus Perennial herb  
Acmispon glaber Deerweed Perennial herb 21
Acmispon glaber var. brevialatus Short winged deerweed Perennial herb  
Acmispon glaber var. glaber Deerweed Perennial herb  
Acmispon grandiflorus Large leaved lotus Perennial herb 4
Acmispon grandiflorus var. grandiflorus Chaparral lotus Perennial herb 1
Acmispon heermannii Heermann's lotus Perennial herb 4
Acmispon heermannii var. heermannii Heermann's lotus Perennial herb 1
Acmispon junceus Rush lotus Perennial herb 2
Acmispon nevadensis Sierra lotus Perennial herb  
Acmispon nevadensis var. davidsonii Davidson's sierra nevada lotus Perennial herb  
Acmispon nevadensis var. nevadensis Sierra nevada lotus Perennial herb  
Acmispon procumbens Silky california broom Perennial herb, Shrub  
Acmispon procumbens var. procumbens Silky california broom Perennial herb, Shrub  
Acourtia microcephala Sacapellote Perennial herb 1
Actaea rubra Baneberry Perennial herb 7
Agave deserti Desert agave Perennial herb 10
Ageratina occidentalis Western eupatorium Perennial herb 4
Agoseris grandiflora Giant mountain dandelion Perennial herb 3
Agoseris grandiflora var. grandiflora Giant mountain dandelion Perennial herb  
Agoseris retrorsa Spear leaved agoseris Perennial herb 1
Agrostis exarata Bentgrass Perennial grass 5
Agrostis idahoensis Colonial bentgrass Perennial grass 3
Agrostis pallens Diego bent grass Perennial grass 14
Agrostis perennans Upland bentgrass Perennial grass  
Agrostis scabra Rough bentgrass Perennial grass 4
Alisma plantago-aquatica Water plantain Perennial herb (aquatic) 5
Alisma triviale Northern water plantain Perennial herb (aquatic) 5
Allium amplectens Narrow leaved onion Perennial herb (bulb) 3
Allium bisceptrum Twincrest onion Perennial herb (bulb)  
Allium bisceptrum var. bisceptrum Twin crest onion Perennial herb (bulb)  
Allium burlewii Burlew's onion Perennial herb (bulb) 1
Allium campanulatum Dusky onion Perennial herb (bulb) 2
Allium diabolense Diablo onion Perennial herb (bulb)  
Allium fimbriatum Wild onion Perennial herb (bulb) 1
Allium fimbriatum var. fimbriatum Fringed onion Perennial herb (bulb)  
Allium fimbriatum var. mohavense Mojave onion Perennial herb (bulb)  
Allium haematochiton Red skinned onion Perennial herb (bulb) 5
Allium howellii Howell's onion Perennial herb (bulb) 1
Allium howellii var. clokeyi Mt. pinos onion Perennial herb (bulb)  
Allium hyalinum Glassy onion Perennial herb (bulb) 2
Allium lacunosum Pitted onion Perennial herb (bulb)  
Allium lacunosum var. davisiae Davis' pitted onion Perennial herb (bulb)  
Allium lacunosum var. lacunosum Pitted onion Perennial herb (bulb)  
Allium monticola San bernardino mountain onion Perennial herb (bulb)  
Allium munzii Munz's onion Perennial herb (bulb)  
Allium parishii Wild onion Perennial herb (bulb)  
Allium peninsulare Mexicali onion Perennial herb (bulb)  
Allium peninsulare var. peninsulare Mexicali onion Perennial herb (bulb)  
Allium praecox Early onion Perennial herb (bulb) 3
Allium serra Jeweled onion Perennial herb (bulb) 1
Allium validum Swamp onion Perennial herb (bulb) 5
Ambrosia chamissonis Silver beachweed Perennial herb 10
Ambrosia confertiflora Weak leaved burweed Perennial herb  
Ambrosia psilostachya Ragweed Perennial herb 7
Ambrosia pumila San diego ambrosia Perennial herb (rhizomatous) 3
Ambrosia salsola var. fasciculata Burrobrush Perennial herb  
Amsonia tomentosa Gray amsonia Perennial herb  
Anaphalis margaritacea Pearly everlasting Perennial herb 18
Andropogon glomeratus Bushy bluestem Perennial grass 2
Andropogon glomeratus var. pumilus Bushy bluestem Perennial grass  
Andropogon glomeratus var. scabriglumis Beardgrass Perennial grass  
Androstephium breviflorum Small flowered androstephium Perennial herb (bulb)  
Anemopsis californica Yerba mansa Perennial herb 31
Angelica capitellata Grayswamp whiteheads Perennial herb 2
Angelica lineariloba Poison angelica Perennial herb  
Angelica tomentosa Woolly angelica Perennial herb 1
Antennaria dimorpha Gray cushion pussytoes Perennial herb  
Antirrhinum thompsonii Perennial herb 4
Aphyllon californicum California orobanche Perennial herb (parasitic)  
Aphyllon californicum ssp. feudgei California broomrape Perennial herb (parasitic)  
Aphyllon californicum ssp. grande California broomrape Perennial herb (parasitic)  
Aphyllon cooperi Burroweed strangler Perennial herb (parasitic)  
Aphyllon fasciculatum Clustered broomrape Perennial herb (parasitic)  
Aphyllon parishii Parish's broom rape Perennial herb (parasitic)  
Aphyllon parishii ssp. brachylobum Short lobed broom rape Perennial herb (parasitic)  
Aphyllon parishii ssp. parishii Parish broomrape Perennial herb (parasitic)  
Aphyllon tuberosum Chaparral broomrape Perennial herb (parasitic)  
Aphyllon validum Rock creek broom rape Perennial herb (parasitic)  
Aphyllon validum ssp. validum Rock creek broomrape Perennial herb (parasitic)  
Apocynum androsaemifolium Spreading dogbane Perennial herb 1
Apocynum cannabinum Indian hemp Perennial herb 11
Aquilegia formosa Columbine Perennial herb 55
Arabis blepharophylla Coast rock cress Perennial herb 7
Arabis breweri Brewer's rock cress Perennial herb 1
Arabis eschscholtziana Eschscholtz's hairy rockcress Perennial herb  
Arabis glabra Smooth rock cress Perennial herb  
Arabis glabra var. furcatipilis Smooth rock cress Perennial herb  
Arabis glabra var. glabra Smooth rock cress Perennial herb  
Arabis hirsuta var. glabrata Mountain rock cress Perennial herb  
Arabis holboellii Holboell's rock cress Perennial herb  
Arabis holboellii var. retrofracta Backward splitting holboell's rock cress Perennial herb  
Arabis perennans Rock cress Perennial herb  
Arabis platysperma Broad seeded rock cress Perennial herb  
Arabis platysperma var. platysperma Broad seeded rock cress Perennial herb  
Arabis pulchra Prince s rock cress Perennial herb 2
Arabis pulchra var. gracilis Slender & beautiful rock cress Perennial herb  
Arabis pulchra var. pulchra Beautiful rock cress Perennial herb 2
Arabis repanda Repand rock cress Perennial herb  
Arabis repanda var. greenei Greene's rock cress Perennial herb  
Arabis repanda var. repanda Repand rock cress Perennial herb  
Arabis sparsiflora Sicklepod rock cress Perennial herb 2
Arabis sparsiflora var. arcuata Elegant rockress Perennial herb  
Arabis sparsiflora var. californica California elegant rock cress Perennial herb 1
Arabis sparsiflora var. sparsiflora Elegant rock cress Perennial herb 2
Aralia californica California spikenard Perennial herb 18
Arceuthobium abietinum Fir dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium californicum Sugar pine dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium campylopodum Pine dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium cyanocarpum Blue berry dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium divaricatum Western dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium littorum Seashore dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium monticola Mountain dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium occidentale Digger pine dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium siskiyouense Siskiyou dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium tsugense Hemlock dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium tsugense ssp. mertensianae Mountain hemlock dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium tsugense ssp. tsugense Hemlock dwarf mistletoe Perennial herb (parasitic)  
Arenaria macradenia Sandwort Perennial herb  
Arenaria macradenia var. arcuifolia Desert sandwort Perennial herb  
Arenaria macradenia var. kuschei Forest camp sandwort Perennial herb  
Arenaria macradenia var. macradenia Desert sandwort Perennial herb  
Arenaria paludicola Marsh sandwort Perennial herb  
Argemone corymbosa Leafy prickly poppy Perennial herb 2
Aristida divaricata Poverty three awn Perennial grass  
Aristida purpurea Purple three awn Perennial grass 18
Aristida purpurea var. parishii Parish three awn Perennial grass  
Aristida ternipes Spidergrass Perennial grass 2
Aristida ternipes var. gentilis Spidergrass Perennial grass 2
Artemisia douglasiana California mugwort Perennial herb 34
Artemisia dracunculus Tarragon Perennial herb 11
Artemisia ludoviciana Silver wormwood Perennial herb 17
Artemisia ludoviciana ssp. albula White hugwort Perennial herb 1
Artemisia ludoviciana ssp. incompta Western mugwort Perennial herb  
Artemisia ludoviciana ssp. ludoviciana Silver wormwood Perennial herb 3
Artemisia suksdorfii Coastal mugwort Perennial herb 2
Arthrocnemum subterminale Parish's glasswort Perennial herb 4
Asarum caudatum Creeping wild ginger Perennial herb 40
Asclepias californica California milkweed Perennial herb 8
Asclepias californica ssp. greenei Greene's california milkweed Perennial herb 8
Asclepias eriocarpa Indian milkweed Perennial herb 9
Asclepias erosa Desert milkweed Perennial herb 3
Asclepias fascicularis narrow leaf milkweed Perennial herb 31
Asclepias vestita Woolly milkweed Perennial herb  
Asclepias vestita var. parishii Parish's woolly milkweed Perennial herb  
Aster ascendens Long leaved aster Perennial herb  
Aster bernardinus San bernardino aster Perennial herb  
Aster chilensis California aster Perennial herb 40
Aster greatae Greata's aster Perennial herb (rhizomatous)  
Aster lanceolatus ssp. hesperius Western lance leaf aster Perennial herb  
Astragalus asymmetricus San joaquin milk vetch Perennial herb 1
Astragalus bicristatus Crested milk vetch Perennial herb  
Astragalus brauntonii Braunton's milk vetch Perennial herb  
Astragalus coccineus Scarlet milk vetch Perennial herb 1
Astragalus crotalariae Salton milk vetch Perennial herb  
Astragalus douglasii Douglas's milkvetch Perennial herb  
Astragalus douglasii var. douglasii Douglas's milkvetch Perennial herb  
Astragalus douglasii var. parishii Parish's milk vetch Perennial herb  
Astragalus filipes Narrow pod locoweed Perennial herb  
Astragalus layneae Layne's milk vetch Perennial herb  
Astragalus lentiginosus var. antonius San antonio milk vetch Perennial herb  
Astragalus leucolobus Big bear valley woollypod Perennial herb  
Astragalus magdalenae Satiny milkvetch Perennial herb  
Astragalus magdalenae var. peirsonii Peirson's milk vetch Perennial herb  
Astragalus miguelensis San miguel island milkvetch Perennial herb  
Astragalus nevinii San clemente island milk vetch Perennial herb  
Astragalus nuttallii Loco weed Perennial herb 1
Astragalus oophorus Bladder milk vetch Perennial herb  
Astragalus oxyphysus Stanislaus milk vetch Perennial herb  
Astragalus pachypus Thick pod milk vetch Perennial herb  
Astragalus pachypus var. pachypus Thick pod milk vetch Perennial herb  
Astragalus palmeri Palmer locoweed Perennial herb  
Astragalus pomonensis Pomona milk vetch Perennial herb 4
Astragalus preussii Preuss's milk vetch Perennial herb  
Astragalus preussii var. laxiflorus Lancaster milk vetch Perennial herb  
Astragalus pulsiferae Pulsifer's milk vetch Perennial herb  
Astragalus pulsiferae var. coronensis Modoc plateau milk vetch Perennial herb  
Astragalus purshii Pursh's sheeppod Perennial herb 3
Astragalus purshii var. lectulus Pursh's milk vetch Perennial herb  
Astragalus purshii var. purshii Pursh's milk vetch Perennial herb  
Astragalus purshii var. tinctus Pursh's milk vetch Perennial herb 1
Astragalus pycnostachyus Marsh milk vetch Perennial herb 1
Astragalus pycnostachyus var. lanosissimus Ventura marsh milk vetch Perennial herb 1
Astragalus rattanii var. rattanii Rattan's milk vetch Perennial herb  
Astragalus traskiae Trask's milkvetch Perennial herb  
Astragalus trichopodus Santa barbara milk vetch Perennial herb 3
Astragalus trichopodus var. lonchus Southern california milkvetch Perennial herb 1
Astragalus trichopodus var. phoxus Santa barbara milk vetch Perennial herb 1
Astragalus trichopodus var. trichopodus Santa barbara milk vetch Perennial herb 1
Atriplex californica California salt bush Perennial herb 1
Atriplex coulteri Coulter's saltbush Perennial herb  
Atriplex fruticulosa Ball saltbush Perennial herb  
Atriplex leucophylla Sea scale Perennial herb 8
Atriplex watsonii Watson's saltbush Perennial herb 3
Baccharis douglasii Salt marsh baccharis Perennial herb 14
Baccharis glutinosa Salt Marsh baccharis Perennial herb 27
Baileya multiradiata Desert marigold Perennial herb 20
Baileya multiradiata var. multiradiata Wild marigold Perennial herb 20
Balsamorhiza deltoidea Deltoid balsam root Perennial herb 2
Barbarea orthoceras Winter cress Perennial herb 1
Berula erecta Cut leaved water parsnip Perennial herb 1
Bidens laevis Bur marigold Perennial herb 4
Bloomeria crocea Golden stars Perennial herb 10
Bloomeria crocea var. aurea Common goldenstar Perennial herb  
Bloomeria crocea var. crocea Common goldenstar Perennial herb 1
Bloomeria crocea var. montana Mountain goldenstar Perennial herb  
Boechera arcuata Arching rockcress Perennial herb  
Boechera breweri Brewer's rock cress Perennial herb 1
Boechera californica California rockcress Perennial herb 1
Boechera elkoensis Elko rockcress Perennial herb  
Boechera perennans Perennial rockcress Perennial herb  
Boechera platysperma Pioneer rockcress Perennial herb  
Boechera pulchra Beautiful rockcress Perennial herb 2
Boechera repanda Yosemite rockcress Perennial herb  
Boechera retrofracta Reflexed rockcress Perennial herb  
Boechera sparsiflora Sicklepod rockcress Perennial herb 2
Boechera xylopoda Bigfoot hybrid rockcress Perennial herb  
Boerhavia coccinea Red boerhaavia Perennial herb  
Bolboschoenus maritimus Alkali bulrush Perennial grass 16
Bolboschoenus maritimus ssp. paludosus Saltmarsh bulrush Perennial grass 16
Bolboschoenus robustus Sturdy bullrush Perennial grass 10
Boschniakia strobilacea Ground cone Perennial herb (parasitic)  
Bothriochloa barbinodis Beard grass Perennial grass 6
Boykinia occidentalis Western boykinia Perennial herb 6
Boykinia rotundifolia Round leaved boykinia Perennial herb 1
Brickellia californica California brickellia Perennial herb 15
Brickellia watsonii Watson's brickellia Perennial herb  
Brodiaea filifolia Thread leaved brodiaea Perennial herb (bulb) 2
Brodiaea jolonensis Jolon brodiaea Perennial herb 1
Brodiaea kinkiensis San clemente island brodiaea Perennial herb (bulb) 1
Brodiaea minor Low brodiaea Perennial herb 2
Brodiaea purdyi Purdy's brodiaea Perennial herb 2
Brodiaea terrestris Dwarf brodiaea Perennial herb 1
Brodiaea terrestris ssp. kernensis Kern dwarf brodiaea Perennial herb  
Bromus anomalus Nodding brome Perennial grass 1
Bromus carinatus California bromegrass Perennial grass 19
Bromus carinatus var. carinatus California brome Perennial grass 19
Bromus carinatus var. marginatus Mountain brome Perennial grass 6
Bromus carinatus var. maritimus Seaside brome Perennial grass 1
Bromus ciliatus Fringed bromegrass Perennial grass 2
Bromus grandis Tall brome Perennial grass  
Bromus hallii Hall's brome Perennial grass  
Bromus laevipes Narrow flowered brome Perennial grass 3
Bromus marginatus Mountain brome Perennial grass 6
Bromus maritimus Maritime brome Perennial grass 1
Bromus porteri Nodding brome Perennial grass 1
Bromus pseudolaevipes Southern chinook brome Perennial grass  
Bromus sitchensis Sitka brome Perennial grass 2
Bromus sitchensis var. carinatus California brome Perennial grass 19
Bromus sitchensis var. marginatus Mountain brome Perennial grass 6
Bromus sitchensis var. maritimus Maritime brome Perennial grass 1
Bromus sitchensis var. sitchensis Sitka brome, alaska brome Perennial grass  
Callitriche longipedunculata Longstock water-starwort Perennial herb  
Calochortus albus White fairy lantern Perennial herb 6
Calochortus albus var. albus Fairy lantern Perennial herb 1
Calochortus amabilis Golden fairy lantern Perennial herb 3
Calochortus amoenus Purple fairy lantern Perennial herb 2
Calochortus bruneaunis Pinyon mariposa Perennial herb 1
Calochortus catalinae Catalina mariposa Perennial herb (bulb) 3
Calochortus clavatus Club haired mariposa Perennial herb 1
Calochortus clavatus var. clavatus Club haired mariposa lily Perennial herb (bulb) 1
Calochortus clavatus var. gracilis Slender mariposa lily Perennial herb (bulb) 1
Calochortus clavatus var. pallidus Pale yellow mariposa Perennial herb 1
Calochortus coeruleus Blue star tulip Perennial herb 1
Calochortus concolor Golden bowl mariposa Perennial herb 1
Calochortus elegans Elegant star tulip Perennial herb  
Calochortus fimbriatus Late-flowered mariposa lily Perennial herb 1
Calochortus invenustus Plain mariposa Perennial herb 2
Calochortus kennedyi Desert mariposa Perennial herb 1
Calochortus kennedyi var. kennedyi Red mariposa Perennial herb  
Calochortus luteus Yellow mariposa Perennial herb 5
Calochortus palmeri Strangling mariposa Perennial herb 1
Calochortus palmeri var. palmeri Palmer's mariposa lily Perennial herb (bulb) 1
Calochortus panamintensis Panamint mariposa lily Perennial herb (bulb)  
Calochortus plummerae Plummer's mariposa lily Perennial herb (bulb) 1
Calochortus simulans San luis obispo mariposa lily Perennial herb (bulb) 2
Calochortus splendens Splendid mariposa Perennial herb 4
Calochortus striatus Alkali mariposa lily Perennial herb (bulb) 1
Calochortus venustus Butterfly mariposa lily Perennial herb 6
Calochortus weedii Weed's mariposa Perennial herb 1
Calochortus weedii var. intermedius Intermediate mariposa lily Perennial herb (bulb) 1
Calochortus weedii var. vestus Late flowered mariposa lily Perennial herb (bulb) 1
Calyptridium monospermum One seeded pussypaws Perennial herb  
Calystegia longipes Piute morning glory Perennial herb 1
Calystegia macrostegia Island morning glory Perennial herb, Vine 18
Calystegia macrostegia ssp. amplissima Island morning glory Perennial herb  
Calystegia macrostegia ssp. arida Southern california morning glory Perennial herb, Vine  
Calystegia macrostegia ssp. cyclostegia Coast morning glory Perennial herb, Vine 3
Calystegia macrostegia ssp. intermedia South coast morning glory Perennial herb, Vine  
Calystegia macrostegia ssp. macrostegia Island morning glory Perennial herb, Vine 2
Calystegia malacophylla Morning glory Perennial herb  
Calystegia malacophylla ssp. malacophylla Sierra morning glory Perennial herb  
Calystegia malacophylla ssp. pedicellata Jepson's morning glory Perennial herb  
Calystegia occidentalis Bush morning glory Perennial herb 1
Calystegia occidentalis ssp. fulcrata Sonora morning glory Perennial herb  
Calystegia occidentalis ssp. occidentalis Modoc morning glory Perennial herb  
Calystegia peirsonii Peirson's morning glory Perennial herb (rhizomatous) 1
Calystegia purpurata Smooth western morning glory Perennial herb 4
Calystegia purpurata ssp. purpurata Smooth western morning glory Perennial herb 1
Calystegia sepium Western hedge bindweed Perennial herb 1
Calystegia sepium ssp. binghamiae Santa barbara morning glory Perennial herb (rhizomatous)  
Calystegia soldanella Beach morning glory Perennial herb 3
Camissonia cheiranthifolia Beach evening primrose Perennial herb 11
Camissonia cheiranthifolia ssp. cheiranthifolia Beach evening primrose Perennial herb 2
Camissonia cheiranthifolia ssp. suffruticosa Shrubby beach primrose Perennial herb  
Camissonia ovata Sun cup Perennial herb 2
Camissonia subacaulis Long leaved suncup Perennial herb  
Camissoniopsis cheiranthifolia Beach evening-primrose Perennial herb 12
Camissoniopsis cheiranthifolia ssp. suffruticosa Shrubby beach primrose Perennial herb  
Cardamine californica milkmaids Perennial herb  
Cardamine californica var. californica Milk maids Perennial herb  
Cardamine californica var. integrifolia California toothwort Perennial herb  
Cardamine pensylvanica Pennsylvania bittercress Perennial herb  
Cardionema ramosissimum Sand mat Perennial herb 2
Carex abrupta Abrupt beaked sedge Perennial grass  
Carex alma Sedge Perennial grass  
Carex amplectens Clasping bract sedge Perennial grass 1
Carex athrostachya Slender leaved sedge Perennial grass 2
Carex aurea Golden fruited sedge Perennial grass  
Carex barbarae Valley sedge Perennial grass 24
Carex bella Southwestern showy sedge Perennial grass  
Carex bolanderi Bolander's sedge Perennial grass  
Carex densa Sedge Perennial grass 8
Carex douglasii Douglas sedge Perennial grass 1
Carex dudleyi Dudley's sedge Perennial grass 8
Carex echinata Bristle fruit sedge Perennial grass 1
Carex fracta Fragile sheathed sedge Perennial grass 1
Carex garberi Garber's sedge Perennial grass  
Carex globosa Round fruit sedge Perennial grass 5
Carex hassei Hasse's sedge Perennial grass  
Carex heteroneura Variable nerved sedge Perennial grass  
Carex heteroneura var. heteroneura Vari nerved sedge Perennial grass  
Carex jonesii Jones' sedge Perennial grass  
Carex mariposana Mariposa sedge Perennial grass  
Carex multicaulis Forest sedge Perennial grass  
Carex nebrascensis Nebraska sedge Perennial grass 2
Carex nudata Torrent sedge Perennial grass 13
Carex occidentalis Western sedge Perennial grass  
Carex pellita Woolly sedge Perennial grass 7
Carex phaeocephala Mountain hare sedge Perennial grass  
Carex praegracilis Field sedge Perennial grass 28
Carex rossii Ross' sedge Perennial grass 1
Carex schottii Schott's sedge Perennial grass  
Carex scopulorum Mountain sedge Perennial grass  
Carex scopulorum var. bracteosa Bracted sedge Perennial grass  
Carex senta Rough sedge Perennial grass 3
Carex spissa San Diego sedge Perennial grass 14
Carex subfusca Brown sedge Perennial grass 8
Carex triquetra Triangular fruit sedge Perennial grass  
Carex tumulicola Split awn sedge Perennial grass 26
Castilleja affinis Indian paintbrush Perennial herb 1
Castilleja affinis ssp. affinis Coast indian paintbrush Perennial herb 1
Castilleja angustifolia Desert paintbrush Perennial herb 3
Castilleja applegatei Wavy leaf paintbrush Perennial herb 2
Castilleja applegatei ssp. martinii Martin's paintbrush Perennial herb 1
Castilleja applegatei ssp. pinetorum Pine wavy leaf paintbrush Perennial herb  
Castilleja chromosa Desert paintbrush Perennial herb 3
Castilleja foliolosa Texas paintbrush Perennial herb 3
Castilleja gleasoni Mt. Gleason paintbrush Perennial herb  
Castilleja gleasonii Mt. gleason indian paintbrush Perennial herb (hemiparasitic)  
Castilleja grisea San clemente island indian paintbrush Perennial herb (hemiparasitic)  
Castilleja hololeuca Island white-felted paintbrush Perennial herb  
Castilleja inflata Indian paintbrush Perennial herb  
Castilleja lanata ssp. hololeuca White felted indian paintbrush Perennial herb (hemiparasitic)  
Castilleja linariifolia Desert paintbursh Perennial herb 2
Castilleja miniata Great red paintbrush Perennial herb 6
Castilleja miniata ssp. miniata Scarlet indian paintbrush Perennial herb  
Castilleja montigena Heckard's indian paintbrush Perennial herb (hemiparasitic)  
Castilleja parviflora Mountain paintbrush Perennial herb  
Castilleja peirsonii Peirson's paintbrush Perennial herb  
Castilleja plagiotoma Mojave indian paintbrush Perennial herb (hemiparasitic)  
Castilleja pruinosa Frosted paintbrush Perennial herb (hemiparasitic)  
Castilleja subinclusa Franciscan paint brush Perennial herb 1
Castilleja subinclusa ssp. franciscana Franciscan paintbrush Perennial herb  
Castilleja subinclusa ssp. subinclusa Long leaf paintbrush Perennial herb 1
Caulanthus major Slender wild cabbage Perennial herb  
Caulanthus major var. major Slender wild cabbage Perennial herb  
Cerastium arvense Meadow chickweed Perennial herb 1
Ceratophyllum demersum Hornwort Perennial herb 1
Chaenactis santolinoides Santolina chaenactis Perennial herb  
Chamaesyce albomarginata Rattlesnake weed Perennial herb  
Chamaesyce melanadenia Spurge Perennial herb  
Chamaesyce pediculifera Carrizo mountain spurge Perennial herb  
Chamaesyce polycarpa Small seeded spurge Perennial herb  
Chamaesyce polycarpa var. polycarpa Small seeded spurge Perennial herb  
Chamerion angustifolium Fireweed Perennial herb 14
Chamerion angustifolium ssp. circumvagum Fireweed Perennial herb 2
Chamerion latifolium Dwarf fireweed Perennial herb 3
Chenopodium californicum California goosefoot Perennial herb 1
Chimaphila menziesii Little prince's pine Perennial herb  
Chloracantha spinosa Spiny chloracantha Perennial herb  
Chlorogalum parviflorum Small flowered soaproot Perennial herb  
Chlorogalum pomeridianum Amole Perennial herb 18
Chlorogalum pomeridianum var. pomeridianum Common soaproot Perennial herb 2
Chrysothamnus paniculatus Blackbanded rabbit brush Perennial herb 1
Cicuta douglasii Western water hemlock Perennial herb 1
Cirsium brevistylum Indian thistle Perennial herb  
Cirsium mohavense Mohave thistle Perennial herb  
Cirsium neomexicanum Desert thistle Perennial herb  
Cirsium occidentale Western thistle Perennial herb 9
Cirsium occidentale var. californicum California thistle Perennial herb  
Cirsium occidentale var. compactum Compact cobwebby thistle Perennial herb  
Cirsium occidentale var. coulteri Coulter's thistle Perennial herb  
Cirsium occidentale var. occidentale Cobweb thistle Perennial herb 1
Cirsium occidentale var. venustum Venus thistle Perennial herb  
Cladium californicum Saw grass Perennial grass  
Claytonia lanceolata Western spring beauty Perennial herb  
Claytonia lanceolata var. peirsonii Peirson's spring beauty Perennial herb  
Claytonia peirsonii ssp. peirsonii Peirson's spring beauty Perennial herb  
Clematis lasiantha Pipestem Perennial herb, Vine 26
Clematis ligusticifolia Creek clematis Perennial herb, Vine 32
Clematis ligusticifolia var. californica California clematis Perennial herb, Vine  
Clematis ligusticifolia var. ligusticifolia Western white clematis Perennial herb, Vine 1
Clematis pauciflora Virgin's bower Perennial herb, Vine 1
Clinopodium douglasii Yerba buena Perennial herb 35
Clinopodium mimuloides Monkeyflower savory Perennial herb 7
Corallorhiza maculata Summer coral root Perennial herb  
Coreopsis maritima Sea dahlia Perennial herb 6
Corethrogyne filaginifolia Common sandaster Perennial herb 9
Corethrogyne filaginifolia var. californica California sandaster Perennial herb 3
Corethrogyne filaginifolia var. filaginifolia Common sandaster Perennial herb 12
Corethrogyne filaginifolia var. linifolia Del mar mesa sand aster Perennial herb  
Crepis acuminata Tall hawksbeard Perennial herb  
Crepis nana Dwarf hawksbeard Perennial herb  
Cressa truxillensis Alkali weed Perennial herb 3
Croton californicus Desert croton Perennial herb 5
Cucurbita foetidissima Missouri gourd Perennial herb, Vine 4
Cusickiella douglasii Alkali draba Perennial herb  
Cycladenia humilis Cycladenia Perennial herb 1
Cycladenia humilis var. venusta Showy cycladenia Perennial herb  
Cylindropuntia Xmunzii Munz's cholla Perennial herb (stem succulent) 2
Cylindropuntia acanthocarpa Buck horn cholla Perennial herb (stem succulent) 4
Cylindropuntia acanthocarpa var. acanthocarpa Buckhorn cholla Perennial herb (stem succulent) 3
Cylindropuntia californica California cholla Perennial herb (stem succulent) 5
Cylindropuntia californica var. parkeri Brownspined pricklypear Perennial herb (stem succulent) 1
Cylindropuntia munzii Munz's cholla Perennial herb (stem succulent) 2
Cymopterus deserticola Desert cymopterus Perennial herb  
Cyperus eragrostis Tall cyperus Perennial grass 13
Cyperus esculentus Nut grass Perennial grass  
Cyperus laevigatus Smooth cyperus Perennial grass  
Cyperus niger Brown cyperus Perennial grass  
Cyperus parishii Parish's flatsedge Perennial grass  
Danthonia californica California oatgrass Perennial grass 21
Datisca glomerata Durango root Perennial herb 2
Datura inoxia ! Pricklyburr Perennial herb 6
Datura wrightii Jimsonweed Perennial herb 15
Delphinium Xinflexum Perennial herb  
Delphinium cardinale Scarlet larkspur Perennial herb 8
Delphinium decorum Larkspur Perennial herb  
Delphinium depauperatum Few flowered larkspur Perennial herb  
Delphinium glaucum Sierra larkspur Perennial herb 3
Delphinium gracilentum Meadow larkspur Perennial herb  
Delphinium hansenii Hansen's larkspur Perennial herb  
Delphinium hansenii ssp. kernense Kern larkspur Perennial herb  
Delphinium hesperium Western larkspur Perennial herb 1
Delphinium hesperium ssp. pallescens Western larkspur Perennial herb 1
Delphinium inflexum Hybrid parry's larkspur Perennial herb 8
Delphinium parishii Parish's larkspur Perennial herb  
Delphinium parishii ssp. pallidum Pale parish's larkspur Perennial herb  
Delphinium parishii ssp. parishii Parish's larkspur Perennial herb  
Delphinium parishii ssp. subglobosum Intermediate larkspur Perennial herb  
Delphinium parryi San bernardino larkspur Perennial herb 1
Delphinium parryi ssp. maritimum Seaside larkspur Perennial herb  
Delphinium parryi ssp. parryi San bernardino larkspur Perennial herb  
Delphinium parryi ssp. purpureum Mt. pinos larkspur Perennial herb  
Delphinium patens Spreading larkspur Perennial herb  
Delphinium patens ssp. hepaticoideum Spreading larkspur Perennial herb  
Delphinium patens ssp. montanum Spreading larkspur Perennial herb  
Delphinium patens ssp. patens Spreading larkspur Perennial herb  
Delphinium recurvatum Recurved larkspur Perennial herb  
Delphinium variegatum Royal larkspur Perennial herb 1
Delphinium variegatum ssp. kinkiense San clemente island larkspur Perennial herb  
Delphinium variegatum ssp. thornei Thorne's royal larkspur Perennial herb  
Deschampsia atropurpurea Mountain hair grass Perennial grass 1
Deschampsia elongata Hairgrass Perennial grass 17
Descurainia adenophora White tansy mustard Perennial herb  
Descurainia obtusa Blunt tansymustard Perennial herb  
Descurainia obtusa ssp. adenophora White tansy mustard Perennial herb  
Dicentra chrysantha Golden eardrops Perennial herb 5
Dicentra formosa Pacific bleedinghearts Perennial herb 24
Dicentra formosa ssp. formosa Bleeding heart Perennial herb 2
Dicentra ochroleuca Yellow bleeding heart Perennial herb  
Dichelostemma capitatum Blue dicks Perennial herb 15
Dichelostemma capitatum ssp. capitatum Wild hyacinth Perennial herb 2
Dichelostemma ida-maia Firecracker flower Perennial herb 7
Dichelostemma multiflorum Many flowered brodiaea Perennial herb 6
Dichelostemma volubile Twining brodiaea Perennial herb 9
Dichondra occidentalis Western dichondra Perennial herb (rhizomatous) 2
Dieteria canescens Hoary aster Perennial herb 1
Dieteria canescens var. canescens Hoary aster Perennial herb  
Diplacus clevelandii Cleveland's bush monkeyflower Perennial herb 2
Dipterostemon capitatus Blue dicks Perennial herb 15
Dipterostemon capitatus ssp. capitatus Perennial herb 2
Disporum smithii Fairy lantern Perennial herb 6
Distichlis littoralis Shore grass Perennial grass 1
Distichlis spicata Salt grass Perennial grass 25
Dithyrea maritima Beach spectaclepod Perennial herb (rhizomatous)  
Dodecatheon clevelandii Padre's shooting star Perennial herb 8
Dodecatheon clevelandii ssp. clevelandii Cleveland's shooting star Perennial herb  
Dodecatheon clevelandii ssp. insulare Padre's shooting star Perennial herb 2
Dodecatheon clevelandii ssp. patulum Padre's shooting star Perennial herb  
Dodecatheon clevelandii ssp. sanctarum Padre's shooting star Perennial herb  
Dodecatheon jeffreyi Jeffrey's shooting star Perennial herb 3
Dodecatheon redolens Scented shooting star Perennial herb  
Draba corrugata Southern california draba Perennial herb  
Draba corrugata var. corrugata Southern california draba Perennial herb  
Drymocallis cuneifolia Perennial herb  
Drymocallis cuneifolia var. cuneifolia Wedgeleaf woodbeauty Perennial herb  
Drymocallis cuneifolia var. ewanii Ewan's cinquefoil Perennial herb  
Drymocallis glandulosa Sticky cinquefoil Perennial herb 11
Drymocallis glandulosa var. glandulosa Sticky cinquefoil Perennial herb  
Drymocallis glandulosa var. reflexa Sticky cinquefoil Perennial herb  
Drymocallis glandulosa var. viscida Sticky cinquefoil Perennial herb  
Drymocallis glandulosa var. wrangelliana Sticky cinquefoil Perennial herb  
Drymocallis lactea Perennial herb 1
Drymocallis lactea var. lactea Sierran woodbeauty Perennial herb  
Dudleya abramsii Abrams' dudleya Perennial herb 2
Dudleya alainae Banner dudleya Perennial herb 1
Dudleya blochmaniae Blochman's dudleya Perennial herb  
Dudleya blochmaniae ssp. blochmaniae Blochman's dudleya Perennial herb  
Dudleya caespitosa Sand lettuce Perennial herb 10
Dudleya cymosa Rock lettuce Perennial herb 19
Dudleya cymosa ssp. agourensis Canyon liveforever Perennial herb  
Dudleya cymosa ssp. crebrifolia San gabriel river dudleya Perennial herb  
Dudleya cymosa ssp. cymosa Canyon dudleya Perennial herb 3
Dudleya cymosa ssp. marcescens Marcescent dudleya Perennial herb  
Dudleya cymosa ssp. ovatifolia Santa monica mtns. dudleya Perennial herb  
Dudleya cymosa ssp. pumila Low canyon dudleya Perennial herb 2
Dudleya densiflora San gabriel mtns. dudleya Perennial herb 3
Dudleya edulis Fingertips Perennial herb 9
Dudleya greenei Greene's live forever Perennial herb 1
Dudleya hassei Hasse's dudleya Perennial herb 10
Dudleya lanceolata Southern california dudleya Perennial herb 14
Dudleya multicaulis Many stemmed dudleya Perennial herb  
Dudleya palmeri Palmer's dudleya Perennial herb 4
Dudleya pulverulenta Chalk dudleya Perennial herb 15
Dudleya pulverulenta ssp. pulverulenta California chalk lettuce Perennial herb 15
Dudleya saxosa Panamint dudleya Perennial herb 1
Dudleya saxosa ssp. aloides Desert dudleya Perennial herb 1
Dudleya virens Bright green dudleya Perennial herb 4
Dudleya virens ssp. hassei Bright green dudleya Perennial herb 10
Dudleya virens ssp. insularis Bright green dudleya Perennial herb  
Dudleya virens ssp. virens Bright green dudleya Perennial herb 1
Echinodorus berteroi Burhead Perennial herb (aquatic)  
Ehrendorferia chrysantha Golden eardrops Perennial herb 5
Ehrendorferia ochroleuca Yellow bleeding heart Perennial herb  
Eleocharis acicularis Needle spikerush Perennial grass 2
Eleocharis acicularis var. acicularis Needle spike rush Perennial grass  
Eleocharis bernardina Fewflower spikerush Perennial grass  
Eleocharis coloradoensis Dwarf spikerush Perennial grass 2
Eleocharis macrostachya Spike rush Perennial grass 19
Eleocharis montevidensis Montevideo spike rush Perennial grass 2
Eleocharis palustris Common spikerush Perennial grass 8
Eleocharis parishii Parish's spike rush Perennial grass  
Eleocharis parvula Small spikerush Perennial grass 2
Eleocharis pauciflora Few flowered spike rush Perennial grass  
Eleocharis quinqueflora Fewflower spikerush Perennial grass  
Eleocharis radicans Creeping spikerush Perennial grass  
Eleocharis rostellata Walking sedge Perennial grass 1
Elodea canadensis Common water weed Perennial herb  
Elymus Xhansenii Perennial grass  
Elymus cinereus Great basin wild rye Perennial grass 8
Elymus condensatus Giant wild rye Perennial grass 31
Elymus elymoides Squirrel tail grass Perennial grass 14
Elymus elymoides ssp. brevifolius Short leaved squirreltail Perennial grass  
Elymus elymoides ssp. californicus California squirreltail Perennial grass  
Elymus elymoides ssp. elymoides Squirreltail Perennial grass  
Elymus elymoides var. brevifolius Squirrel tail grass Perennial grass  
Elymus elymoides var. californicus Squirrel tail grass Perennial grass  
Elymus elymoides var. elymoides Squirrel tail grass Perennial grass  
Elymus glaucus Blue wildrye Perennial grass 32
Elymus glaucus ssp. glaucus Blue wild rye Perennial grass 1
Elymus glaucus ssp. jepsonii Western rye grass Perennial grass 1
Elymus glaucus ssp. virescens Virginia wildrye Perennial grass  
Elymus lanceolatus Thickspike wheatgrass Perennial grass 3
Elymus lanceolatus ssp. lanceolatus Northern wheatgrass Perennial grass 4
Elymus multisetus Big squirreltail grass Perennial grass 12
Elymus pacificus Pacific wild rye Perennial grass  
Elymus spicatus Blue bunch wheat grass Perennial grass 7
Elymus stebbinsii Stebbins' wildrye Perennial grass  
Elymus trachycaulus Slender wheatgrass Perennial grass 8
Elymus trachycaulus ssp. subsecundus Bearded wheatgrass Perennial grass 2
Elymus trachycaulus ssp. trachycaulus Slender wheatgrass Perennial grass 7
Elymus triticoides Beardless wild rye Perennial grass 29
Enemion occidentale Western false rue anemone Perennial herb  
Epilobium angustifolium ssp. angustifolium Fireweed Perennial herb 2
Epilobium angustifolium ssp. circumvagum Fireweed Perennial herb 1
Epilobium canum California fuchsia Perennial herb 49
Epilobium canum ssp. angustifolium Hummingbird trumpet Perennial herb 21
Epilobium canum ssp. canum California fuchsia Perennial herb 11
Epilobium canum ssp. latifolium California fushia Perennial herb 5
Epilobium ciliatum Slender willow herb Perennial herb 2
Epilobium ciliatum ssp. ciliatum Willow herb Perennial herb 2
Epilobium ciliatum ssp. glandulosum Glandular willowherb Perennial herb 1
Epilobium ciliatum ssp. watsonii Willow herb Perennial herb  
Epilobium glaberrimum Smooth willowherb Perennial herb  
Epilobium glaberrimum ssp. glaberrimum Smooth willowherb Perennial herb  
Epilobium latifolium River beauty Perennial herb 3
Epipactis gigantea Stream orchid Perennial herb 16
Eremogone macradenia Mojave sandwort Perennial herb  
Eremogone macradenia var. arcuifolia Forest camp sandwort Perennial herb  
Eremogone macradenia var. macradenia Desert sandwort Perennial herb  
Eriastrum densifolium Giant eriastrum Perennial herb 4
Eriastrum densifolium ssp. austromontanum Southern mountain eriastrum Perennial herb 1
Eriastrum densifolium ssp. densifolium Giant eriastrum Perennial herb 2
Eriastrum densifolium ssp. elongatum Perennial wool star Perennial herb  
Eriastrum densifolium ssp. mohavense Perennial vool star Perennial herb 1
Ericameria paniculata Mojave rabbitbrush Perennial herb 1
Erigeron breweri Brewer's fleabane Perennial herb  
Erigeron breweri var. bisanctus Pious daisy Perennial herb  
Erigeron breweri var. breweri Brewer's daisy Perennial herb  
Erigeron breweri var. covillei Coville erigeron Perennial herb  
Erigeron breweri var. jacinteus San jacinto mtns. daisy Perennial herb (rhizomatous)  
Erigeron breweri var. porphyreticus Fleabane Perennial herb  
Erigeron foliosus Leafy daisy Perennial herb  
Erigeron foliosus var. foliosus Thread stemmed fleabane Perennial herb, Shrub  
Erigeron foliosus var. franciscensis San francisco leafy fleabane Perennial herb  
Erigeron foliosus var. hartwegii Hartweg's fleabane Perennial herb  
Erigeron glaucus Seaside daisy Perennial herb 41
Erigeron lobatus Lobed fleabane Perennial herb 4
Erigeron philadelphicus Philadelphia fleabane Perennial herb  
Erigeron pumilus Shaggy fleabane Perennial herb  
Eriodictyon parryi Poodle-dog bush Perennial herb 1
Eriodictyon sessilifolium sessile-leaved yerba stanta Perennial Herb  
Eriogonum callistum Tehachapi buckwheat Perennial herb  
Eriogonum crocatum Conejo buckwheat Perennial herb 14
Eriogonum elongatum Longstem buckwheat Perennial herb 3
Eriogonum elongatum var. elongatum Long stemmed buckwheat Perennial herb 3
Eriogonum grande Island buckwheat Perennial herb 14
Eriogonum grande var. grande Island buckwheat Perennial herb 2
Eriogonum grande var. timorum San nicolas island buckwheat Perennial herb 1
Eriogonum inflatum Desert trumpet Perennial herb  
Eriogonum inflatum var. inflatum Desert trumpet Perennial herb  
Eriogonum kennedyi Kennedy's buckwheat Perennial herb 5
Eriogonum kennedyi var. alpigenum Southern alpine buckwheat Perennial herb  
Eriogonum kennedyi var. austromontanum Southern mountain buckwheat Perennial herb  
Eriogonum kennedyi var. kennedyi Kennedy's buckwheat Perennial herb 1
Eriogonum latifolium Coast buckwheat Perennial herb 21
Eriogonum microtheca Slender buckwheat Perennial herb  
Eriogonum microtheca var. corymbosoides San bernardino wild buckwheat Perennial herb  
Eriogonum microtheca var. johnstonii Johnston's buckwheat Perennial herb  
Eriogonum oblongifolium Coast buckwheat Perennial herb 21
Eriogonum ovalifolium Oval leaved eriogonum Perennial herb 4
Eriogonum saxatile Rock buckwheat Perennial herb  
Eriogonum umbellatum Sulphur buckwheat Perennial herb 26
Eriogonum umbellatum var. bahiiforme Sulphur buckwheat Perennial herb  
Eriogonum umbellatum var. canifolium Sulphur buckwheat Perennial herb  
Eriogonum umbellatum var. dumosum Many flowered sulfur flower Perennial herb 3
Eriogonum umbellatum var. minus Alpine sulfur flowered buckwheat Perennial herb  
Eriogonum umbellatum var. modocense Sulphur flower buckwheat Perennial herb 2
Eriogonum umbellatum var. munzii Munz's buckwheat Perennial herb  
Eriogonum umbellatum var. nevadense Sierra sulfur flower Perennial herb 2
Eriogonum umbellatum var. polyanthum Many flowered sulfur flower Perennial herb 6
Eriogonum umbellatum var. smallianum Sulphur buckwheat Perennial herb  
Eriogonum umbellatum var. subaridum Desert sulfur buckwheat Perennial herb  
Eriogonum wrightii Wright's buckwheat Perennial herb, Shrub 6
Eriogonum wrightii var. membranaceum Wright s buckwheat Perennial herb, Shrub  
Eriogonum wrightii var. nodosum Wright s buckwheat Perennial herb, Shrub  
Eriogonum wrightii var. subscaposum Wright's buckwheat Perennial herb, Shrub 3
Eriogonum wrightii var. trachygonum Wright s buckwheat Perennial herb, Shrub  
Eriophyllum lanatum Wooly sunflower Perennial herb 27
Eriophyllum lanatum var. hallii Fort tejon woolly sunflower Perennial herb  
Eriophyllum latilobum San mateo woolly sunflower Perennial herb  
Eriophyllum staechadifolium Lizard tail Perennial herb 17
Eryngium aristulatum Jepson's button celery Perennial herb 2
Erysimum capitatum Wallflower Perennial herb 10
Erysimum capitatum var. angustatum Contra costa wallflower Perennial herb 1
Erysimum capitatum var. bealianum Western wallflower Perennial herb 1
Erysimum capitatum var. capitatum Sanddune wallflower Perennial herb 1
Erysimum capitatum var. lompocense San luis obispo wallflower Perennial herb 1
Erysimum insulare Island wallflower Perennial herb 2
Erysimum insulare ssp. insulare Island wallflower Perennial herb  
Erysimum insulare ssp. suffrutescens Suffrutescent wallflower Perennial herb 5
Erysimum suffrutescens Suffrutescent wallflower Perennial herb 5
Erythranthe cardinalis Cardinal monkey flower Perennial herb 41
Erythranthe moschata Musk monkeyflower Perennial herb 1
Erythranthe nasuta Perennial herb  
Eschscholzia californica ssp. californica California poppy Perennial herb 3
Eschscholzia procera Kernville poppy Perennial herb 3
Euphorbia albomarginata Rattlesnake sandmat Perennial herb  
Euphorbia incisa Mojave spurge Perennial herb  
Euphorbia lurida Woodland spurge Perennial herb  
Euphorbia melanadenia Red-gland spurge Perennial herb  
Euphorbia palmeri Woodland spurge Perennial herb  
Euphorbia pediculifera Carrizo mountain sandmat Perennial herb  
Euphorbia polycarpa Smallseed sandmat Perennial herb  
Euphorbia schizoloba Mojave spurge Perennial herb  
Euthamia occidentalis Western goldenrod Perennial herb 15
Extriplex californica California orach Perennial herb 1
Festuca californica California fescue Perennial grass 47
Festuca californica ssp. parishii Perennial grass  
Festuca californica var. parishii California fescue Perennial grass  
Festuca elmeri Coast fescue Perennial grass  
Festuca idahoensis Blue fescue Perennial grass 53
Festuca roemeri var. klamathensis Idaho fescue Perennial grass 48
Festuca rubra Red fescue Perennial grass 39
Fimbristylis thermalis Hot springs fimbristylis Perennial grass (rhizomatous)  
Fragaria crinita Beach strawberry Perennial herb 34
Fragaria vesca Wild strawberry Perennial herb 35
Frankenia salina Yerba reuma, alkali heath Perennial herb 11
Frasera albicaulis Whitestem frasera Perennial herb  
Frasera albicaulis var. nitida Whitestem frasera Perennial herb  
Frasera neglecta Pine green-gentian Perennial herb  
Frasera parryi Coahuila frasera Perennial herb  
Fritillaria affinis Checker lily Perennial herb (bulb) 7
Fritillaria agrestis Stinkbells Perennial herb (bulb) 1
Fritillaria atropurpurea Spotted mountain bells Perennial herb 2
Fritillaria biflora Chocolate lily Perennial herb 4
Fritillaria biflora var. biflora Chocolate lily Perennial herb (bulb) 4
Fritillaria lanceolata var. tristulis Marin checker lily Perennial herb 4
Fritillaria pinetorum Pine woods fritillary Perennial herb  
Fritillaria roderickii Roderick's fritillary Perennial herb (bulb) 1
Funastrum cynanchoides Fringed twinevine Perennial herb 2
Funastrum cynanchoides var. hartwegii Climbing milkweed Perennial herb 1
Galium andrewsii Phlox leaved bedstraw Perennial herb  
Galium andrewsii ssp. andrewsii Phlox leaved bedstraw Perennial herb  
Galium andrewsii ssp. intermedium Phlox leaved bedstraw Perennial herb  
Galium angustifolium Narrow leaved bedstraw Perennial herb 3
Galium angustifolium ssp. angustifolium Narrow leaved bedstraw Perennial herb  
Galium angustifolium ssp. foliosum Narrow leaved bedstraw Perennial herb  
Galium angustifolium ssp. gabrielense San antonio canyon bedstraw Perennial herb  
Galium angustifolium ssp. gracillimum Narrow leaved bedstraw Perennial herb  
Galium angustifolium ssp. nudicaule Naked stem bedstraw Perennial herb  
Galium argense Argus bedstraw Perennial herb  
Galium bolanderi Bolander's bedstraw Perennial herb  
Galium californicum California bedstraw Perennial herb  
Galium californicum ssp. flaccidum California bedstraw Perennial herb  
Galium catalinense Santa catalina island bedstraw Perennial herb  
Galium cliftonsmithii Santa barbara bedstraw Perennial herb  
Galium hallii Nodding bedstraw Perennial herb  
Galium hilendiae Hilend's bedstraw Perennial herb  
Galium jepsonii Jepson's bedstraw Perennial herb (rhizomatous)  
Galium johnstonii Johnston's bedstraw Perennial herb  
Galium nuttallii Climbing bedstraw Perennial herb  
Galium nuttallii ssp. insulare Nuttall's island bedstraw Perennial herb  
Galium nuttallii ssp. nuttallii Climbing bedstraw Perennial herb  
Galium parishii Parish's bedstraw Perennial herb  
Galium trifidum Three petaled bedstraw Perennial herb  
Galium trifidum ssp. columbianum Threepetal bedstraw Perennial herb  
Galium trifidum var. pacificum Bedstraw Perennial herb  
Galvezia speciosa Island snapdragon Perennial herb, Shrub 32
Gamochaeta ustulata Featherweed Perennial herb 1
Geranium californicum California geranium Perennial herb 1
Geranium concinnum California mountain geranium Perennial herb 1
Geranium richardsonii Richardson's geranium Perennial herb  
Glycyrrhiza lepidota Lichorice Perennial herb 2
Gnaphalium canescens Everlasting cudweed Perennial herb 3
Gnaphalium canescens ssp. beneolens Cudweed Perennial herb 1
Gnaphalium canescens ssp. microcephalum White everlasting Perennial herb 1
Gnaphalium canescens ssp. thermale Small headed cudweed Perennial herb  
Gnaphalium leucocephalum White headed cudweed Perennial herb  
Grindelia camporum Gumweed Perennial herb 13
Grindelia camporum var. bracteosa Bract gumweed Perennial herb 12
Grindelia camporum var. camporum Great valley gumweed Perennial herb 1
Grindelia hirsutula Gumweed Perennial herb 11
Grindelia hirsutula var. davyi Davy's gumweed Perennial herb 12
Grindelia hirsutula var. hirsutula Hairy gumweed Perennial herb  
Grindelia stricta Gumweed Perennial herb 28
Grindelia stricta var. platyphylla Gumplant Perennial herb 16
Gutierrezia californica Matchweed, snakeweed Perennial herb, Shrub 5
Helenium bigelovii Bigelow's sneezeweed Perennial herb 8
Helenium puberulum Sneezeweed Perennial herb 10
Helianthus californicus California sunflower Perennial herb 4
Helianthus gracilentus Slender sunflower Perennial herb 5
Helianthus inexpectatus Newhall sunflower Perennial herb  
Helianthus nuttallii Nuttall's sunflower Perennial herb  
Helianthus nuttallii ssp. parishii Los angeles sunflower Perennial herb (rhizomatous)  
Heliotropium curassavicum Chinese parsley Perennial herb 8
Heliotropium curassavicum var. oculatum Seaside heliotrope Perennial herb 2
Heracleum lanatum Cow parsnip Perennial herb 20
Heracleum maximum Common cow parsnip Perennial herb 20
Hesperocallis undulata Desert lily Perennial herb 1
Heterotheca sessiliflora ssp. echioides Bristly goldenaster Perennial herb  
Heterotheca sessiliflora ssp. fastigiata Erect goldenaster Perennial herb  
Heterotheca sessiliflora ssp. sessiliflora False goldenaster Perennial herb  
Heterotheca subaxillaris Camphorweed Perennial herb 1
Heterotheca villosa Hairy goldenaster Perennial herb 10
Heterotheca villosa var. hispida Hairy goldenaster Perennial herb  
Heterotheca villosa var. minor Hairy false goldenaster Perennial herb  
Heterotheca villosa var. villosa Hairy goldenaster Perennial herb  
Heuchera abramsii Abrams's alumroot Perennial herb (rhizomatous)  
Heuchera caespitosa Urn-flowered alumroot Perennial herb 5
Heuchera cespitosa Tufted alumroot Perennial herb 3
Heuchera cylindrica Roundleaf alumroot Perennial herb 8
Heuchera elegans Urn flowered alumroot Perennial herb (rhizomatous) 6
Heuchera maxima Island alumroot Perennial herb (rhizomatous) 27
Heuchera micrantha Alum root Perennial herb 34
Heuchera rubescens Pink alumroot Perennial herb 6
Hieracium albiflorum White flowered hawkweed Perennial herb 1
Hieracium argutum Hawkweed Perennial herb  
Hieracium horridum Shaggy hawkweed Perennial herb  
Hoffmannseggia glauca Hoffmanseggia Perennial herb  
Hoita macrostachya California hemp Perennial herb 6
Hooveria parviflora Perennial herb  
Hordeum brachyantherum Meadow barley Perennial grass 24
Hordeum brachyantherum ssp. brachyantherum Meadow barley Perennial grass 4
Hordeum brachyantherum ssp. californicum Meadow barley Perennial grass 7
Hordeum jubatum Fox tail barley Perennial grass 7
Hordeum jubatum ssp. jubatum Foxtail barley, squirreltail barley Perennial grass  
Horkelia cuneata Wedge leaved horkelia Perennial herb 5
Horkelia cuneata ssp. cuneata Coast horkelia Perennial herb 1
Horkelia cuneata ssp. puberula Coast horkelia Perennial herb  
Horkelia cuneata ssp. sericea Wedge leaved horkelia Perennial herb 1
Horkelia cuneata var. cuneata Wedge leaved horkelia Perennial herb 1
Horkelia cuneata var. puberula Mesa horkelia Perennial herb  
Horkelia cuneata var. sericea Kellogg's horkelia Perennial herb 1
Horkelia parryi Parry's horkelia Perennial herb 1
Horkelia rydbergii Rydberg's horkelia Perennial herb  
Hosackia crassifolia Broad leaved lotus Perennial herb 6
Hosackia crassifolia var. crassifolia Broad leaved lotus Perennial herb 2
Hosackia oblongifolia Narrow leaved lotus Perennial herb 2
Hosackia oblongifolia var. oblongifolia Narrow leaved lotus Perennial herb 1
Hosackia pinnata Pinnate lotus Perennial herb  
Hulsea heterochroma Red rayed hulsea Perennial herb 1
Hulsea vestita Pumice hulsea Perennial herb  
Hulsea vestita ssp. gabrielensis San gabriel mtns. sunflower Perennial herb  
Hulsea vestita ssp. parryi Parry's hulsea Perennial herb  
Hulsea vestita ssp. vestita Pumice hulsea Perennial herb  
Hydrocotyle ranunculoides Marsh pennywort Perennial herb 2
Hydrocotyle umbellata Marsh pennywort Perennial herb  
Hydrocotyle verticillata Whorled marsh pennywort Perennial herb 2
Hypericum formosum St john's wort Perennial herb  
Hypericum formosum var. scouleri Scouler's st. john's wort Perennial herb 2
Hypericum scouleri Scouler's st john's wort Perennial herb 2
Imperata brevifolia Satintail Perennial grass 2
Ipomopsis tenuifolia Slender leaved ipomopsis Perennial herb 2
Iris douglasiana Douglas iris Perennial herb 51
Iris macrosiphon Ground iris Perennial herb 8
Iris missouriensis Western blue flag Perennial herb 25
Iris munzii Munz's iris Perennial herb (rhizomatous) 3
Isopyrum occidentale Western false rue anemone Perennial herb  
Iva axillaris Povertyweed Perennial herb  
Iva axillaris ssp. robustior Poverty weed Perennial herb  
Iva hayesiana San diego marsh elder Perennial herb 13
Ivesia argyrocoma Silver haired ivesia Perennial herb  
Ivesia argyrocoma var. argyrocoma Silver-haired ivesia Perennial herb  
Ivesia santolinoides Mouse tail ivesia Perennial herb  
Jaumea carnosa Marsh jaumea Perennial herb 7
Jepsonia malvifolia Island jepsonia Perennial herb  
Juncus acutus Spiny rush Perennial grass (rhizomatous) 13
Juncus acutus ssp. leopoldii Wire grass Perennial grass (rhizomatous) 2
Juncus balticus Wire rush Perennial grass 19
Juncus balticus ssp. ater Baltic rush Perennial grass 2
Juncus bufonius var. occidentalis Round fruited toad rush Perennial grass  
Juncus cooperi Cooper's rush Perennial grass  
Juncus covillei Coville's rush Perennial grass  
Juncus covillei var. obtusatus Coville's rush Perennial grass  
Juncus dubius Mariposa rush Perennial grass 1
Juncus duranii Duran's rush Perennial grass (rhizomatous)  
Juncus effusus Common bog rush Perennial grass 44
Juncus effusus ssp. austrocalifornicus Common bog rush Perennial grass 1
Juncus ensifolius Sword leaved rush Perennial grass 7
Juncus macrophyllus Rush Perennial grass 1
Juncus mexicanus Mexican rush Perennial grass 10
Juncus nevadensis Sierra rush Perennial grass 1
Juncus nodosus Knotted rush Perennial grass (rhizomatous) 1
Juncus occidentalis Slender juncus Perennial grass 4
Juncus orthophyllus Straight leaved rush Perennial grass 1
Juncus oxymeris Pointed rush Perennial grass 1
Juncus patens Rush Perennial grass 47
Juncus phaeocephalus Brown headed rush Perennial grass 10
Juncus phaeocephalus var. paniculatus Rush Perennial grass  
Juncus phaeocephalus var. phaeocephalus Brown headed rush Perennial grass  
Juncus rugulosus Wrinkled rush Perennial grass  
Juncus saximontanus Rocky mountain rush Perennial grass  
Juncus tenuis Slender rush Perennial grass 9
Juncus textilis Basket rush Perennial grass 7
Juncus torreyi Torrey's rush Perennial grass 5
Juncus xiphioides Iris leaved rush Perennial grass 16
Kochia americana Red sage Perennial herb  
Kochia californica Mojave red sage Perennial herb  
Koeleria macrantha June grass Perennial grass 29
Kopsiopsis strobilacea California ground-cone Perennial herb (parasitic)  
Lasthenia californica ssp. macrantha Perennial goldfields Perennial herb 3
Lathyrus splendens Pride of california Perennial herb  
Lathyrus sulphureus Sulpher pea Perennial herb  
Lathyrus vestitus Common pacific pea Perennial herb 7
Lathyrus vestitus var. alefeldii San diego pea Perennial herb 2
Lathyrus vestitus var. ochropetalus Bolander's pacific pea Perennial herb  
Lathyrus vestitus var. vestitus Hillside pea Perennial herb 2
Lemna gibba Gibbous duckweed Perennial herb  
Lemna minor Smaller duckweed Perennial herb 3
Lemna minuscula Least duckweed Perennial herb  
Lemna minuta Least duckweed Perennial herb  
Lemna trisulca Star duckweed Perennial herb  
Lemna valdiviana Duckweed Perennial herb  
Lepidium fremontii Desert pepper grass Perennial herb 4
Lepidium fremontii var. fremontii Desert pepper grass Perennial herb 4
Leptosyne maritima Sea dahlia Perennial herb 6
Lessingia filaginifolia Common california aster Perennial herb 17
Lessingia filaginifolia var. californica Beach aster Perennial herb 9
Lessingia filaginifolia var. filaginifolia Common california aster Perennial herb 8
Lewisia brachycalyx Short sepaled lewisia Perennial herb 2
Lewisia nevadensis Sierra lewisia Perennial herb 2
Lewisia rediviva Bitter root Perennial herb 4
Lewisia rediviva var. minor Bitter root Perennial herb  
Leymus cinereus Giant wild rye Perennial grass 8
Leymus condensatus Giant rye grass Perennial grass 34
Leymus pacificus Gould's rye grass Perennial grass  
Leymus triticoides Alkali rye Perennial grass 30
Lilium humboldtii Humboldt's lily Perennial herb 8
Lilium humboldtii ssp. humboldtii Humboldt's lily Perennial herb (bulb) 1
Lilium humboldtii ssp. ocellatum Humboldt lily Perennial herb (bulb)  
Lilium kelleyanum Kelley's lily Perennial herb  
Lilium parryi Lemon lily Perennial herb (bulb) 6
Limonium californicum Marsh rosemary Perennial herb 11
Lithophragma affine Common woodland star Perennial herb 1
Lithophragma bolanderi Hillstar Perennial herb  
Lithophragma cymbalaria Mission star Perennial herb  
Lithophragma heterophyllum Woodland star Perennial herb 1
Lithophragma maximum San clemente island woodland star Perennial herb  
Lithophragma parviflorum Pink woodland star Perennial herb 1
Lithophragma tenellum Woodland star Perennial herb  
Lobelia cardinalis Cardinalflower Perennial herb 16
Lobelia cardinalis var. pseudosplendens Cardinal flower Perennial herb 16
Lobelia dunnii Dunn's lobelia Perennial herb 11
Lobelia dunnii var. serrata Dunn's lobelia Perennial herb 6
Lomatium californicum Celery weed Perennial herb 4
Lomatium dasycarpum Lace parsnip Perennial herb 4
Lomatium dasycarpum ssp. dasycarpum Woolly fruited lomatium Perennial herb  
Lomatium dissectum Fern leaved lomatium Perennial herb 3
Lomatium dissectum var. multifidum Fern leaved lomatium Perennial herb 1
Lomatium insulare San nicolas island lomatium Perennial herb 1
Lomatium lucidum Shiny lomatium Perennial herb  
Lomatium macrocarpum Large fruited lomatium Perennial herb 2
Lomatium mohavense Mohave wild parsely Perennial herb  
Lomatium multifidum Fern leaved lomatium Perennial herb 1
Lomatium nevadense Nevada lomatium Perennial herb  
Lomatium nevadense var. parishii Parish's lomatium Perennial herb  
Lomatium rigidum Stiff lomatium Perennial herb  
Lomatium utriculatum Hog fennel Perennial herb 2
Lomatium vaginatum Sheathed lomatium Perennial herb  
Lotus argophyllus Silver birds foot trefoil Perennial herb 1
Lotus argophyllus var. adsurgens San clemente island bird's foot trefoil Perennial herb  
Lotus argophyllus var. argenteus Channel islands silver lotus Perennial herb 1
Lotus argophyllus var. argophyllus Southern california silver lotus Perennial herb  
Lotus argyraeus Canyon birdsfoot trefoil Perennial herb  
Lotus crassifolius Broad leaved lotus Perennial herb 7
Lotus crassifolius var. crassifolius Broad leaved lotus Perennial herb 2
Lotus grandiflorus Large leaved lotus Perennial herb 3
Lotus grandiflorus var. grandiflorus Chaparral lotus Perennial herb 1
Lotus heermannii Heermann's lotus Perennial herb 3
Lotus heermannii var. heermannii Heermann's lotus Perennial herb 1
Lotus junceus Rush lotus Perennial herb 2
Lotus nevadensis Sierra lotus Perennial herb  
Lotus nevadensis var. davidsonii Davidson's sierra nevada lotus Perennial herb  
Lotus nevadensis var. nevadensis Sierra nevada lotus Perennial herb  
Lotus oblongifolius Narrow leaved lotus Perennial herb  
Lotus oblongifolius var. oblongifolius Narrow leaved lotus Perennial herb 1
Lotus pinnatus Pinnate lotus Perennial herb  
Lotus procumbens Silky california broom Perennial herb, Shrub  
Lotus procumbens var. procumbens Silky california broom Perennial herb, Shrub  
Lotus scoparius Deerweed Perennial herb 21
Lotus scoparius var. brevialatus Short winged deerweed Perennial herb  
Lotus scoparius var. scoparius Deerweed Perennial herb  
Ludwigia peploides ssp. peploides Floating water primrose Perennial herb  
Ludwigia repens Creeping water primrose Perennial herb  
Lupinus adsurgens Drew's silky lupine Perennial herb  
Lupinus adsurgens var. adsurgens Drew's silky lupine Perennial herb  
Lupinus adsurgens var. lilacinus Drew's silky lupine Perennial herb  
Lupinus albicaulis White stemmed lupine Perennial herb 8
Lupinus albifrons var. johnstonii interior bush lupine Perennial herb  
Lupinus andersonii Anderson's lupine Perennial herb  
Lupinus antoninus Anthony peak lupine Perennial herb  
Lupinus arbustus Long spurred lupine Perennial herb  
Lupinus argenteus Silvery lupine Perennial herb 7
Lupinus argenteus var. argenteus Silvery lupine Perennial herb  
Lupinus breweri Brewer's lupine Perennial herb 2
Lupinus breweri var. breweri Brewer's lupine Perennial herb  
Lupinus breweri var. grandiflorus Showy brewer's lupine Perennial herb  
Lupinus elatus Silky lupine Perennial herb  
Lupinus formosus Western lupine Perennial herb 6
Lupinus formosus var. formosus Western lupine Perennial herb  
Lupinus formosus var. robustus Giant western lupine Perennial herb  
Lupinus hyacinthinus Hyacinth lupine Perennial herb  
Lupinus latifolius Broad leaf lupine Perennial herb 9
Lupinus latifolius var. columbianus Broad leaved lupine Perennial herb  
Lupinus latifolius var. latifolius Broad leaf lupine Perennial herb  
Lupinus latifolius var. parishii Parish's lupine Perennial herb 2
Lupinus lepidus Tidy lupine Perennial herb 1
Lupinus peirsonii Peirson's lupine Perennial herb  
Lupinus polyphyllus Bog lupine Perennial herb 27
Lupinus polyphyllus var. burkei Large leaved lupine Perennial herb 6
Lupinus rivularis Riverbank lupine Perennial herb 8
Luzula comosa Hairy wood rush Perennial grass 4
Luzula comosa var. laxa Hairy wood rush Perennial grass 3
Lycopus americanus Bugleweed Perennial herb 2
Lythrum californicum Common loosestrife Perennial herb  
Machaeranthera canescens Hoary aster Perennial herb 1
Machaeranthera canescens var. canescens Hoary aster Perennial herb  
Maianthemum stellatum Starry false lily of the valley Perennial herb 17
Malacothrix incana Dunedelion Perennial herb 2
Malacothrix saxatilis Cliff aster Perennial herb 6
Malacothrix saxatilis var. arachnoidea Carmel valley cliff aster Perennial herb (rhizomatous)  
Malacothrix saxatilis var. commutata South coast range malacothrix Perennial herb  
Malacothrix saxatilis var. implicata Cliff malacothrix Perennial herb 1
Malacothrix saxatilis var. saxatilis Cliff aster Perennial herb 1
Malacothrix saxatilis var. tenuifolia Short leaved cliff aster Perennial herb 1
Malvella leprosa Alkali mallow Perennial herb 3
Marah fabacea California man-root Perennial herb, Vine 5
Marah fabaceus Manroot Perennial herb, Vine 6
Marah fabaceus var. agrestis Wild cucumber Perennial herb, Vine 4
Marah fabaceus var. fabaceus California manroot Perennial herb, Vine 4
Marah horrida Sierra man-root Perennial herb, Vine  
Marah horridus Sierran wild cucumber Perennial herb, Vine  
Marah macrocarpa Chilicothe Perennial herb, Vine 5
Marah macrocarpus Southern wild cucumber Perennial herb, Vine 5
Marah macrocarpus var. macrocarpus Southern wild cucumber Perennial herb, Vine 1
Marah macrocarpus var. major Southern wild cucumber Perennial herb, Vine 1
Marah oregana Coast man-root Perennial herb, Vine 3
Marah oreganus Manroot Perennial herb, Vine 3
Melica californica California melic Perennial grass 25
Melica frutescens Tall melica Perennial grass 1
Melica harfordii Harford's melic Perennial grass 2
Melica imperfecta Coast range melic Perennial grass 21
Melica stricta Nodding melica Perennial grass  
Melica stricta var. albicaulis Nodding melica Perennial grass  
Melica torreyana Torrey's melica Perennial grass 11
Mentha arvensis American wild mint Perennial herb 6
Mentha canadensis Wild mint Perennial herb 6
Mentzelia laevicaulis Giant blazingstar Perennial herb 5
Mentzelia ravenii Grass blazingstar Perennial herb  
Micranthes californica Greene's saxifrage Perennial herb  
Microseris sylvatica Sylvan scorzonella Perennial herb 1
Mimulus cardinalis Cardinal monkey flower Perennial herb 41
Mimulus clevelandii Cleveland's bush monkeyflower Perennial herb 2
Mimulus glabratus Roundleaf monkeyflower Perennial herb (rhizomatous)  
Mimulus moschatus Musk monkeyflower Perennial herb 1
Mimulus moschatus var. moschatus Muskflower Perennial herb  
Minuartia nuttallii Nuttall sandwort Perennial herb  
Minuartia nuttallii ssp. gracilis Nuttall's sandwort Perennial herb  
Minuartia nuttallii var. gracilis Nuttall sandwort Perennial herb  
Mirabilis bigelovii Bigelow's desert four o'clock Perennial herb 3
Mirabilis bigelovii var. bigelovii Pale stemmed four o clock Perennial herb 1
Mirabilis bigelovii var. retrorsa Wishbone Perennial herb  
Mirabilis californica Wishbone bush Perennial herb 12
Mirabilis greenei Greene's four o'clock Perennial herb  
Mirabilis laevis Desert wishbone bush Perennial herb 3
Mirabilis laevis var. crassifolia California four o'clock Perennial herb 12
Mirabilis laevis var. laevis Desert wishbone bush Perennial herb  
Mirabilis laevis var. retrorsa Wishbone bush Perennial herb  
Mirabilis laevis var. villosa Wishbone bush Perennial herb 3
Mirabilis multiflora Giant four o'clock Perennial herb 8
Mirabilis multiflora var. pubescens Desert four o'clock Perennial herb  
Monanthochloe littoralis Salt cedar Perennial grass 1
Monardella australis Southern mountain monardella Perennial herb  
Monardella australis ssp. australis Southern mountain monardella Perennial herb  
Monardella australis ssp. cinerea Gray monardella Perennial herb (rhizomatous)  
Monardella australis ssp. jokerstii Jokerst's monardella Perennial herb  
Monardella cinerea Gray monardella Perennial herb (rhizomatous)  
Monardella glauca Grey monardella Perennial herb 1
Monardella hypoleuca White leaf monardella Perennial herb  
Monardella hypoleuca ssp. hypoleuca White leaf monardella Perennial herb  
Monardella hypoleuca ssp. intermedia White leaf monardella Perennial herb  
Monardella linoides Narrow leaved monardella Perennial herb 7
Monardella linoides ssp. anemonoides Narrow leaved monardella Perennial herb 1
Monardella linoides ssp. erecta Narrow leaved monardella Perennial herb  
Monardella linoides ssp. linoides Flax like monardella Perennial herb 1
Monardella linoides ssp. oblonga Flax like monardella Perennial herb (rhizomatous)  
Monardella linoides ssp. stricta Flax like monardella Perennial herb  
Monardella macrantha Hummingbird monardella Perennial herb 12
Monardella macrantha ssp. hallii Hall's monardella Perennial herb (rhizomatous)  
Monardella macrantha ssp. macrantha Hummingbird monardella Perennial herb  
Monardella odoratissima Mountain monardella Perennial herb 21
Monardella odoratissima ssp. glauca Mountain mint Perennial herb 1
Monardella odoratissima ssp. parvifolia Matted mountain monardella Perennial herb  
Monardella sheltonii Shelton's coyote mint Perennial herb 1
Monardella viridis Green monardella Perennial herb  
Monardella viridis ssp. saxicola Rock monardella Perennial herb (rhizomatous) 1
Monardella viridis ssp. viridis Green monardella Perennial herb (rhizomatous)  
Muhlenbergia asperifolia Scratchgrass Perennial grass 1
Muhlenbergia californica California muhly Perennial grass (rhizomatous)  
Muhlenbergia richardsonis Richardson's muhly Perennial grass  
Muhlenbergia rigens Deergrass Perennial grass 62
Muilla coronata Crowned muilla Perennial herb (bulb)  
Muilla maritima Common muilla Perennial herb 1
Myriophyllum sibiricum Siberian water milfoil Perennial herb (aquatic)  
Nassella cernua Nodding needlegrass Perennial grass 24
Nassella lepida Small flowered stipa Perennial grass 25
Nassella pulchra Purple needlegrass Perennial grass 42
Nasturtium gambelii Gambel's yellowcress Perennial herb  
Nasturtium officinale Watercress Perennial herb (aquatic) 3
Nicolletia occidentalis Western nicolletia Perennial herb  
Nitrophila occidentalis Western nitrophila Perennial herb  
Nolina bigelovii Bigelow's nolina Perennial herb 3
Nolina parryi Parry's nolina Perennial herb 7
Nuphar polysepala Rocky mountain pond-lily Perennial herb (aquatic) 3
Oenanthe sarmentosa Water parsley Perennial herb 9
Oenothera caespitosa Fragrant evening primrose Perennial herb 8
Oenothera californica California evening primrose Perennial herb 6
Oenothera californica ssp. avita California evening primrose Perennial herb  
Oenothera californica ssp. californica California evening primrose Perennial herb  
Oenothera cespitosa Fragrant evening-primrose Perennial herb 8
Oenothera deltoides ssp. howellii Antioch dunes evening primrose Perennial herb 3
Oenothera elata Evening primrose Perennial herb 16
Oenothera elata ssp. hirsutissima Evening primrose Perennial herb 3
Oenothera elata ssp. hookeri Evening primrose Perennial herb 18
Oenothera longissima Long evening primrose Perennial herb  
Oenothera suffrutescens Wild honeysuckle, linda tarde Perennial herb  
Oenothera villosa Hairy evening primrose Perennial herb  
Oenothera villosa ssp. strigosa Hairy evening primrose Perennial herb 20
Oenothera wolfii Wolf's evening primrose Perennial herb  
Opuntia californica var. californica Snake cholla Perennial herb (stem succulent) 5
Opuntia munzii Munz's cholla Perennial herb (stem succulent) 2
Oreonana vestita Woolly mountain parsley Perennial herb  
Orobanche bulbosa Chaparral broomrape Perennial herb (parasitic)  
Orobanche californica California orobanche Perennial herb (parasitic)  
Orobanche californica ssp. feudgei California broomrape Perennial herb (parasitic)  
Orobanche californica ssp. grandis California broomrape Perennial herb (parasitic)  
Orobanche californica ssp. grayana Gray's california broom rape Perennial herb (parasitic)  
Orobanche cooperi Burroweed strangler Perennial herb (parasitic)  
Orobanche fasciculata Clustered broomrape Perennial herb (parasitic)  
Orobanche parishii Parish's broom rape Perennial herb (parasitic)  
Orobanche parishii ssp. brachyloba Short lobed broom rape Perennial herb (parasitic)  
Orobanche parishii ssp. parishii Parish broomrape Perennial herb (parasitic)  
Orobanche uniflora Naked broom rape Perennial herb (parasitic)  
Orobanche valida Rock creek broom rape Perennial herb (parasitic)  
Orobanche valida ssp. valida Rock creek broomrape Perennial herb (parasitic)  
Osmorhiza berteroi Sweet cicely Perennial herb 3
Osmorhiza brachypoda California sweet cicely Perennial herb  
Osmorhiza chilensis Western sweet cicely Perennial herb 3
Oxalis albicans Hairywood sorrell Perennial herb  
Oxalis albicans ssp. californica Californica wood sorrel Perennial herb  
Oxalis albicans ssp. pilosa Hairy wood sorrel Perennial herb  
Oxalis californica Californica wood sorrel Perennial herb  
Oxalis corniculata ssp. pilosa Hairy wood sorrel Perennial herb  
Oxalis trilliifolia Three leaf woodsorrel Perennial herb  
Oxypolis occidentalis Western cow bane Perennial herb  
Oxytropis borealis Boreal locoweed Perennial herb  
Oxytropis borealis var. australis Boreal locoweed Perennial herb  
Oxytropis oreophila Mountain oxytrope Perennial herb  
Oxytropis oreophila var. oreophila Round leaf loco weed Perennial herb  
Packera breweri Brewer's ragwort Perennial herb  
Packera ionophylla Tehachapi ragwort Perennial herb  
Packera multilobata Lobeleaf groundsel Perennial herb  
Paeonia brownii Peony Perennial herb 1
Paeonia californica California peony Perennial herb 1
Panicum acuminatum Western witch grass Perennial grass  
Panicum acuminatum var. fasciculatum Pacific panic grass Perennial grass  
Parnassia californica Grass of parnassus Perennial herb  
Parnassia cirrata San bernardino grass of parnassus Perennial herb  
Parnassia cirrata var. cirrata San bernardino grass of parnassus Perennial herb  
Parnassia palustris Marsh grass of parnassus Perennial herb  
Paspalum distichum Knot grass Perennial grass 2
Pedicularis densiflora Indian warrior Perennial herb 1
Pedicularis semibarbata Pine woods lousewort Perennial herb  
Pediomelum californicum Indian breadroot Perennial herb  
Penstemon Xdubius Hybrid penstemon Perennial herb  
Penstemon caesius San bernardino beardtongue Perennial herb  
Penstemon centranthifolius Scarlet bugler Perennial herb 17
Penstemon eatonii Eaton firecracker Perennial herb 28
Penstemon grinnellii Grinnell's beardtongue Perennial herb 9
Penstemon grinnellii var. grinnellii Grinnell's beardtongue Perennial herb  
Penstemon grinnellii var. scrophularioides Grinnell's beardtongue Perennial herb  
Penstemon heterophyllus Foothill penstemon Perennial herb 40
Penstemon heterophyllus var. australis Southern foothill penstemon Perennial herb  
Penstemon heterophyllus var. heterophyllus Foothill penstemon Perennial herb 1
Penstemon labrosus San gabriel beardtongue Perennial herb 2
Penstemon laetus Mountain blue penstemon Perennial herb 1
Penstemon laetus var. laetus Mountain blue penstemon Perennial herb  
Penstemon palmeri Palmer's penstemon Perennial herb 21
Penstemon palmeri var. palmeri Palmer's penstemon Perennial herb  
Penstemon rattanii Rattan's beardtongue Perennial herb  
Penstemon rostriflorus Bridge's penstemon Perennial herb 8
Penstemon speciosus Showy penstemon Perennial herb 13
Penstemon spectabilis Showy penstemon Perennial herb 24
Penstemon spectabilis var. spectabilis Showy penstemon Perennial herb  
Penstemon spectabilis var. subviscosis Showy penstemon Perennial herb  
Penstemon spectabilis var. subviscosus Showy penstemon Perennial herb  
Perideridia californica California yampah Perennial herb 4
Perideridia gairdneri Gairdner's yampah Perennial herb 2
Perideridia parishii Parish's yampah Perennial herb  
Perideridia parishii ssp. latifolia Parish's yampah Perennial herb  
Perideridia pringlei Adobe yampah Perennial herb  
Persicaria amphibia Water smartweed Perennial herb (aquatic) 2
Persicaria hydropiperoides Water pepper Perennial herb  
Persicaria punctata Dotted smartweed Perennial herb 4
Petalonyx thurberi Sandpaper plant Perennial herb 2
Petalonyx thurberi ssp. thurberi Thurber's sandpaper plant Perennial herb  
Phacelia californica Rock phacelia Perennial herb 16
Phacelia cinerea Ashy phacelia Perennial herb 3
Phacelia egena Rock phacelia Perennial herb 3
Phacelia hastata White leafed phacelia Perennial herb  
Phacelia hastata ssp. compacta Timberline phacelia Perennial herb  
Phacelia hastata ssp. hastata Mountain phacelia Perennial herb  
Phacelia hastata var. compacta Timberline phacelia Perennial herb  
Phacelia hastata var. hastata Mountain phacelia Perennial herb  
Phacelia imbricata Imbricate phacelia Perennial herb 3
Phacelia imbricata ssp. imbricata Imbricate phacelia Perennial herb  
Phacelia imbricata ssp. patula Imbricate phacelia Perennial herb  
Phacelia imbricata var. patula Imbricate phacelia Perennial herb  
Phacelia mutabilis Changeable phacelia Perennial herb  
Phacelia oreopola ssp. oreopola San gabriel mtns. imbricate phacelia Perennial herb  
Phacelia ramosissima Branching phacelia Perennial herb 3
Phacelia ramosissima var. austrolitoralis South coast branching phacelia Perennial herb 3
Phacelia ramosissima var. latifolia Branching phacelia Perennial herb 3
Phacelia ramosissima var. ramosissima Branching phacelia Perennial herb  
Phacelia ramosissima var. subglabra Branching phacelia Perennial herb 3
Phalaris californica Canarygrass Perennial grass 2
Phlox austromontana Southern mountain phlox Perennial herb  
Phlox diffusa Spreading phlox Perennial herb 3
Phlox douglasii Douglas' phlox Perennial herb 1
Phlox douglasii ssp. rigida Stiff douglas' phlox Perennial herb 1
Pholisma arenarium Dune food Perennial herb (parasitic)  
Phoradendron densum Dense mistletoe Perennial herb  
Phoradendron pauciflorum Fir mistletoe Perennial herb  
Phragmites australis Common reed Perennial grass 1
Phyla lanceolata Lance leaf lippia Perennial herb  
Phyla nodiflora Common lippia Perennial herb 13
Phyllospadix scouleri Scouler's surfgrass Perennial herb  
Phyllospadix torreyi Surf grass Perennial herb  
Piperia cooperi Coopers rein orchid Perennial herb  
Piperia elegans Rein orchid Perennial herb  
Piperia elegans ssp. elegans Elegant piperia Perennial herb  
Piperia elongata Dense flowered rein orchid Perennial herb  
Piperia leptopetala Rein orchid Perennial herb  
Piperia michaelii Michael's rein orchid Perennial herb  
Piperia unalascensis Alaska piperia Perennial herb  
Plantago subnuda Coastal plantain Perennial herb 7
Platanthera dilatata Scentbottle Perennial herb  
Platanthera dilatata var. leucostachys Sierra bog orchid Perennial herb  
Platanthera leucostachys White flowered bog orchid Perennial herb  
Platanthera sparsiflora Bog orchid Perennial herb  
Pleiacanthus spinosus Thorn skeletonweed Perennial herb  
Poa ampla Western blue grass Perennial grass 15
Poa fendleriana Muttongrass Perennial grass 4
Poa fendleriana ssp. longiligula Fendler's blue grass Perennial grass  
Poa juncifolia Western blue grass Perennial grass 14
Poa nevadensis Sierra blue grass Perennial grass 14
Poa pratensis ssp. agassizensis Agassiz kentucky blue grass Perennial grass  
Poa secunda Pine bluegrass Perennial grass 17
Poa secunda ssp. juncifolia Rush blue grass Perennial grass 14
Poa secunda ssp. secunda Sandberg's bluegrass Perennial grass 18
Poa wheeleri Hooker's bluegrass Perennial grass 1
Polygala cornuta Sierra milkwort Perennial herb  
Polygonum amphibium Water smartweed Perennial herb 2
Polygonum amphibium var. emersum Water smartweed Perennial herb (aquatic) 1
Polygonum amphibium var. stipulaceum Water smartweed Perennial herb 1
Polygonum hydropiperoides Water pepper Perennial herb  
Polygonum punctatum Punctate smartweed Perennial herb 4
Porophyllum gracile Odora Perennial herb  
Potamogeton amplifolius Broad leaved pondweed Perennial herb (aquatic)  
Potamogeton foliosus Leafy pondweed Perennial herb (aquatic)  
Potamogeton foliosus ssp. foliosus Leafy pondweed Perennial herb (aquatic)  
Potamogeton foliosus var. foliosus Pondweed Perennial herb (aquatic)  
Potamogeton illinoensis Pondweed Perennial herb (aquatic)  
Potamogeton nodosus Pondweed Perennial herb (aquatic)  
Potamogeton pectinatus Fennel pondweed Perennial herb (aquatic)  
Potamogeton pusillus Small pondweed Perennial herb (aquatic)  
Potentilla anserina Silver weed cinquefoil Perennial herb 16
Potentilla anserina ssp. pacifica Silverweed Perennial herb 4
Potentilla biennis Biennial cinquefoil Perennial herb 1
Potentilla glandulosa Gland cinquefoil Perennial herb 12
Potentilla glandulosa ssp. ewanii Ewan's cinquefoil Perennial herb  
Potentilla glandulosa ssp. glandulosa Sticky cinquefoil Perennial herb  
Potentilla glandulosa ssp. nevadensis Nevada cinquefoil Perennial herb  
Potentilla glandulosa ssp. reflexa Sticky cinquefoil Perennial herb  
Potentilla gracilis Northwest cinquefoil Perennial herb 15
Potentilla gracilis var. fastigiata Slender cinquefoil Perennial herb  
Potentilla multijuga Ballona cinquefoil Perennial herb  
Primula clevelandii Padre's shooting star Perennial herb 7
Primula clevelandii var. clevelandii Cleveland's shooting star Perennial herb  
Primula clevelandii var. gracilis Padre's shooting star Perennial herb  
Primula clevelandii var. insularis Padre's shooting star Perennial herb 2
Primula clevelandii var. patula Padre's shooting star Perennial herb  
Primula fragrans Scented shooting star Perennial herb  
Primula jeffreyi Sierra shooting star Perennial herb 3
Prosartes smithii Largeflower fairybells Perennial herb 6
Prunella vulgaris Self heal Perennial herb 19
Prunella vulgaris var. lanceolata Mountain selfheal Perennial herb 8
Pseudognaphalium beneolens Cudweed Perennial herb 1
Pseudognaphalium biolettii Two-color rabbit-tobacco Perennial herb 4
Pseudognaphalium canescens Wright's cudweed Perennial herb 2
Pseudognaphalium canescens ssp. beneolens Wright's cudweed Perennial herb 1
Pseudognaphalium canescens ssp. canescens Wright's cudweed Perennial herb  
Pseudognaphalium canescens ssp. microcephalum Wright's cudweed Perennial herb  
Pseudognaphalium canescens ssp. thermale Wright's cudweed Perennial herb  
Pseudognaphalium leucocephalum White cudweed Perennial herb  
Pseudognaphalium microcephalum Wright's cudweed Perennial herb 3
Pseudognaphalium stramineum Cottonbatting plant Perennial herb 4
Pseudognaphalium thermale Small headed cudweed Perennial herb  
Pseudoroegneria spicata Bluebunch wheatgrass Perennial grass 4
Pseudoroegneria spicata ssp. spicata Bent grass Perennial grass 3
Pterospora andromedea Pine drops Perennial herb (parasitic)  
Puccinellia nuttalliana Nuttall's alkali grass Perennial grass 1
Pycnanthemum californicum California mint Perennial herb 4
Pyrola asarifolia Bog wintergreen Perennial herb  
Pyrola asarifolia ssp. asarifolia Bog wintergreen Perennial herb  
Pyrola dentata Toothed wintergreen Perennial herb  
Pyrola minor Lesser wintergreen Perennial herb  
Pyrola picta White veined shinleaf Perennial herb  
Pyrrocoma racemosa Racemose pyrrocoma Perennial herb  
Pyrrocoma racemosa var. sessiliflora Racemose pyrrocoma Perennial herb  
Ranunculus aquatilis white water butter cup Perennial herb (aquatic)  
Ranunculus aquatilis var. capillaceus Threadleaf crowfoot Perennial herb (aquatic)  
Ranunculus aquatilis var. diffusus white water butter cup Perennial herb (aquatic)  
Ranunculus aquatilis var. subrigidus Longbeak buttercup Perennial herb (aquatic)  
Ranunculus californicus Common buttercup Perennial herb 11
Ranunculus californicus var. californicus Common buttercup Perennial herb 2
Ranunculus cymbalaria Alkali buttercup Perennial herb  
Ranunculus cymbalaria var. saximontanus Rocky mountain buttercup Perennial herb  
Ranunculus hydrocharoides Frog's bit buttercup Perennial herb (aquatic)  
Ranunculus longirostris Longbeak buttercup Perennial herb (aquatic)  
Romneya coulteri Coulter's matilija poppy Perennial herb (rhizomatous) 44
Romneya trichocalyx Hairy matilija poppy Perennial herb 1
Rorippa gambelii Gambel's water cress Perennial herb (rhizomatous)  
Rorippa nasturtium-aquaticum Water cress Perennial herb (aquatic) 3
Rumex californicus California dock Perennial herb  
Rumex crassus Willow leaved dock Perennial herb  
Rumex hymenosepalus Wild rhubarb Perennial herb  
Rumex salicifolius Willow leaved dock Perennial herb 6
Rumex salicifolius var. crassus Willow leaved dock Perennial herb  
Rumex salicifolius var. denticulatus Smooth valved willow dock Perennial herb  
Rumex salicifolius var. salicifolius Willow dock Perennial herb 6
Rumex utahensis Toothed willow dock Perennial herb  
Rupertia physodes Common rupertia Perennial herb 1
Rupertia rigida Parish's rupertia Perennial herb  
Ruppia cirrhosa Ditch grass Perennial herb (aquatic)  
Ruppia maritima Ditch grass Perennial herb (aquatic)  
Sagina procumbens Arctic pearlwort Perennial herb  
Sagina saginoides Alpine pearlwort Perennial herb  
Sagittaria latifolia Broad leaf arrowhead Perennial herb (aquatic) 11
Sagittaria montevidensis Giant arrowhead Perennial herb (aquatic) 1
Sagittaria montevidensis ssp. calycina Montevideo arrowhead Perennial herb (aquatic)  
Sagittaria sanfordii Sanford's arrowhead Perennial herb (rhizomatous)  
Salicornia pacifica Pickleweed Perennial herb 8
Salicornia subterminalis Parish's glasswort Perennial herb 4
Salvia Xpalmeri Perennial herb  
Salvia sonomensis Sonoma sage Perennial herb 19
Salvia spathacea Hummingbird sage Perennial herb 38
Samolus parviflorus Water pimpernel Perennial herb  
Sanicula arguta Sharp toothed snakeroot Perennial herb 2
Sanicula bipinnata Poison sanicle Perennial herb  
Sanicula bipinnatifida Purple sanicle Perennial herb  
Sanicula crassicaulis Pacific sanicle Perennial herb 3
Sanicula graveolens Sierra sanicle Perennial herb  
Sanicula tuberosa Turkey pea Perennial herb  
Sarcodes sanguinea Snow plant Perennial herb (mycoparasitic)  
Sarcostemma cynanchoides ssp. hartwegii Climbing milkweed Perennial herb, Vine 1
Satureja douglasii Yerba buena Perennial herb 35
Satureja mimuloides Monkey flower savory Perennial herb 7
Saxifraga californica Greene's saxifrage Perennial herb  
Saxifraga fallax California saxifrage Perennial herb  
Schoenoplectus acutus Hardstem bulrush Perennial grass 25
Schoenoplectus acutus var. occidentalis Tule Perennial grass 1
Schoenoplectus americanus Chairmaker's bulrush Perennial grass 17
Schoenoplectus californicus California bulrush Perennial grass 14
Schoenoplectus pungens Common threesquare Perennial grass 2
Schoenoplectus pungens var. badius Common threesquare Perennial grass  
Schoenoplectus pungens var. longispicatus Common threesquare Perennial grass 2
Scirpus acutus var. occidentalis Hard stemmed tule Perennial grass 1
Scirpus americanus American tule Perennial grass 17
Scirpus californicus California tule Perennial grass 14
Scirpus maritimus Prairie bulrush Perennial grass 15
Scirpus microcarpus Small fruited bulrush Perennial grass 20
Scirpus pungens Three square Perennial grass 2
Scirpus robustus Big bulrush Perennial grass 10
Scrophularia atrata Black flowered figwort Perennial herb 5
Scrophularia californica California bee plant Perennial herb 30
Scrophularia californica ssp. californica California bee plant Perennial herb 29
Scrophularia californica ssp. floribunda Common california figwort Perennial herb 29
Scrophularia desertorum Desert figwort Perennial herb  
Scutellaria bolanderi Bolander's skullcap Perennial herb  
Scutellaria bolanderi ssp. austromontana Southern skullcap Perennial herb (rhizomatous)  
Scutellaria lateriflora Mad dog skullcap Perennial herb (rhizomatous) 5
Scutellaria siphocampyloides Gray leaved skullcap Perennial herb 5
Scutellaria tuberosa Danny's scullcap Perennial herb 1
Sedum spathulifolium Pacific stonecrop Perennial herb 28
Senecio astephanus San gabriel ragwort Perennial herb  
Senecio breweri Brewer's groundsel Perennial herb  
Senecio ionophyllus Tehachapi ragwort Perennial herb  
Senecio multilobatus Basin butterweed Perennial herb  
Senecio spartioides Broom groundsel Perennial herb  
Senecio triangularis Groundsel Perennial herb  
Sesuvium verrucosum Western sea purslane Perennial herb  
Setaria gracilis Perennial foxtail Perennial grass  
Setaria parviflora Marsh bristlegrass Perennial grass  
Sidalcea malviflora Wild hollyhock Perennial herb 21
Sidalcea malviflora ssp. malviflora Checker mallow Perennial herb (rhizomatous) 1
Sidalcea malviflora ssp. sparsifolia Few leafed checkerbloom Perennial herb (rhizomatous)  
Sidalcea neomexicana Mountain sidalcea Perennial herb 2
Sidalcea sparsifolia Southern checkerbloom Perennial herb (rhizomatous)  
Silene laciniata Cardinal catchfly Perennial herb 6
Silene laciniata ssp. californica California indian pink Perennial herb 2
Silene laciniata ssp. laciniata Cardinal catchfly Perennial herb 2
Silene laciniata ssp. major Indian pink Perennial herb 2
Silene lemmonii Lemmon's catchfly Perennial herb  
Silene parishii Parish's campion Perennial herb  
Sisyrinchium bellum Blue eyed grass Perennial herb 62
Sisyrinchium californicum California golden eyed grass Perennial herb 41
Sisyrinchium idahoense Idaho blue eyed grass Perennial herb 5
Sisyrinchium idahoense var. occidentale Idaho blue eyed grass Perennial herb  
Smilacina stellata Star flowered false solomon's seal Perennial herb 17
Solanum clokeyi Island nightshade Perennial herb 1
Solanum douglasii Douglas' nightshade Perennial herb 4
Solanum wallacei Northern island nightshade Perennial herb 1
Solanum xanti Nightshade Perennial herb, Shrub 13
Solidago californica Oreja de liebre Perennial herb 27
Solidago canadensis Canada goldenrod Perennial herb 16
Solidago confinis Southern goldenrod Perennial herb 4
Solidago sparsiflora Great basin goldenrod Perennial herb 4
Solidago spectabilis Showy goldenrod Perennial herb 3
Solidago velutina Threenerve goldenrod Perennial herb 8
Solidago velutina ssp. californica Oreja de liebre Perennial herb 27
Sparganium erectum Simplestem bur reed Perennial herb  
Sparganium erectum ssp. stoloniferum Bur reed Perennial herb 2
Sparganium eurycarpum var. greenei Bur reed Perennial herb 2
Spergularia macrotheca Sticky sand spurry Perennial herb 1
Spergularia macrotheca var. leucantha White sticky sand spurry Perennial herb  
Spergularia macrotheca var. macrotheca Sticky sand spurry Perennial herb  
Sphaeralcea ambigua Desert mallow Perennial herb 29
Sphaeralcea ambigua var. ambigua Apricot mallow Perennial herb 2
Sphaeralcea ambigua var. rosacea Rosy apricot mallow Perennial herb  
Sphaeralcea ambigua var. rugosa Desert globemallow Perennial herb  
Sphaeralcea emoryi Emory's globemallow Perennial herb 1
Sphaeralcea emoryi var. emoryi Emory's desert mallow Perennial herb 1
Sphaeralcea grossulariifolia Gooseberryleaf globemallow Perennial herb, Shrub 1
Sphaeralcea grossulariifolia ssp. grossulariifolia Gooseberry leaved globemallow Perennial herb, Shrub 1
Sphenosciadium capitellatum Grayswamp whiteheads Perennial herb 2
Sporobolus airoides Alkali sacaton Perennial grass 20
Sporobolus contractus Spike dropseed Perennial grass 1
Sporobolus cryptandrus Sand dropseed Perennial grass 11
Stachys ajugoides Hedge nettle Perennial herb 7
Stachys ajugoides var. ajugoides Ajuga hedge nettle Perennial herb 7
Stachys ajugoides var. rigida Hedge nettle Perennial herb  
Stachys albens Cobwebby hedge nettle Perennial herb 9
Stachys bergii Berg's hedgenettle Perennial herb 1
Stachys bullata Southern hedge nettle Perennial herb 16
Stachys mexicana Mexican hedgenettle Perennial herb 1
Stachys rigida Rough hedgenettle Perennial herb 3
Stachys rigida var. quercetorum Rough hedgenettle Perennial herb 1
Stachys rigida var. rigida Rough hedgenettle Perennial herb 1
Stanleya pinnata Prince's plume Perennial herb, Shrub 7
Stanleya pinnata var. inyoensis Inyo prince's plume Perennial herb, Shrub 2
Stanleya pinnata var. pinnata Prince's plume Perennial herb, Shrub 2
Stenotus lanuginosus Woolly stenotus Perennial herb  
Stephanomeria cichoriacea Fort tejon milk aster Perennial herb  
Stephanomeria exigua ssp. carotifera White plume stephanomeria Perennial herb  
Stephanomeria parryi Parry rock pink Perennial herb  
Stephanomeria pauciflora Wire lettuce Perennial herb 1
Stephanomeria pauciflora var. pauciflora Wire lettuce Perennial herb 1
Stephanomeria spinosa Thorny skeleton plant Perennial herb  
Stillingia linearifolia Narrow leaved stillingia Perennial herb  
Stillingia paucidentata Tooth leaf Perennial herb 1
Stipa cernua Nodding needle grass Perennial grass 23
Stipa coronata Crested needle grass Perennial grass 7
Stipa diegoensis San diego county needle grass Perennial grass  
Stipa hymenoides Indian rice grass Perennial grass 15
Stipa latiglumis Wide-glumed needle grass Perennial grass  
Stipa lepida Foothill needle grass Perennial grass 24
Stipa occidentalis Western needlegrass Perennial grass 1
Stipa occidentalis var. californica California needle grass Perennial grass  
Stipa occidentalis var. occidentalis Western needle grass Perennial grass  
Stipa occidentalis var. pubescens Common western needle grass Perennial grass  
Stipa parishii Parish's needlegrass Perennial grass  
Stipa parishii var. parishii Parish's needlegrass Perennial grass  
Stipa pulchra Purple needle grass Perennial grass 42
Stipa speciosa Desert needle grass Perennial grass 8
Stipa thurberiana Thurber's needle grass Perennial grass  
Streptanthus bernardinus Laguna mtns. jewel flower Perennial herb  
Streptanthus campestris Southern jewel flower Perennial herb  
Stuckenia pectinata Sago pondweed Perennial herb (aquatic)  
Suaeda esteroa Estuary seablite Perennial herb 1
Suaeda moquinii Bush seepweed Perennial herb 3
Suaeda nigra Bush seepweed Perennial herb 3
Swertia albicaulis Whitestem gentian Perennial herb  
Swertia albicaulis var. nitida Shining swertia Perennial herb  
Swertia neglecta Pine green gentian Perennial herb  
Swertia parryi Parry's green gentian Perennial herb  
Symphyotrichum ascendens Western aster Perennial herb 1
Symphyotrichum chilense Pacific aster Perennial herb 36
Symphyotrichum defoliatum San bernardino aster Perennial herb (rhizomatous)  
Symphyotrichum greatae Greata's aster Perennial herb (rhizomatous)  
Symphyotrichum lanceolatum White panicle aster Perennial herb  
Symphyotrichum lanceolatum var. hesperium Western lance leaf aster Perennial herb  
Symphyotrichum subulatum var. parviflorum Eastern annual saltmarsh aster Perennial herb  
Tanacetum bipinnatum Dune tansy Perennial herb 10
Tanacetum camphoratum Dune tansy Perennial herb 10
Taraxacum californicum California dandelion Perennial herb  
Taraxia ovata Sun cup Perennial herb 2
Taraxia subacaulis Long leaved suncup Perennial herb  
Tauschia arguta Southern tauschia Perennial herb  
Tauschia hartwegii Hartweg's umbrellawort Perennial herb 1
Tauschia parishii Parish's tauschia Perennial herb  
Thalictrum fendleri Fendler's meadow rue Perennial herb 11
Thalictrum fendleri var. fendleri Fendler's meadow rue Perennial herb  
Thalictrum fendleri var. polycarpum Torrey's meadow rue Perennial herb 13
Thalictrum polycarpum Fendler's meadow-rue Perennial herb 13
Thelypodium integrifolium Entire leaved thelypodium Perennial herb  
Thelypodium integrifolium ssp. affine White entire leaved thelypodium Perennial herb  
Thermopsis californica California goldenbanner Perennial herb 1
Thermopsis californica var. argentata Silvery false lupine Perennial herb (rhizomatous)  
Thermopsis macrophylla Santa ynez false lupine Perennial herb 2
Thermopsis macrophylla var. argentata Silvery false lupine Perennial herb (rhizomatous)  
Tiquilia canescens Woody crinklemat Perennial herb, Shrub  
Tiquilia plicata Plicate coldenia Perennial herb  
Toxicoscordion brevibracteatum Desert death camas Perennial herb  
Toxicoscordion exaltatum Giant death camas Perennial herb  
Toxicoscordion fremontii Fremont's star lily Perennial herb 5
Tridens muticus Slim tridens Perennial grass  
Trifolium howellii Howell's clover Perennial herb  
Trifolium macrocephalum Big headed clover Perennial herb  
Trifolium monanthum Carpet clover Perennial herb  
Trifolium monanthum ssp. grantianum Grant's carpet clover Perennial herb  
Trifolium monanthum ssp. monanthum Carpet clover Perennial herb  
Trifolium monanthum var. grantianum Grant's carpet clover Perennial herb  
Trifolium monanthum var. monanthum Mountain carpet clover Perennial herb  
Trifolium wormskioldii Cow clover Perennial herb 8
Triglochin concinna Arrow grass Perennial herb (aquatic)  
Triglochin maritima Seaside arrow grass Perennial herb (aquatic) 5
Trillium albidum Giant white wakerobin Perennial herb 3
Trillium angustipetalum Narrow petaled wakerobin Perennial herb 3
Trisetum spicatum Narrow oatgrass Perennial grass  
Triteleia clementina San clemente island triteleia Perennial herb (bulb) 1
Triteleia dudleyi Dudley's triplet lily Perennial herb  
Triteleia hyacinthina Wild hyacinth Perennial herb 9
Triteleia ixioides Pretty face Perennial herb 7
Triteleia ixioides ssp. anilina Mountain pretty face Perennial herb 1
Triteleia ixioides ssp. ixioides Golden brodiaea Perennial herb 1
Triteleia ixioides ssp. scabra Foothill triteleia Perennial herb 1
Triteleia laxa Ithuriel's spear Perennial herb 12
Triteleia lugens Coast range triplet lily Perennial herb  
Triteleia montana Slender triplet lily Perennial herb  
Turricula parryi Poodle dog bush Perennial herb 1
Turritis glabra Tower rockcress Perennial herb  
Typha domingensis Cattail Perennial herb 5
Typha latifolia Broadleaf cattail Perennial herb (aquatic) 22
Urtica dioica Stinging nettle Perennial herb 11
Urtica dioica ssp. gracilis Nettle Perennial herb  
Urtica dioica ssp. holosericea Stinging nettle Perennial herb 5
Vahlodea atropurpurea Mountain hairgrass Perennial grass 1
Venegasia carpesioides Canyon sunflower Perennial herb 10
Veratrum californicum California false hellebore Perennial herb 3
Veratrum californicum var. californicum California corn lily Perennial herb  
Verbena gooddingii Southwestern mock vervain Perennial herb 6
Verbena hastata Swamp verbena Perennial herb 8
Verbena lasiostachys Western vervain Perennial herb 16
Verbena lasiostachys var. lasiostachys Vervain Perennial herb 17
Verbena lasiostachys var. scabrida Robust vervain Perennial herb 17
Verbesina dissita Crownbeard Perennial herb  
Veronica americana American brooklime Perennial herb 6
Veronica serpyllifolia Thymeleaf speedwell Perennial herb  
Vicia americana American vetch Perennial herb, Vine 4
Vicia americana ssp. americana American vetch Perennial herb, Vine  
Vicia americana var. americana Vetch Perennial herb, Vine  
Viola douglasii Douglas' violet Perennial herb 2
Viola macloskeyi Macloskey's violet Perennial herb 1
Viola pedunculata California golden violet Perennial herb 1
Viola pedunculata ssp. pedunculata Johnny jump up Perennial herb 1
Viola pinetorum Pine violet Perennial herb 2
Viola pinetorum ssp. grisea Grey leaved violet Perennial herb  
Viola pinetorum ssp. pinetorum Pine violet Perennial herb  
Viola purpurea Goosefoot violet Perennial herb  
Viola purpurea ssp. mesophyta Goosefoot violet Perennial herb  
Viola purpurea ssp. mohavensis Mojave goosefoot violet Perennial herb  
Viola purpurea ssp. purpurea Goosefoot violet Perennial herb  
Viola purpurea ssp. quercetorum Goosefoot yellow violet Perennial herb  
Viola purpurea ssp. venosa Desert violet Perennial herb  
Viola sheltonii Shelton's violet Perennial herb  
Wyethia ovata Southern wyethia Perennial herb  
Xylorhiza tortifolia Mojave woodyaster Perennial herb 4
Xylorhiza tortifolia var. tortifolia Desert aster Perennial herb  
Zannichellia palustris Horned pondweed Perennial herb  
Zigadenus brevibracteatus Desert death camas Perennial herb  
Zigadenus exaltatus Giant death camas Perennial herb  
Zigadenus fremontii Fremont's death camas Perennial herb 5
Zostera marina Eel grass Perennial herb  
  Lifeform: Fern74 plants
Adiantum aleuticum Five finger fern Fern 9
Adiantum capillus-veneris Venus hair Fern 14
Adiantum jordanii Adiantum Fern 4
Argyrochosma jonesii Jones' false cloak fern Fern  
Aspidotis californica California lace fern Fern 1
Asplenium vespertinum Western spleenwort Fern  
Athyrium filix-femina Common ladyfern Fern 19
Athyrium filix-femina ssp. cyclosorum Subarctic ladyfern Fern  
Athyrium filix-femina var. cyclosorum Western lady fern Fern 1
Azolla filiculoides Mosquito fern Fern  
Azolla mexicana Mexican mosquito fern Fern  
Azolla microphylla Mexican mosquito fern Fern  
Botrychium crenulatum Scalloped moonwort Fern (rhizomatous)  
Cheilanthes clevelandii Cleveland's lipfern Fern  
Cheilanthes covillei Coville's lip fern Fern 4
Cheilanthes gracillima Lace lip fern Fern 1
Cheilanthes newberryi Newberry's lipfern Fern  
Cheilanthes parryi Parry cloak fern Fern  
Cystopteris fragilis Brittle fern Fern 1
Dryopteris arguta Wood fern Fern 7
Dryopteris expansa Spreading wood fern Fern 4
Equisetum Xferrissii Ferris' horsetail Fern  
Equisetum arvense Common horsetail Fern 6
Equisetum hyemale Scouringrush horsetail Fern 31
Equisetum hyemale ssp. affine Giant scouring rush Fern 7
Equisetum hyemale var. affine Scouringrush horsetail Fern 4
Equisetum laevigatum Smooth scouring rush Fern 2
Equisetum telmateia Giant horsetail Fern 3
Equisetum telmateia ssp. braunii Giant horsetail Fern 1
Equisetum telmateia var. braunii Giant horsetail Fern 1
Isoetes nuttallii Nuttall's quillwort Fern  
Isoetes orcuttii Orcutt's quillwort Fern (aquatic)  
Marsilea vestita Hairy waterclover Fern 6
Marsilea vestita ssp. vestita Hairy pepperwort Fern 5
Myriopteris clevelandii Cleveland's lip fern Fern  
Myriopteris covillei Coville's lip fern Fern 4
Myriopteris gracillima Lace lip fern Fern 1
Myriopteris newberryi Newberry's lip fern Fern  
Myriopteris parryi Parry's lip fern Fern  
Notholaena californica California cloak fern Fern  
Notholaena californica ssp. californica California cloak fern Fern  
Notholaena californica ssp. leucophylla California cloak fern Fern  
Ophioglossum californicum California adder's tongue Fern (rhizomatous)  
Pellaea andromedifolia Coffee fern Fern 3
Pellaea andromedifolia var. pubescens Coffee fern Fern 3
Pellaea mucronata Bird's foot fern Fern 2
Pellaea mucronata var. californica Bird's foot fern Fern  
Pellaea mucronata var. mucronata Bird's foot fern Fern  
Pentagramma glanduloviscida Fern  
Pentagramma pallida Silver back fern Fern  
Pentagramma triangularis Gold back fern Fern 3
Pentagramma triangularis ssp. semipallida Pale gold back fern Fern 3
Pentagramma triangularis ssp. triangularis Gold back fern Fern  
Pentagramma triangularis ssp. viscosa Sticky gold back fern Fern  
Pentagramma viscosa Sticky gold back fern Fern  
Pilularia americana Pillwort Fern  
Polypodium californicum California polypody Fern 12
Polypodium calirhiza Licorice fern Fern 3
Polypodium glycyrrhiza Licorice fern Fern 8
Polystichum imbricans Narrow leaved sword fern Fern 1
Polystichum imbricans ssp. curtum Cliff sword fern Fern  
Polystichum imbricans ssp. imbricans Rock sword fern Fern  
Polystichum munitum Western sword fern Fern 43
Polystichum scopulinum Mountain holly fern Fern  
Pteridium aquilinum Western brackenfern Fern 5
Pteridium aquilinum var. pubescens Western bracken fern Fern  
Selaginella asprella Bluish spike moss Fern (rhizomatous)  
Selaginella bigelovii Bigelow's moss fern Fern (mosslike) 2
Selaginella cinerascens Ashy spike moss Fern (rhizomatous)  
Selaginella leucobryoides Mojave spike moss Fern (rhizomatous)  
Selaginella watsonii Watson's spike moss Fern (mosslike)  
Thelypteris puberula Showy fern Fern (rhizomatous) 4
Thelypteris puberula var. sonorensis Sonoran fern Fern (rhizomatous) 1
Woodwardia fimbriata Western chain fern Fern 31
  Lifeform: Shrub681 plants
Acacia greggii Cats claw acacia Shrub 7
Acalypha californica California acalypha Shrub 3
Acamptopappus sphaerocephalus Goldenhead Shrub 3
Acamptopappus sphaerocephalus var. hirtellus Hairy goldenhead Shrub  
Acamptopappus sphaerocephalus var. sphaerocephalus Goldenhead Shrub  
Acer glabrum Mountain maple Tree, Shrub 11
Acer glabrum var. glabrum Rocky mountain maple Tree, Shrub  
Acer glabrum var. torreyi Torrey's mountain maple Tree, Shrub  
Acmispon dendroideus Island broom Shrub  
Acmispon dendroideus var. dendroideus Island broom Shrub  
Acmispon dendroideus var. traskiae San clemente island lotus Shrub  
Adenostoma fasciculatum Chamise Tree, Shrub 15
Adenostoma fasciculatum var. fasciculatum Chamise Tree, Shrub 2
Adenostoma fasciculatum var. obtusifolium San diego chamise Tree, Shrub  
Adenostoma fasciculatum var. prostratum Prostrate chamise Tree, Shrub  
Adolphia californica California adolphia Shrub 2
Allenrolfea occidentalis Iodine bush Shrub  
Ambrosia chenopodiifolia San diego bur sage Shrub 1
Ambrosia dumosa Burro weed Shrub 8
Ambrosia salsola Burrobrush Shrub 6
Ambrosia salsola var. salsola Burrobrush Shrub  
Amelanchier alnifolia Service berry Shrub 31
Amelanchier pallida Pallid service berry Shrub 3
Amelanchier utahensis Pale leaved serviceberry Shrub 10
Amorpha californica False indigo Shrub 3
Amorpha californica var. californica California false indigo Shrub  
Amorpha fruticosa Western false indigo Shrub 9
Arctostaphylos auriculata Mt. Diablo manzanita Shrub 2
Arctostaphylos canescens Hoary manzanita Shrub 1
Arctostaphylos canescens ssp. canescens Hoary manzanita Shrub  
Arctostaphylos catalinae Santa catalina island manzanita Shrub 2
Arctostaphylos crustacea Brittle leaf manzanita Shrub 6
Arctostaphylos crustacea ssp. subcordata Santa cruz island manzanita Shrub 2
Arctostaphylos gabrielensis San gabriel manzanita Shrub 1
Arctostaphylos glandulosa Eastwood manzanita Shrub 6
Arctostaphylos glandulosa f. cushingiana Cushing's manzanita Shrub  
Arctostaphylos glandulosa ssp. cushingiana Cushing manzanita Shrub  
Arctostaphylos glandulosa ssp. gabrielensis San gabriel manzanita Shrub 1
Arctostaphylos glandulosa ssp. glandulosa Eastwood manzanita Shrub 3
Arctostaphylos glandulosa ssp. glaucomollis San gabriel mts. manzanita Shrub 1
Arctostaphylos glandulosa ssp. mollis Transverse range manzanita Shrub 1
Arctostaphylos glandulosa ssp. zacaensis Zaca lake manzanita Shrub 3
Arctostaphylos glauca Big berry manzanita Tree, Shrub 10
Arctostaphylos insularis Island manzanita Shrub 6
Arctostaphylos manzanita Common manzanita Shrub 26
Arctostaphylos mewukka Indian manzanita Shrub  
Arctostaphylos nissenana Nissenan manzanita Shrub  
Arctostaphylos obispoensis Bishop manzanita Shrub 10
Arctostaphylos pallida Pallid manzanita Shrub 2
Arctostaphylos parryana Parry manzanita Shrub 1
Arctostaphylos parryana ssp. deserticum Parry manzanita Shrub  
Arctostaphylos parryana ssp. parryana Parry manzanita Shrub 1
Arctostaphylos parryana ssp. tumescens Parry manzanita Shrub  
Arctostaphylos patula Green leaf manzanita Shrub 14
Arctostaphylos pungens Mexican manzanita Tree, Shrub 4
Arctostaphylos stanfordiana Stanford's manzanita Tree, Shrub 4
Arctostaphylos tomentosa Woolly leaf manzanita Shrub 7
Arctostaphylos tomentosa ssp. crustacea Brittle leaf manzanita Shrub 5
Arctostaphylos tomentosa ssp. subcordata Heart leaved manzanita Shrub 2
Arctostaphylos viridissima Mcminn's manzanita Shrub 5
Arida carnosa Shrubby alkali aster Shrub  
Aristolochia californica California pipevine Vine, Shrub 23
Artemisia californica Coastal sage brush Shrub 44
Artemisia nesiotica Island sagebrush Shrub  
Artemisia nova Black sagebrush Shrub 4
Artemisia palmeri San diego sagewort Shrub 10
Artemisia spinescens Budsage Shrub  
Artemisia tridentata Common sagebrush Shrub 26
Artemisia tridentata ssp. parishii Parish's sagebrush Shrub 1
Artemisia tridentata ssp. tridentata Big sagebrush Shrub 3
Artemisia tridentata ssp. vaseyana Mountain sagebrush Shrub 8
Astragalus pachypus var. jaegeri Jaeger's milk vetch Shrub  
Atriplex canescens Hoary saltbush Shrub 22
Atriplex canescens ssp. canescens Shadscale Shrub 1
Atriplex canescens ssp. linearis Narrow leaved wingscale Shrub  
Atriplex canescens var. canescens Fourwing saltbush Shrub 1
Atriplex canescens var. laciniata Caleb saltbush Shrub  
Atriplex canescens var. linearis Slenderleaf saltbush Shrub 1
Atriplex confertifolia Spiny saltbush Shrub 8
Atriplex hymenelytra Desert holly Shrub 2
Atriplex lentiformis Big saltbush Shrub 34
Atriplex lentiformis ssp. breweri Quailbush Shrub 13
Atriplex lentiformis ssp. lentiformis Brewer's saltbrush Shrub 3
Atriplex lentiformis ssp. torreyi Torrey's saltbush Shrub  
Atriplex parryi Parry's saltbush Shrub  
Atriplex polycarpa Cattle spinach Shrub 10
Atriplex spinifera Spinescale saltbush Shrub 6
Baccharis emoryi Emory's baccharis Shrub 7
Baccharis malibuensis Malibu baccharis Shrub  
Baccharis pilularis Coyote brush Shrub 57
Baccharis pilularis ssp. consanguinea Coyote brush Shrub 49
Baccharis pilularis ssp. pilularis Coyote brush Shrub 5
Baccharis plummerae Plummer's baccharis Shrub 2
Baccharis plummerae ssp. plummerae Plummer's baccharis Shrub  
Baccharis salicifolia Mule fat Shrub 26
Baccharis salicifolia ssp. salicifolia Mule fat Shrub 8
Baccharis salicina Willow baccharis Shrub 7
Baccharis sarothroides Broom baccharis Shrub 9
Baccharis sergiloides Desert baccharis Shrub 1
Baccharis vanessae Encinitas baccharis Shrub  
Bahiopsis laciniata San Diego County viguiera Shrub 8
Bahiopsis parishii Parish viguiera Shrub 6
Batis maritima Saltwort Shrub  
Bebbia juncea Sweetbush Shrub 4
Bebbia juncea var. aspera Rough sweetbush Shrub  
Berberis aquifolium Mountain grape Shrub 46
Berberis aquifolium var. aquifolium Oregon grape Shrub 36
Berberis aquifolium var. dictyota Jepson's oregon grape Shrub 3
Berberis aquifolium var. repens Creeping oregon grape Shrub 30
Berberis nevinii Nevin's barberry Shrub 15
Berberis pinnata Shiny leaf mahonia Shrub 8
Berberis pinnata ssp. pinnata Coast barberry Shrub  
Bergerocactus emoryi Golden spined cereus Shrub (stem succulent) 2
Bernardia incana Western bernardia Shrub  
Bernardia myricifolia Western bernardia Shrub  
Brickellia desertorum Desert brickellia Shrub  
Brickellia longifolia Willow leaved brickellia Shrub  
Brickellia microphylla Little leaved brickellia Shrub  
Brickellia microphylla var. microphylla Littleleaf brickellbush Shrub  
Brickellia nevinii Nevin's brickellia Shrub 1
Calliandra eriophylla Fairyduster Shrub 18
Calycanthus occidentalis Spicebush Shrub 41
Carpenteria californica Tree anemone Shrub 41
Castela emoryi Cricifixion thorn Shrub 1
Ceanothus arboreus Island ceanothus Shrub 12
Ceanothus cordulatus Snow bush Shrub 7
Ceanothus crassifolius Hoary leaved ceanothus Shrub 6
Ceanothus crassifolius var. crassifolius Hoary leaved ceanothus Shrub 1
Ceanothus crassifolius var. planus Hoary leaved ceanothus Shrub 5
Ceanothus cuneatus Buck brush Shrub 24
Ceanothus cuneatus var. cuneatus Buck brush Shrub 3
Ceanothus cuneatus var. fascicularis Sand buck brush Shrub 1
Ceanothus cuneatus var. rigidus Monterey ceanothus Shrub 7
Ceanothus cyaneus Lakeside ceanothus Shrub 4
Ceanothus foliosus Wavy leaved ceanothus Shrub 6
Ceanothus greggii Desert ceanothus Shrub 3
Ceanothus greggii var. perplexans Cupped leaf ceanothus Shrub  
Ceanothus greggii var. vestitus California lilac Shrub  
Ceanothus impressus Santa barbara ceanothus Shrub 40
Ceanothus impressus var. impressus Santa barbara ceanothus Shrub  
Ceanothus integerrimus Deer brush Shrub 15
Ceanothus integerrimus var. macrothyrsus Deerbrush Shrub 15
Ceanothus leucodermis Chaparral whitethorn Shrub 8
Ceanothus megacarpus Big pod ceanothus Shrub 9
Ceanothus megacarpus var. insularis Island bigpod ceanothus Shrub  
Ceanothus megacarpus var. megacarpus Big pod ceanothus Shrub 1
Ceanothus megacarpus var. pendulus Drooping big pod ceanothus Shrub 1
Ceanothus oliganthus Hairy ceanothus Shrub 5
Ceanothus oliganthus var. oliganthus Hairy ceanothus Shrub 5
Ceanothus oliganthus var. orcuttii San diego hairy ceanothus Shrub 3
Ceanothus oliganthus var. sorediatus Jim brush Shrub  
Ceanothus palmeri Palmer's ceanothus Shrub 1
Ceanothus papillosus Wartleaf ceanothus Shrub 13
Ceanothus pauciflorus Mojave ceanothus Shrub  
Ceanothus perplexans Cupped leaf ceanothus Shrub  
Ceanothus rigidus Monterey ceanothus Shrub 12
Ceanothus spinosus Greenbark ceanothus Tree, Shrub 11
Ceanothus thyrsiflorus Blueblossom Tree, Shrub 42
Ceanothus tomentosus Woolly leaf ceanothus Shrub 7
Ceanothus tomentosus var. tomentosus Woolly leaf ceanothus Shrub 6
Ceanothus vestitus Mojave ceanothus Shrub  
Cercidium microphyllum Yellow palo verde Tree, Shrub 10
Cercis occidentalis Western redbud Tree, Shrub 66
Cercocarpus betuloides Birch leaf mountain mahogany Tree, Shrub 45
Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany Tree, Shrub 2
Cercocarpus betuloides var. blancheae Island mountain mahogany Shrub 2
Cercocarpus ledifolius Desert mountainmahogany Tree, Shrub 18
Cercocarpus ledifolius var. intercedens Curl leaf mountain mahogany Tree, Shrub  
Cercocarpus ledifolius var. intermontanus Curl leaved mountain mahogany Tree, Shrub  
Cercocarpus ledifolius var. ledifolius Curl leaf mountain mahogany Tree, Shrub  
Cercocarpus minutiflorus Smooth mountain mahogany Shrub 5
Cercocarpus traskiae Catalina island mountain mahogany Shrub 3
Chamaebatia australis Southern mountain misery Shrub  
Chilopsis linearis Desert willow Shrub 39
Chilopsis linearis ssp. arcuata Desert willow Shrub 2
Chrysolepis chrysophylla Golden chinquapin Tree, Shrub 4
Chrysolepis chrysophylla var. minor Bush chinquapin Tree, Shrub  
Chrysolepis sempervirens Sierra chinquapin Shrub 2
Chrysothamnus nauseosus Common rabbitbrush Shrub 25
Chrysothamnus nauseosus ssp. bernardinus San bernardino rubber rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. ceruminosus Sharp bracted rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. consimilis Gray rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. hololeucus Common rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. mohavensis Mohave common rabbitbrush Shrub  
Chrysothamnus parryi Parry's rabbit brush Shrub  
Chrysothamnus parryi ssp. asper Rough parry's rabbitbrush Shrub  
Chrysothamnus teretifolius Terete leaved rubberbrush Shrub  
Chrysothamnus viscidiflorus Green rabbitbrush Shrub 5
Chrysothamnus viscidiflorus ssp. latifolius Sticky leaved rabbitbrush Shrub  
Chrysothamnus viscidiflorus ssp. viscidiflorus Sticky leaved rabbitbrush Shrub  
Cneoridium dumosum Bushrue Shrub 6
Comarostaphylis diversifolia Summer holly Shrub 10
Comarostaphylis diversifolia ssp. diversifolia California comarostaphylis Shrub 1
Comarostaphylis diversifolia ssp. planifolia Flat leaf summer holly Shrub  
Condea emoryi Desert lavender Shrub 10
Constancea nevinii Nevin's woolly sunflower Shrub 8
Coreopsis gigantea Giant coreopsis Shrub 22
Cornus glabrata Brown dogwood Tree, Shrub 10
Cornus nuttallii Mountain dogwood Shrub 25
Cornus sericea American dogwood Shrub 43
Cornus sericea ssp. occidentalis Western dogwood Shrub 9
Cornus sericea ssp. sericea Red osier dogwood Shrub 33
Crocanthemum aldersonii Alderson's rush-rose Shrub 12
Crocanthemum greenei Island rush-rose Shrub  
Crocanthemum scoparium Bisbee Peak Rushrose Shrub 13
Crocanthemum scoparium var. scoparium Peak Rushrose Shrub 12
Crocanthemum scoparium var. vulgare Peak Rushrose Shrub 12
Crossosoma californicum Catalina crossosoma Shrub 2
Cupressus macnabiana Macnab's cypress Tree, Shrub 7
Cylindropuntia acanthocarpa var. coloradensis Colorado buckhorn cholla Shrub (stem succulent) 1
Cylindropuntia echinocarpa Silver cholla Shrub (stem succulent) 2
Cylindropuntia prolifera Coastal cholla Shrub (stem succulent) 6
Cylindropuntia ramosissima Branched pencil cholla Shrub (stem succulent)  
Cylindropuntia wolfii Wolf's opuntia Shrub (stem succulent)  
Dedeckera eurekensis July gold Shrub  
Deinandra clementina Island tarplant Shrub  
Deinandra minthornii Santa susana tarplant Shrub 1
Dendromecon harfordii Channel Island tree poppy Shrub 16
Dendromecon harfordii var. harfordii Channel island tree poppy Shrub 16
Dendromecon harfordii var. rhamnoides Island tree poppy Shrub 15
Dendromecon rigida Bush poppy Shrub 14
Diplacus aridus Low bush monkeyflower Shrub  
Diplacus aurantiacus Sticky monkeyflower Shrub 49
Diplacus australis Southern monkeyflower Shrub  
Diplacus calycinus Shrub  
Diplacus linearis Chaparral bush monkeyflower Shrub  
Diplacus longiflorus southern bush monkeyflower Shrub 13
Diplacus puniceus Sticky monkeyflower Shrub 24
Echinocereus engelmannii Calico cactus Shrub (stem succulent) 2
Echinocereus mojavensis Mojave kingcup cactus Shrub (stem succulent) 3
Echinocereus triglochidiatus Mohave mound cactus Shrub (stem succulent) 3
Encelia actoni Acton encelia Shrub 2
Encelia californica Bush sunflower Shrub 31
Encelia farinosa Brittlebush Shrub 23
Encelia frutescens Rayless encelia Shrub 3
Encelia virginensis Virgin river encelia Shrub  
Ephedra aspera Mormon tea Shrub  
Ephedra californica Desert tea Shrub 2
Ephedra fasciculata Clokey ephedra Shrub  
Ephedra fasciculata var. clokeyi Clokey's ephedra Shrub  
Ephedra fasciculata var. fasciculata Arizona ephedra Shrub  
Ephedra nevadensis Nevada ephedra Shrub 10
Ephedra trifurca Long leafed ephedra Tree, Shrub 1
Ephedra viridis Green ephedra Shrub 12
Ericameria arborescens Golden fleece Shrub 3
Ericameria cooperi Cooper's goldenbush Shrub 3
Ericameria cooperi var. cooperi Cooper goldenbush Shrub 3
Ericameria cuneata Rock goldenbush Shrub 2
Ericameria cuneata var. cuneata Rock goldenbush Shrub 1
Ericameria cuneata var. spathulata Wide leaved rock goldenbush Shrub  
Ericameria ericoides Mock heather Shrub 18
Ericameria linearifolia Interior goldenbush Shrub 6
Ericameria nana Dwarf goldenbush Shrub  
Ericameria nauseosa Rubber rabbitbrush Shrub 25
Ericameria nauseosa ssp. consimilis Rubber rabbitbrush Shrub  
Ericameria nauseosa var. bernardina San bernardino rubber rabbitbrush Shrub  
Ericameria nauseosa var. ceruminosa Sharp bracted rabbitbrush Shrub  
Ericameria nauseosa var. hololeuca Common rabbitbrush Shrub  
Ericameria nauseosa var. mohavensis Mojave rabbitbrush Shrub  
Ericameria nauseosa var. oreophila Rubber rabbitbrush Shrub  
Ericameria palmeri Palmer goldenweed Shrub 3
Ericameria palmeri var. pachylepis Broad scaled palmer's goldenbush Shrub  
Ericameria palmeri var. palmeri Palmer's goldenbush Shrub  
Ericameria parishii Parish's rabbitbrush Shrub 1
Ericameria parishii var. parishii Parish's goldenbush Shrub 1
Ericameria parryi Parry's rabbitbrush Shrub  
Ericameria parryi var. aspera Rough parry's rabbitbrush Shrub  
Ericameria pinifolia Pine bush Shrub 4
Ericameria suffruticosa Heath goldenrod Shrub  
Ericameria teretifolia Green rabbitbrush Shrub  
Erigeron concinnus Navajo fleabane Shrub (stem succulent)  
Erigeron concinnus var. concinnus Shaggy daisy Shrub (stem succulent)  
Eriodictyon californicum Yerba santa Shrub 11
Eriodictyon crassifolium Thick leaved yerba santa Shrub 8
Eriodictyon crassifolium var. crassifolium Thick leaved yerba santa Shrub 1
Eriodictyon crassifolium var. nigrescens Thick leaved yerba santa Shrub 1
Eriodictyon traskiae Trask's yerba santa Shrub 3
Eriodictyon traskiae ssp. traskiae Trask's yerba santa Shrub  
Eriodictyon trichocalyx Hairy yerba santa Shrub 5
Eriodictyon trichocalyx var. lanatum Hairy yerba santa Shrub  
Eriodictyon trichocalyx var. trichocalyx Hairy yerba santa Shrub  
Eriogonum arborescens Island buckwheat Shrub 18
Eriogonum cinereum Coastal buckwheat Shrub 11
Eriogonum fasciculatum California buckwheat Shrub 42
Eriogonum fasciculatum var. fasciculatum California buckwheat Shrub 3
Eriogonum fasciculatum var. foliolosum California buckwheat Shrub 6
Eriogonum fasciculatum var. polifolium California buckwheat Shrub 3
Eriogonum giganteum St. Catherine's lace Shrub 30
Eriogonum giganteum var. formosum San clemente island buckwheat Shrub 1
Eriogonum giganteum var. giganteum Santa catalina island buckwheat Shrub 1
Eriogonum heermannii Heerman buckwheat Shrub  
Eriogonum heermannii var. heermannii Heermann's buckwheat Shrub  
Eriogonum microthecum Slender buckwheat Shrub  
Eriogonum microthecum var. corymbosoides San bernardino buckwheat Shrub  
Eriogonum microthecum var. johnstonii Johnston's buckwheat Shrub  
Eriogonum nudum Naked buckwheat Shrub 15
Eriogonum nudum var. deductum Naked buckwheat Shrub  
Eriogonum nudum var. pauciflorum Long trumpet Shrub  
Eriogonum nudum var. westonii Weston's buckwheat Shrub  
Eriogonum nummulare Round leaf buckwheat Shrub  
Eriogonum parvifolium Sea cliff buckwheat Shrub 26
Eriogonum plumatella Flat topped buckwheat Shrub  
Eriophyllum confertiflorum Yellow yarrow Shrub 22
Eriophyllum confertiflorum var. confertiflorum Golden yarrow Shrub 1
Eriophyllum nevinii Silverlace Shrub 8
Euphorbia misera Cliff spurge Shrub 6
Fallugia paradoxa Apache plume Shrub 17
Forestiera pubescens Desert olive Shrub 5
Frangula californica California coffeeberry Shrub 50
Frangula californica ssp. californica California coffeeberry Shrub 43
Frangula californica ssp. crassifolia Serpentine hoary coffeeberry Shrub  
Frangula californica ssp. cuspidata Sierra hoary coffeeberry Shrub  
Frangula californica ssp. tomentella Hoary coffeeberry Shrub 13
Frangula rubra Red buckthorn Shrub 3
Frangula rubra ssp. rubra Red buckthorn Shrub 3
Fraxinus anomala Single leaved ash Tree, Shrub 1
Fraxinus dipetala Two petaled ash Tree, Shrub 7
Fraxinus jonesii California ash Tree, Shrub 7
Fremontodendron californicum California fremontia Shrub 29
Fremontodendron californicum ssp. californicum California fremontia Shrub 26
Fremontodendron mexicanum Mexican flannelbush Shrub 24
Galium buxifolium Box bedstraw Shrub  
Galium catalinense ssp. acrispum San clemente island bedstraw Shrub  
Galium catalinense ssp. catalinense Santa catalina island bedstraw Shrub  
Galium grande San gabriel bedstraw Shrub  
Galium porrigens Climbing bedstraw Vine, Shrub  
Galium porrigens var. porrigens Graceful bedstraw Vine, Shrub  
Galium stellatum Starry bedstraw Shrub  
Gambelia speciosa Showy island snapdragon Shrub 29
Garrya elliptica Coast silk tassel Tree, Shrub 31
Garrya flavescens Ashy silk tassel Shrub 1
Garrya veatchii Southern silk tassel Shrub 1
Grayia spinosa Hop sage Shrub 7
Gutierrezia microcephala Sticky snakeweed Shrub (stem succulent)  
Gutierrezia sarothrae Matchweed Shrub 6
Hazardia cana San clemente island hazardia Shrub 1
Hazardia detonsa Island hazardia Shrub 4
Hazardia squarrosa Saw toothed goldenbush Shrub 9
Hazardia squarrosa var. grindelioides Gum plant goldenbush Shrub 1
Hazardia squarrosa var. obtusa Saw toothed goldenbush Shrub  
Hazardia squarrosa var. squarrosa Saw toothed goldenbush Shrub  
Helianthemum greenei Island rush rose Shrub  
Helianthemum scoparium Broom rose Shrub 13
Helianthemum suffrutescens Bisbee peak rush rose Shrub 12
Hemizonia clementina Island tarplant Shrub  
Hemizonia minthornii Santa susana tarplant Shrub 1
Hesperocyparis macnabiana Macnab cypress Tree, Shrub 7
Hesperoyucca whipplei Chaparral yucca Shrub 32
Heteromeles arbutifolia Toyon Shrub 64
Holodiscus discolor Oceanspray Shrub 42
Holodiscus discolor var. discolor Oceanspray Shrub 2
Holodiscus discolor var. microphyllus Small-leaf creambush Shrub 1
Holodiscus microphyllus Oceanspray Shrub 40
Holodiscus microphyllus var. glabrescens Rock spiraea Shrub 40
Holodiscus microphyllus var. microphyllus Little leaf creambush Shrub 40
Hymenoclea salsola Burrobrush Shrub 6
Hymenoclea salsola var. salsola Burrobrush Shrub  
Hyptis emoryi Desert lavender Shrub 11
Isocoma acradenia Alkali goldenbush Shrub  
Isocoma acradenia var. acradenia Alkali goldenbush Shrub  
Isocoma acradenia var. bracteosa Bracted alkali goldenbush Shrub  
Isocoma acradenia var. eremophila Solitary leaved alkali goldenbush Shrub  
Isocoma menziesii White flowered goldenbush Shrub 15
Isocoma menziesii var. decumbens Decumbent goldenbush Shrub 1
Isocoma menziesii var. menziesii Menzies' goldenbush Shrub 5
Isocoma menziesii var. sedoides White flowered dune goldenbush Shrub 1
Isocoma menziesii var. vernonioides Green leaved dune goldenbush Shrub  
Isomeris arborea Bladderpod Shrub 31
Juniperus californica California juniper Shrub 4
Juniperus communis Common juniper Shrub 14
Juniperus osteosperma Utah juniper Tree, Shrub 2
Justicia californica Chuparosa Shrub 14
Keckiella antirrhinoides Chaparral beard tongue Shrub 12
Keckiella antirrhinoides var. antirrhinoides Chaparral beard tongue Shrub 1
Keckiella breviflora Gaping keckiella Shrub 4
Keckiella breviflora var. breviflora Gaping penstemon Shrub  
Keckiella cordifolia Heart leaved keckiella Shrub 22
Keckiella ternata Blue stemmed keckiella Shrub  
Keckiella ternata var. septentrionalis Northern blue stemmed keckiella Shrub  
Keckiella ternata var. ternata Blue stemmed keckiella Shrub  
Krameria erecta Little leaved ratany Shrub  
Krascheninnikovia lanata Winter fat Shrub 11
Larrea tridentata Creosote bush Shrub 17
Lavatera assurgentiflora Malva rosa Shrub 20
Lavatera assurgentiflora ssp. assurgentiflora Island mallow Shrub 7
Lavatera assurgentiflora ssp. glabra Southern island mallow Shrub 2
Lepechinia calycina Pitcher sage Shrub 14
Lepechinia fragrans Pitcher sage Shrub 9
Lepechinia rossii Ross' pitcher sage Shrub  
Lepidospartum latisquamum Scale broom Shrub  
Lepidospartum squamatum Scalebroom Shrub 7
Leptodactylon californicum Prickly phlox Shrub 5
Leptodactylon californicum ssp. californicum California prickly phlox Shrub 1
Leptodactylon californicum ssp. leptotrichomum California prickly phlox Shrub 1
Leptodactylon californicum ssp. tomentosum Fuzzy prickly phlox Shrub 1
Leptodactylon pungens Prickly phlox Shrub  
Leptosyne gigantea Giant coreopsis Shrub 22
Leucosyris carnosa Shrubby alkali aster Shrub  
Linanthus californicus Prickly phlox Shrub 5
Linanthus pungens Granite prickly phlox Shrub  
Lithocarpus densiflorus Tanbark oak Tree, Shrub 14
Lonicera hispidula Pink honeysuckle Vine, Shrub 33
Lonicera hispidula var. vacillans Hairy honeysuckle Vine, Shrub 33
Lonicera interrupta Chaparral honeysuckle Vine, Shrub 5
Lonicera subspicata Southern honeysuckle Shrub 9
Lonicera subspicata var. denudata Johnston's honeysuckle Shrub 3
Lonicera subspicata var. subspicata Southern honeysuckle Shrub 5
Lotus dendroideus Island broom Shrub  
Lotus dendroideus var. dendroideus Island deerweed Shrub  
Lotus dendroideus var. traskiae San clemente island lotus Shrub  
Lupinus albifrons Silver bush lupine Shrub 34
Lupinus albifrons var. albifrons Silver bush lupine Shrub 5
Lupinus albifrons var. austromontanus Shrub  
Lupinus albifrons var. collinus Silver bush lupine Shrub 8
Lupinus albifrons var. douglasii Douglas' silver bush lupine Shrub 1
Lupinus albifrons var. hallii Shrub 1
Lupinus albifrons var. medius Mountain Springs bush lupine Shrub  
Lupinus arboreus Coastal bush lupine Shrub 26
Lupinus chamissonis Beach blue lupine Shrub 16
Lupinus excubitus Grape lupine Shrub 7
Lupinus excubitus var. austromontanus Southern montane grape lupine Shrub  
Lupinus excubitus var. excubitus Grape lupine Shrub  
Lupinus excubitus var. hallii Hall's bush lupine Shrub  
Lupinus excubitus var. johnstonii Interior bush lupine Shrub  
Lupinus excubitus var. medius Mountain springs bush lupine Shrub  
Lupinus longifolius Long leaf bush lupine Shrub 5
Lupinus paynei Payne's bush lupine Shrub 1
Lupinus propinquus Coastal bush lupine Shrub 27
Lycium andersonii Anderson thornbush Shrub 7
Lycium brevipes Fruitilla Shrub 3
Lycium brevipes var. brevipes Desert thorn Shrub 3
Lycium brevipes var. hassei Santa catalina island desert thorn Shrub  
Lycium californicum California boxthorn Shrub 2
Lycium cooperi Cooper's box thorn Shrub 2
Lycium parishii Parish's desert thorn Shrub  
Lycium torreyi Torrey's box thorn Shrub  
Lycium verrucosum San nicolas island desert thorn Shrub 3
Machaeranthera carnosa Shrubby alkali aster Shrub  
Malacothamnus clementinus San Clemente Island bush mallow Shrub 4
Malacothamnus davidsonii Davidson's bush mallow Shrub 1
Malacothamnus fasciculatus Chaparral bush mallow Shrub 19
Malacothamnus fasciculatus var. catalinensis Santa Catalina Island bush mallow Shrub 15
Malacothamnus fasciculatus var. fasciculatus Chaparral bush mallow Shrub 1
Malacothamnus fremontii Fremont's bush mallow Shrub 8
Malacothamnus marrubioides Foothill bush mallow Shrub  
Malacothamnus orbiculatus Tehachapi bush mallow Shrub 9
Malosma laurina Laurel sumac Tree, Shrub 19
Malva assurgentiflora Island mallow Shrub 18
Mammillaria grahamii Graham's nipple cactus Shrub (stem succulent)  
Mimulus aridus Low bush monkeyflower Shrub  
Mimulus aurantiacus Sticky monkeyflower Shrub 55
Mimulus aurantiacus var. aridus Low bush monkeyflower Shrub  
Mimulus aurantiacus var. aurantiacus Sticky monkeyflower Shrub 4
Mimulus aurantiacus var. parviflorus Island bush monkeyflower Shrub 1
Mimulus aurantiacus var. pubescens Sticky monkeyflower Shrub 2
Mimulus aurantiacus var. puniceus Sticky monkeyflower Shrub 6
Mimulus flemingii Island bush monkeyflower Shrub 3
Mimulus longiflorus Sticky monkeyflower Shrub 12
Mimulus puniceus Red bush monkeyflower Shrub 52
Morella californica California wax myrtle Shrub 53
Munzothamnus blairii Blair's wirelettuce Shrub 2
Myrica californica Wax myrtle Shrub 53
Nolina cismontana Peninsular beargrass Shrub  
Notholithocarpus densiflorus Tanoak Tree, Shrub 12
Oemleria cerasiformis Oso berry Shrub 18
Opuntia Xmunzii Munz's cholla Shrub (stem succulent) 2
Opuntia Xoccidentalis Western prickly pear Shrub (stem succulent) 4
Opuntia Xvaseyi Vasey's prickly pear Shrub 1
Opuntia acanthocarpa var. coloradensis Buckhorn cholla Shrub (stem succulent) 1
Opuntia basilaris Beavertail Shrub (stem succulent) 10
Opuntia basilaris var. basilaris Beavertail cactus Shrub (stem succulent) 1
Opuntia basilaris var. brachyclada Short joint beavertail Shrub (stem succulent) 1
Opuntia basilaris var. treleasei Bakersfield cactus Shrub (stem succulent) 1
Opuntia echinocarpa Staghorn cholla Shrub (stem succulent) 2
Opuntia engelmannii Cactus apple Shrub 3
Opuntia erinacea Old man cactus Shrub (stem succulent) 2
Opuntia erinacea var. erinacea Grizzly pear Shrub (stem succulent) 2
Opuntia erinacea var. utahensis Utah prickly pear Shrub (stem succulent) 2
Opuntia littoralis Prickly pear Shrub (stem succulent) 12
Opuntia littoralis var. vaseyi Vasey's coastal pricklypear Shrub (stem succulent) 2
Opuntia oricola Chaparral pricklypear Shrub (stem succulent) 12
Opuntia parryi Cane cholla Shrub (stem succulent) 1
Opuntia phaeacantha Brown spined prickly pear Shrub (stem succulent) 1
Opuntia polyacantha Plains pricklypear Shrub (stem succulent) 3
Opuntia polyacantha var. erinacea Grizzlybear pricklypear Shrub (stem succulent) 2
Opuntia prolifera Cholla Shrub (stem succulent) 6
Opuntia ramosissima Pencil cactus Shrub (stem succulent)  
Opuntia vaseyi Vasey's prickly pear Shrub 2
Opuntia wolfii Wolf's cholla Shrub (stem succulent)  
Ornithostaphylos oppositifolia Baja california birdbush Shrub 3
Parkinsonia microphylla Yellow paloverde Tree, Shrub 11
Parthenocissus vitacea Virginia creeper Vine, Shrub 3
Penstemon incertus Western desert penstemon Shrub 2
Peraphyllum ramosissimum Wild crab apple Shrub 2
Peritoma arborea Bladderpod Shrub 29
Peritoma arborea var. angustata Bladderpod Shrub  
Peritoma arborea var. arborea Bladderpod Shrub  
Peritoma arborea var. globosa Bladderpod Shrub  
Philadelphus lewisii Wild mock orange Shrub 47
Phoradendron bolleanum Bollean mistletoe Shrub (parasitic)  
Phoradendron juniperinum Mistletoe Shrub (parasitic)  
Phoradendron leucarpum American mistletoe Shrub (parasitic)  
Phoradendron leucarpum ssp. macrophyllum Big leaf mistletoe Shrub (parasitic)  
Phoradendron leucarpum ssp. tomentosum Mistletoe Shrub (parasitic)  
Phoradendron libocedri Incense cedar mistletoe Shrub (parasitic)  
Phoradendron macrophyllum Big leaf mistletoe Shrub (parasitic)  
Phoradendron serotinum Mistletoe Shrub (parasitic)  
Phoradendron serotinum ssp. macrophyllum Big leaf mistletoe Shrub (parasitic)  
Phoradendron serotinum ssp. tomentosum Pacific mistletoe Shrub (parasitic)  
Phoradendron villosum Hairy mistletoe Shrub (parasitic)  
Pickeringia montana Chaparral pea Shrub 3
Pickeringia montana var. montana Chaparral pea Shrub  
Pickeringia montana var. tomentosa Chaparral pea Shrub 1
Pluchea sericea Arrow weed Shrub 7
Polygala cornuta var. fishiae Fish's milkwort Shrub  
Prosopis glandulosa Honey mesquite Tree, Shrub 14
Prosopis glandulosa var. torreyana Honey mesquite Tree, Shrub 5
Prunus emarginata Bitter cherry Tree, Shrub 15
Prunus fasciculata Desert almond Shrub 5
Prunus fasciculata var. fasciculata Desert almond Shrub  
Prunus fremontii Desert apricot Tree, Shrub  
Prunus ilicifolia Holly leaf cherry Tree, Shrub 34
Prunus ilicifolia ssp. ilicifolia Holly leaf cherry Tree, Shrub 11
Prunus subcordata Sierra plum Tree, Shrub 4
Prunus virginiana Chokecherry Tree, Shrub 29
Prunus virginiana var. demissa Western choke cherry Tree, Shrub 10
Prunus virginiana var. melanocarpa Black chokecherry Tree, Shrub 8
Psilostrophe cooperi Paper flower Shrub 5
Psorothamnus emoryi Emory's indigo bush Shrub  
Ptelea crenulata Hop tree Tree, Shrub 4
Purshia mexicana Mexican cliffrose Shrub 6
Purshia mexicana var. stansburyana Stansbury's antelope brush Shrub  
Purshia stansburyana Stansbury's antelope brush Shrub  
Purshia tridentata Antelope bush Shrub 18
Purshia tridentata var. glandulosa Antelope brush Shrub 3
Purshia tridentata var. tridentata Antelope bitterbrush Shrub 18
Quercus Xgrandidentata Shrub, Tree  
Quercus dumosa Scrub oak Shrub 10
Quercus durata Leather oak Shrub 9
Quercus durata var. durata Leather oak Shrub 2
Quercus durata var. gabrielensis San gabriel mtns. leather oak Shrub  
Quercus pacifica Island scrub oak Shrub 1
Quercus palmeri Palmer's oak Shrub  
Quercus turbinella Shrub live oak Shrub 4
Quercus vacciniifolia Huckleberry oak Shrub 5
Quercus wislizeni Interior live oak Tree, Shrub 22
Quercus wislizeni var. frutescens Live oak Tree, Shrub 1
Quercus wislizeni var. wislizeni Interior live oak Tree, Shrub 3
Rhamnus californica Coffee berry Shrub 61
Rhamnus californica ssp. californica California coffeeberry Shrub 10
Rhamnus crocea Redberry Shrub 18
Rhamnus ilicifolia Evergreen buckthorn Shrub 17
Rhamnus pirifolia Island redberry Tree, Shrub 1
Rhamnus rubra Sierra coffeeberry Shrub 3
Rhamnus tomentella Hoary coffeeberry Shrub 10
Rhamnus tomentella ssp. crassifolia Velvet leaf coffeeberry Shrub  
Rhamnus tomentella ssp. cuspidata Sierra hoary coffeeberry Shrub  
Rhamnus tomentella ssp. tomentella Chaparral coffee berry Shrub 6
Rhus aromatica Fragrant sumac Shrub 32
Rhus integrifolia Lemonade berry Shrub 37
Rhus ovata Sugar bush Shrub 31
Rhus trilobata Skunkbrush Shrub 32
Rhus trilobata var. simplicifolia Single leaf skunkbrush Shrub 7
Ribes amarum Bitter gooseberry Shrub 4
Ribes aureum Golden currant Shrub 50
Ribes aureum var. gracillimum Golden currant Shrub 9
Ribes californicum California gooseberry Shrub 8
Ribes californicum var. californicum California gooseberry Shrub 1
Ribes californicum var. hesperium California gooseberry Shrub  
Ribes cereum Wax currant Shrub 16
Ribes cereum var. cereum Wax currant Shrub 2
Ribes divaricatum Spreading gooseberry Shrub 9
Ribes divaricatum var. parishii Parish's gooseberry Shrub  
Ribes divaricatum var. pubiflorum Spreading gooseberry Shrub 2
Ribes indecorum White flowering currant Shrub 11
Ribes lasianthum Alpine gooseberry Shrub  
Ribes malvaceum Chaparral currant Shrub 23
Ribes malvaceum var. malvaceum Chaparral currant Shrub 3
Ribes malvaceum var. viridifolium Chaparral currant Shrub 7
Ribes menziesii Gooseberry Shrub 6
Ribes montigenum Mountain gooseberry Shrub 2
Ribes nevadense Mountain pink currant Shrub 11
Ribes quercetorum Oak gooseberry Shrub 2
Ribes roezlii Sierra gooseberry Shrub 10
Ribes roezlii var. roezlii Sierra gooseberry Shrub 3
Ribes sanguineum Flowering currant Shrub 54
Ribes sanguineum var. glutinosum Flowering currant Shrub 25
Ribes speciosum Fuchsia flowered gooseberry Shrub 29
Ribes velutinum Desert gooseberry Shrub  
Ribes viburnifolium Santa catalina island currant Shrub 36
Ribes viscosissimum Sticky currant Shrub  
Robinia neomexicana Desert locust Tree, Shrub 5
Rosa californica California wild rose Shrub 52
Rosa gymnocarpa Wood rose Shrub 21
Rosa pisocarpa Cluster rose Shrub 10
Rosa spithamea Sonoma rose Shrub 1
Rosa woodsii Woods' rose Shrub 28
Rosa woodsii ssp. gratissima Mojave rose Shrub  
Rosa woodsii ssp. ultramontana Interior rose Shrub 4
Rosa woodsii var. glabrata Woods' rose Shrub 1
Rosa woodsii var. gratissima Tehachapi rose Shrub 2
Rosa woodsii var. ultramontana Wild rose Shrub 4
Rubus leucodermis White bark raspberry Shrub 8
Rubus leucodermis var. bernardinus White bark raspberry Shrub 8
Rubus parviflorus Thimbleberry Vine, Shrub 38
Rubus parviflorus var. parviflorus Thimbleberry Vine, Shrub 1
Rubus ursinus California blackberry Vine, Shrub 38
Salazaria mexicana Mexican bladder sage Shrub 5
Salix exigua Narrowleaf willow Tree, Shrub 26
Salix exigua var. exigua Narrowleaf willow Tree, Shrub 2
Salix exigua var. hindsiana Sandbar willow Tree, Shrub 25
Salix hindsiana Sandbar willow Tree, Shrub 25
Salix lasiandra var. caudata Shining willow Shrub  
Salix lasiolepis Arroyo willow Tree, Shrub 23
Salix lasiolepis var. bigelovii Arroyo willow Tree, Shrub 23
Salix lucida Shining willow Tree, Shrub 19
Salix lucida ssp. caudata Shining willow Shrub  
Salix melanopsis Dusky willow Tree, Shrub 4
Salix scouleriana Scouler willow Tree, Shrub 17
Salvia apiana White sage Shrub 57
Salvia apiana var. apiana White sage Shrub 4
Salvia brandegeei Brandegee's sage Shrub 22
Salvia clevelandii Cleveland sage Shrub 51
Salvia dorrii Dorr's sage Shrub 10
Salvia dorrii var. dorrii Dorr's sage Shrub 2
Salvia dorrii var. incana Fleshy sage Shrub  
Salvia dorrii var. pilosa Hairy sage Shrub  
Salvia leucophylla Purple sage Shrub 51
Salvia mellifera Black sage Shrub 44
Salvia munzii Munz's sage Shrub 17
Salvia pachyphylla Thick leaved sage Shrub 9
Sambucus mexicana Elderberry Tree, Shrub 40
Sambucus nigra Black elderberry Shrub 13
Sambucus nigra ssp. caerulea Blue elderberry Shrub 60
Scrophularia villosa Santa catalina figwort Shrub  
Scutellaria mexicana Mexican bladder sage Shrub 5
Senecio blochmaniae Dune ragwort Shrub 2
Senecio flaccidus Shrubby ragwort Shrub 6
Senecio flaccidus var. douglasii Bush groundsel Shrub 3
Senecio flaccidus var. monoensis Mono groundsel Shrub  
Senecio lyonii Lyon's ragwort Shrub  
Senegalia greggii Catclaw, devil's claw Shrub 7
Simmondsia chinensis Jojobe Shrub 16
Solanum parishii Parish's purple nightshade Shrub 3
Solanum umbelliferum Blue witch Shrub 10
Sorbus scopulina Mountain ash Shrub 7
Sphaeralcea angustifolia Narrow leaved desert mallow Shrub (stem succulent) 4
Staphylea bolanderi Bladdernut Tree, Shrub 1
Stephanomeria blairii Blair's stephanomeria Shrub 2
Styrax redivivus California snowdrop bush Shrub 10
Suaeda californica California seablite Shrub 1
Suaeda taxifolia Seablite Shrub 4
Symphoricarpos acutus Creeping snowberry Shrub 17
Symphoricarpos albus Common snowberry Shrub 41
Symphoricarpos albus var. laevigatus Snowberry Shrub 12
Symphoricarpos hesperius Creeping snowberry Shrub 17
Symphoricarpos mollis Snowberry Shrub 18
Symphoricarpos rotundifolius Mountain snowberry Shrub 3
Symphoricarpos rotundifolius var. parishii Parish's snowberry Shrub  
Tetracoccus dioicus Parry's tetracoccus Shrub  
Tetradymia axillaris Catclaw horsebrush Shrub 2
Tetradymia axillaris var. axillaris Catclaw horsebrush Shrub  
Tetradymia axillaris var. longispina Catclaw horsebrush Shrub  
Tetradymia canescens Gray horsebrush Shrub 1
Tetradymia comosa Cotton thorn Shrub 2
Tetradymia glabrata Little leaf horsebrush Shrub  
Tetradymia spinosa Spiny horsebrush Shrub (stem succulent) 3
Tetradymia stenolepis Narrow scaled felt thorn Shrub  
Thamnosma montana Turpentine broom Shrub 1
Toxicodendron diversilobum Poison oak Vine, Shrub 7
Trichostema lanatum Woolly bluecurls Shrub 24
Trichostema parishii Parish's bluecurls Shrub 1
Viburnum edule Squashberry Shrub 4
Viguiera laciniata San Diego County viguiera Shrub 8
Viguiera parishii Parish viguiera Shrub 5
Vitis californica California wild grape Vine, Shrub 39
Vitis girdiana Southern california grape Vine, Shrub 12
Xylococcus bicolor Mission manzanita Shrub 8
Yucca baccata Spanish bayonet Shrub 12
Yucca baccata var. baccata Banana yucca, blue yucca Shrub 12
Yucca whipplei Our lord's candle Shrub 31
  Lifeform: Tree101 plants
Abies concolor White fir Tree 22
Acer macrophyllum Bigleaf maple Tree 52
Acer negundo Boxelder Tree 30
Acer negundo var. californicum California box elder Tree 30
Acer negundo var. interius Boxelder Tree 27
Adenostoma sparsifolium Red shanks Tree 5
Aesculus californica Buckeye Tree 46
Alnus rhombifolia White alder Tree 38
Arbutus menziesii Madrono Tree 36
Callitropsis forbesii Tecate cypress Tree 3
Callitropsis goveniana Gowen cypress Tree  
Callitropsis macrocarpa Monterey cypress Tree 5
Callitropsis nevadensis Piute cypress Tree  
Callitropsis stephensonii Arizona cypress Tree 3
Calocedrus decurrens Incense cedar Tree 40
Cercidium floridum ssp. floridum Blue palo verde Tree 7
Chamaecyparis lawsoniana Port orford cedar Tree 14
Cupressus arizonica ssp. nevadensis Piute cypress Tree  
Cupressus forbesii Tecate cypress Tree 7
Cupressus goveniana Gowen cypress Tree 3
Cupressus goveniana ssp. goveniana Gowen cypress Tree  
Cupressus lawsoniana Port orford cedar Tree 14
Cupressus macrocarpa Monterey cypress Tree 24
Cupressus stephensonii Arizona cypress Tree 4
Fraxinus latifolia Oregon ash Tree 29
Fraxinus velutina Arizona ash Tree 11
Hesperocyparis forbesii Tecate cypress Tree 7
Hesperocyparis goveniana Gowen cypress Tree 2
Hesperocyparis macrocarpa Monterey cypress Tree 24
Hesperocyparis nevadensis Piute cypress Tree 1
Hesperocyparis stephensonii Cuyamaca cypress Tree 21
Juglans californica Southern california black walnut Tree 12
Juglans californica var. californica Southern california black walnut Tree 12
Juglans californica var. hindsii Northern california black walnut Tree 13
Juglans hindsii Northern california black walnut Tree 13
Juniperus grandis Sierra juniper Tree  
Juniperus occidentalis Western juniper Tree 2
Juniperus occidentalis var. australis Sierra juniper Tree  
Lyonothamnus floribundus Island ironwood Tree 15
Lyonothamnus floribundus ssp. asplenifolius Santa cruz island ironwood Tree 5
Lyonothamnus floribundus ssp. aspleniifolius Santa cruz island ironwood Tree 5
Lyonothamnus floribundus ssp. floribundus Santa catalina island ironwood Tree  
Parkinsonia florida Blue paloverde Tree 17
Picea sitchensis Sitka spruce Tree 18
Pinus attenuata Knobcone pine Tree 6
Pinus contorta Lodgepole pine Tree 30
Pinus contorta ssp. murrayana Lodgepole pine Tree 4
Pinus coulteri Coulter pine Tree 13
Pinus edulis Two needle pinyon pine Tree 9
Pinus flexilis Limber pine Tree 6
Pinus jeffreyi Jeffrey pine Tree 17
Pinus lambertiana Sugar pine Tree 13
Pinus monophylla Single leaf pinyon Tree 10
Pinus monophylla var. monophylla Singleleaf pinyon Tree 10
Pinus muricata Bishop pine Tree 12
Pinus ponderosa Yellow pine Tree 29
Pinus ponderosa var. pacifica Pacific ponderosa pine Tree  
Pinus quadrifolia Parry pine Tree  
Pinus radiata Monterey pine Tree 8
Pinus sabiniana Gray pine Tree 28
Pinus torreyana Island torrey pine Tree 14
Pinus torreyana ssp. insularis Santa rosa isl. torrey pine Tree  
Pinus torreyana ssp. torreyana Torrey pine Tree 1
Platanus racemosa California sycamore Tree 36
Populus Xparryi Tree  
Populus balsamifera ssp. trichocarpa Black cottonwood Tree 27
Populus fremontii Fremont cottonwood Tree 32
Populus fremontii ssp. fremontii Cottonwood Tree 4
Populus tremuloides Quaking aspen Tree 28
Populus trichocarpa Black cottonwood Tree 27
Prunus ilicifolia ssp. lyonii Island cherry Tree 24
Pseudotsuga macrocarpa Bigcone spruce Tree 3
Quercus Xalvordiana Alvord's oak Tree  
Quercus Xmacdonaldii Macdonald's oak Tree  
Quercus Xmorehus Oracle oak Tree 1
Quercus agrifolia Coast live oak Tree 52
Quercus agrifolia var. agrifolia Coast live oak Tree 3
Quercus agrifolia var. oxyadenia Southern coast live oak Tree  
Quercus berberidifolia Inland scrub oak Tree 13
Quercus chrysolepis Gold cup live oak Tree 24
Quercus cornelius-mulleri Desert scrub oak Tree 1
Quercus douglasii Blue oak Tree 26
Quercus engelmannii Engelmann oak Tree 10
Quercus garryana Oregon oak Tree 24
Quercus garryana var. breweri Oregon oak Tree 2
Quercus garryana var. semota Oregon white oak Tree  
Quercus john-tuckeri Tucker's oak Tree  
Quercus kelloggii California black oak Tree 24
Quercus lobata Valley oak Tree 40
Quercus tomentella Island oak Tree 5
Salix gooddingii Gooding's willow Tree 7
Salix laevigata Polished willow Tree 17
Salix lasiandra Pacific willow Tree 20
Salix lasiandra var. lasiandra Pacific willow Tree 6
Salix lucida ssp. lasiandra Shining willow Tree 6
Sequoia sempervirens Coast redwood Tree 34
Sequoiadendron giganteum Redwood Tree 19
Umbellularia californica California bay Tree 40
Washingtonia filifera California fan palm Tree 9
Yucca brevifolia Joshua tree Tree 15
Yucca schidigera Mohave yucca Tree 13
  Lifeform: Vine1 plant
Vicia hassei Hasse's vetch Vine  
 
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive.
NB: found in Los Angeles County is intended to indicate only plants found growing in the wild. However, the evidence is not always clear, and may occasionally include plants found in cultivation. To verify the wild presence of any particular plant in the list above, please click through to Calflora and look closely at the observations in this county.