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Criteria:   found in Nevada County  •   is native  •  group by lifeform
2733  records include photos for these plants # number of sources
Scientific Name Common Name Lifeform #
  Lifeform: Annual648 plants
  Lifeform: Biennial2 plants
Descurainia incisa ssp. incisa Mountain tansy mustard Biennial herb  
Erigeron divergens Diffuse daisy Biennial, Perennial herb 4
  Lifeform: Perennial1631 plants
Achillea millefolium Yarrow Perennial herb 70
Achnatherum hymenoides Indian rice grass Perennial grass 8
Achnatherum lemmonii Lemmon's stipa Perennial grass 1
Achnatherum lettermanii Letterman stipa Perennial grass 1
Achnatherum nelsonii Columbia needlegrass Perennial grass 1
Achnatherum nelsonii ssp. dorei Mountain needlegrass Perennial grass 1
Achnatherum nevadense 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 stillmanii Stillman's stipa Perennial grass 1
Achnatherum thurberianum Thurber stipa Perennial grass  
Achnatherum webberi Webber's needlegrass Perennial grass  
Acmispon argophyllus Silver birds foot trefoil Perennial herb  
Acmispon argophyllus var. fremontii Fremont's silver lotus Perennial herb  
Acmispon glaber Deerweed Perennial herb 21
Acmispon grandiflorus Large leaved lotus Perennial herb 4
Acmispon grandiflorus var. grandiflorus Chaparral lotus Perennial herb 1
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  
Aconitum columbianum Monkshood Perennial herb 4
Aconitum columbianum ssp. columbianum Columbian monkshood Perennial herb  
Aconogonon davisiae Davis knotweed Perennial herb  
Aconogonon newberryi Newberry's smartweed Perennial herb  
Aconogonon phytolaccifolium Pokeweed knotweed Perennial herb  
Actaea rubra Baneberry Perennial herb 7
Adenocaulon bicolor Trail plant Perennial herb  
Agastache urticifolia Horse mint Perennial herb 6
Ageratina occidentalis Western eupatorium Perennial herb 4
Agoseris Xdasycarpa Perennial herb  
Agoseris Xelata Tall agoseris Perennial herb  
Agoseris aurantiaca Orange flowered agoseris Perennial herb 1
Agoseris aurantiaca var. aurantiaca Orange agoseris Perennial herb  
Agoseris elata Tall agoseris Perennial herb  
Agoseris glauca Short beaked agoseris Perennial herb  
Agoseris glauca var. glauca Short beaked agoseris Perennial herb  
Agoseris glauca var. laciniata False dandelion Perennial herb  
Agoseris glauca var. monticola Mountain agoseris Perennial herb  
Agoseris grandiflora Giant mountain dandelion Perennial herb 3
Agoseris grandiflora var. grandiflora Giant mountain dandelion Perennial herb  
Agoseris monticola Mountain agoseris Perennial herb  
Agoseris parviflora False dandelion Perennial herb  
Agoseris retrorsa Spear leaved agoseris Perennial herb 1
Agrimonia gryposepala Common agrimony Perennial herb  
Agrostis exarata Bentgrass Perennial grass 5
Agrostis humilis Mountain bent grass Perennial grass  
Agrostis idahoensis Colonial bentgrass Perennial grass 3
Agrostis oregonensis Oregon bentgrass Perennial grass  
Agrostis pallens Diego bent grass Perennial grass 14
Agrostis scabra Rough bentgrass Perennial grass 4
Agrostis thurberiana Thurber's bentgrass Perennial grass  
Agrostis variabilis Mountain bentgrass Perennial grass  
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 anceps Twin leaved onion Perennial herb (bulb)  
Allium bisceptrum Twincrest onion Perennial herb (bulb)  
Allium campanulatum Dusky onion Perennial herb (bulb) 2
Allium cratericola Cascade onion Perennial herb (bulb) 2
Allium haematochiton Red skinned onion Perennial herb (bulb) 5
Allium lemmonii Lemmon's onion Perennial herb (bulb) 1
Allium membranaceum Papery onion Perennial herb (bulb)  
Allium obtusum Red sierra onion Perennial herb (bulb) 3
Allium obtusum var. obtusum Red sierra onion Perennial herb (bulb)  
Allium parvum Dwarf onion Perennial herb (bulb) 1
Allium peninsulare Mexicali onion Perennial herb (bulb)  
Allium peninsulare var. peninsulare Mexicali onion Perennial herb (bulb)  
Allium platycaule Broad stemmed onion Perennial herb (bulb) 2
Allium sanbornii Sanborn's onion Perennial herb (bulb)  
Allium sanbornii var. congdonii Congdon's onion Perennial herb (bulb)  
Allium sanbornii var. sanbornii Sanborn's allium Perennial herb (bulb)  
Allium tribracteatum Three bracted onion Perennial herb (bulb)  
Allium validum Swamp onion Perennial herb (bulb) 5
Allotropa virgata Sugarstick Perennial herb (mycoparasitic)  
Alopecurus aequalis Sonoma alopecurus Perennial grass  
Alopecurus aequalis var. aequalis Shortawn foxtail Perennial grass  
Ambrosia psilostachya Ragweed Perennial herb 7
Anaphalis margaritacea Pearly everlasting Perennial herb 18
Anemone drummondii Drummond's anemone Perennial herb 2
Anemone occidentalis Western anemone Perennial herb 3
Angelica breweri Brewer's angelica Perennial herb 2
Angelica californica California angelica Perennial herb  
Angelica capitellata Grayswamp whiteheads Perennial herb 2
Angelica kingii King's angelica Perennial herb  
Antennaria argentea Silvery everlasting Perennial herb  
Antennaria corymbosa Meadowpussytoes Perennial herb  
Antennaria dimorpha Gray cushion pussytoes Perennial herb  
Antennaria flagellaris Stoloniferous pussytoes Perennial herb  
Antennaria geyeri Geyer's pussytoes Perennial herb  
Antennaria luzuloides Silvery brown pussytoes Perennial herb  
Antennaria media Alpine pussytoes Perennial herb 1
Antennaria pulchella Beautiful pussytoes Perennial herb  
Antennaria rosea Rosy everlasting Perennial herb 2
Antennaria rosea ssp. confinis Rosy pussytoes Perennial herb  
Antennaria umbrinella Brown pussytoes Perennial herb  
Aphyllon californicum California orobanche Perennial herb (parasitic)  
Aphyllon californicum ssp. grayanum Gray's california broom rape Perennial herb (parasitic)  
Aphyllon californicum ssp. jepsonii Jepson's california broom rape Perennial herb (parasitic)  
Aphyllon fasciculatum Clustered broomrape Perennial herb (parasitic)  
Aphyllon pinorum Pinewoods broom rape Perennial herb (parasitic)  
Apocynum androsaemifolium Spreading dogbane Perennial herb 1
Apocynum cannabinum Indian hemp Perennial herb 11
Aquilegia formosa Columbine Perennial herb 55
Arabis breweri Brewer's rock cress Perennial herb 1
Arabis constancei Constance's rock cress Perennial herb  
Arabis davidsonii Davidson's rock cress Perennial herb  
Arabis drummondii Drummond's rock cress Perennial herb  
Arabis glabra Smooth rock cress Perennial herb  
Arabis glabra var. furcatipilis Smooth rock cress Perennial herb  
Arabis holboellii Holboell's rock cress Perennial herb  
Arabis holboellii var. pendulocarpa Weeping fruited holboell's rock cress Perennial herb  
Arabis holboellii var. pinetorum Pine rockcress Perennial herb  
Arabis holboellii var. retrofracta Backward splitting holboell's rock cress Perennial herb  
Arabis lyallii Lyall's rock cress Perennial herb 1
Arabis lyallii var. lyallii Lyall's rockcress Perennial herb  
Arabis platysperma Broad seeded rock cress Perennial herb  
Arabis platysperma var. howellii Howell's rockcress Perennial herb  
Arabis platysperma var. platysperma Broad seeded rock cress Perennial herb  
Arabis rectissima Bristlyleaf rockcress Perennial herb  
Arabis rectissima var. rectissima Bristly leaved rock cress Perennial herb  
Arabis suffrutescens Woody rock cress Perennial herb  
Arabis suffrutescens var. suffrutescens Woody rockcress Perennial herb  
Aralia californica California spikenard Perennial herb 18
Arceuthobium abietinum Fir dwarf mistletoe Perennial herb (parasitic)  
Arceuthobium americanum American 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 aculeata Prickly sandwort Perennial herb  
Arenaria congesta Capitate sandwort Perennial herb 1
Arenaria congesta var. congesta Capitate sandwort Perennial herb  
Arenaria congesta var. simulans Capitate sandwort Perennial herb  
Arenaria congesta var. subcongesta Capitate sandwort Perennial herb  
Arenaria congesta var. suffrutescens Suffrutescent sandwort Perennial herb  
Arenaria kingii ssp. compacta King's sandwort Perennial herb  
Arenaria kingii var. glabrescens King's smooth sandwort Perennial herb  
Arenaria pumicola var. californica Pumice sandwort Perennial herb  
Arnica Xdiversifolia Rayless arnica Perennial herb  
Arnica amplexicaulis Streambank arnica Perennial herb 3
Arnica chamissonis Chamisso arnica Perennial herb 6
Arnica chamissonis ssp. foliosa Meadow arnica Perennial herb 6
Arnica cordifolia Heart leaved arnica Perennial herb 1
Arnica dealbata Mock leopardbane Perennial herb  
Arnica discoidea Rayless arnica Perennial herb  
Arnica diversifolia Lawless arnica Perennial herb  
Arnica lanceolata Clasping arnica Perennial herb  
Arnica lanceolata ssp. prima Clasping arnica Perennial herb 3
Arnica longifolia Seep spring arnica Perennial herb  
Arnica mollis Cordilleran arnica Perennial herb 1
Arnica nevadensis Sierra arnica Perennial herb 1
Arnica ovata Sticky leaf arnica Perennial herb  
Arnica parryi Nodding arnica Perennial herb  
Arnica parryi ssp. sonnei Sonne's nodding arnica Perennial herb  
Arnica sororia Twin arnica Perennial herb (rhizomatous)  
Arnica tomentella Recondite arnica Perennial herb 1
Artemisia douglasiana California mugwort Perennial herb 34
Artemisia dracunculus Tarragon Perennial herb 11
Artemisia ludoviciana Silver wormwood Perennial herb 17
Artemisia ludoviciana ssp. incompta Western mugwort Perennial herb  
Artemisia ludoviciana ssp. ludoviciana Silver wormwood Perennial herb 3
Artemisia norvegica Alpine sagewort Perennial herb 1
Artemisia norvegica ssp. saxatilis Boreal sagewort Perennial herb  
Artemisia spiciformis Snowfield sagebrush Perennial herb  
Asarum hartwegii Hartweg's wild ginger Perennial herb 4
Asarum lemmonii Lemmon's wild ginger Perennial herb 6
Asclepias cordifolia Purple milkweed Perennial herb 8
Asclepias eriocarpa Indian milkweed Perennial herb 9
Asclepias fascicularis narrow leaf milkweed Perennial herb 31
Asclepias speciosa Showy milkweed Perennial herb 39
Aster alpigenus var. andersonii Alpine aster Perennial herb 1
Aster ascendens Long leaved aster Perennial herb  
Aster breweri Brewer's aster Perennial herb  
Aster chilensis California aster Perennial herb 40
Aster eatonii Eaton's aster Perennial herb 2
Aster foliaceus Leafy aster Perennial herb 1
Aster foliaceus var. apricus Parry's leafy aster Perennial herb 1
Aster foliaceus var. parryi Parry's aster Perennial herb 1
Aster integrifolius Entire leaved aster Perennial herb  
Aster lanceolatus ssp. hesperius Western lance leaf aster Perennial herb  
Aster occidentalis Western mountain aster Perennial herb 1
Aster occidentalis var. occidentalis Western mountain aster Perennial herb  
Aster occidentalis var. yosemitanus Western bog aster Perennial herb  
Aster oregonensis Oregon aster Perennial herb  
Aster radulinus Rough leaved aster Perennial herb 3
Astragalus austiniae Austin's milk vetch Perennial herb  
Astragalus bolanderi Bolander's milk vetch Perennial herb  
Astragalus canadensis Canadian milkvetch Perennial herb 1
Astragalus canadensis var. brevidens Short toothed milk vetch Perennial herb  
Astragalus douglasii Douglas's milkvetch Perennial herb  
Astragalus purshii Pursh's sheeppod Perennial herb 3
Astragalus purshii var. tinctus Pursh's milk vetch Perennial herb 1
Astragalus whitneyi Whitney's milk vetch Perennial herb 1
Astragalus whitneyi var. lenophyllus Whitney's milk vetch Perennial herb  
Astragalus whitneyi var. whitneyi Whitney's milk vetch Perennial herb  
Asyneuma prenanthoides California harebell Perennial herb 2
Balsamorhiza deltoidea Deltoid balsam root Perennial herb 2
Balsamorhiza hookeri Hooker's balsam root Perennial herb 1
Balsamorhiza hookeri var. lanata Woolly balsamroot Perennial herb  
Balsamorhiza lanata Woolly balsamroot Perennial herb  
Balsamorhiza macrolepis Big scale balsam root Perennial herb 1
Balsamorhiza macrolepis var. platylepis Flat scale balsam root Perennial herb 1
Balsamorhiza sagittata Arrow leaved balsamroot Perennial herb 6
Barbarea orthoceras Winter cress Perennial herb 1
Bidens cernua Nodding beggartick Perennial herb  
Bidens laevis Bur marigold Perennial herb 4
Bistorta bistortoides American bistort Perennial herb  
Boechera acutina Pointed rockcress Perennial herb  
Boechera breweri Brewer's rock cress Perennial herb 1
Boechera constancei Constance's rock cress Perennial herb  
Boechera covillei Coville's rockcress Perennial herb  
Boechera davidsonii Davidson's rockcress Perennial herb  
Boechera divaricarpa Spreadingpod rockcress Perennial herb  
Boechera elkoensis Elko rockcress Perennial herb  
Boechera howellii Howell's rockcress Perennial herb  
Boechera lyallii Lyall's rockcress Perennial herb 1
Boechera pendulocarpa Dropseed rockcress Perennial herb  
Boechera pinetorum Woodland rockcress Perennial herb  
Boechera platysperma Pioneer rockcress Perennial herb  
Boechera rectissima Bristly leaf rockcress Perennial herb  
Boechera retrofracta Reflexed rockcress Perennial herb  
Boechera stricta Drummond's rockcress Perennial herb  
Boechera suffrutescens Woody rockcress Perennial herb  
Bolboschoenus maritimus Alkali bulrush Perennial grass 16
Bolboschoenus maritimus ssp. paludosus Saltmarsh bulrush Perennial grass 16
Boschniakia strobilacea Ground cone Perennial herb (parasitic)  
Boykinia major Large boykinia Perennial herb 5
Boykinia occidentalis Western boykinia Perennial herb 6
Brasenia schreberi Watershield Perennial herb (aquatic)  
Brickellia californica California brickellia Perennial herb 15
Brickellia grandiflora Large flowered brickelbush Perennial herb  
Brickellia greenei Greene's brickelbush Perennial herb  
Brodiaea californica California brodiaea Perennial herb 9
Brodiaea californica var. californica California brodiaea Perennial herb 1
Brodiaea elegans Harvest brodiaea Perennial herb 6
Brodiaea elegans ssp. elegans Harvest brodiaea Perennial herb 1
Brodiaea minor Low brodiaea Perennial herb 2
Brodiaea nana Dwarf brodiaea Perennial herb  
Brodiaea purdyi Purdy's brodiaea Perennial herb 2
Brodiaea sierrae Sierra foothills brodiaea Perennial herb  
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 ciliatus Fringed bromegrass Perennial grass 2
Bromus laevipes Narrow flowered brome Perennial grass 3
Bromus marginatus Mountain brome Perennial grass 6
Bromus sitchensis var. carinatus California brome Perennial grass 19
Bromus sitchensis var. marginatus Mountain brome Perennial grass 6
Bromus suksdorfii Suksdorf's bromegrass Perennial grass 1
Calamagrostis breweri Short hair reedgrass Perennial grass 1
Calamagrostis canadensis Canada reedgrass Perennial grass 5
Calamagrostis canadensis var. canadensis Bluejoint Perennial grass  
Calliscirpus criniger Cotton grass Perennial grass  
Callitriche heterophylla Water starwort Perennial herb  
Calochortus albus White fairy lantern Perennial herb 6
Calochortus coeruleus Blue star tulip Perennial herb 1
Calochortus invenustus Plain mariposa Perennial herb 2
Calochortus leichtlinii Leichtlin's mariposa lily Perennial herb 2
Calochortus luteus Yellow mariposa Perennial herb 5
Calochortus minimus Sierra mariposa Perennial herb  
Calochortus monophyllus Yellow star tulip Perennial herb 3
Calochortus nudus Naked mariposa lily Perennial herb 1
Calochortus superbus Yellow mariposa Perennial herb 5
Calochortus uniflorus Large flowered star tulip Perennial herb 4
Caltha leptosepala White marsh marigold Perennial herb 3
Caltha leptosepala ssp. howellii Howell's marsh marigold Perennial herb 3
Caltha leptosepala var. biflora Marsh marigold Perennial herb 3
Calyptridium monospermum One seeded pussypaws Perennial herb  
Calystegia collina Hillside morning glory Perennial herb  
Calystegia malacophylla Morning glory Perennial herb  
Calystegia malacophylla ssp. malacophylla Sierra 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 stebbinsii Stebbins's morning glory Perennial herb (rhizomatous)  
Camassia leichtlinii Large camas Perennial herb 11
Camassia leichtlinii ssp. suksdorfii Suksdorf's large camas Perennial herb 3
Camassia quamash Camas Perennial herb 13
Camassia quamash ssp. breviflora Small camas Perennial herb 1
Camassia quamash ssp. quamash Common camas Perennial herb 3
Camissonia subacaulis Long leaved suncup Perennial herb  
Camissonia tanacetifolia Tansy leaf evening primrose Perennial herb  
Camissonia tanacetifolia ssp. quadriperforata Sierra valley evening primrose Perennial herb  
Camissonia tanacetifolia ssp. tanacetifolia Tansy leaved suncup Perennial herb  
Campanula prenanthoides Nodding harebell Perennial herb 2
Cardamine breweri Brewer's bitter cress Perennial herb  
Cardamine breweri var. breweri Brewer's bitter cress Perennial herb  
Cardamine californica milkmaids Perennial herb  
Cardamine cordifolia Heartleaf bittercress Perennial herb  
Cardamine cordifolia var. lyallii Lyall's bitter cress Perennial herb  
Cardamine nuttallii Nuttall's toothwort Perennial herb  
Cardamine pachystigma Rock toothwort Perennial herb  
Cardamine pachystigma var. dissectifolia Dissected leaf toothwort Perennial herb (rhizomatous)  
Cardamine pachystigma var. pachystigma Rock toothwort Perennial herb  
Cardamine pensylvanica Pennsylvania bittercress Perennial herb  
Carex abrupta Abrupt beaked sedge Perennial grass  
Carex albida White sedge Perennial grass (rhizomatous)  
Carex amplectens Clasping bract sedge Perennial grass 1
Carex amplifolia Ample leaved sedge Perennial grass 3
Carex angustata Narrow leaved sedge Perennial grass 1
Carex aquatilis Water sedge Perennial grass 5
Carex aquatilis var. aquatilis Water sedge Perennial grass 1
Carex aquatilis var. dives Sitka sedge Perennial grass 3
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 brainerdii Brainerd's sedge Perennial grass  
Carex canescens Hoary sedge Perennial grass  
Carex capitata Capitate sedge Perennial grass  
Carex constanceana Contance's sedge Perennial grass  
Carex cusickii Cusick's sedge Perennial grass 2
Carex davyi Davy's sedge Perennial grass  
Carex densa Sedge Perennial grass 8
Carex deweyana Dewey sedge Perennial grass 5
Carex deweyana ssp. leptopoda Dewey's taper fruit sedge Perennial grass 3
Carex diandra Lesser panicled sedge Perennial grass 1
Carex disperma Soft leaf sedge Perennial grass  
Carex douglasii Douglas sedge Perennial grass 1
Carex dudleyi Dudley's sedge Perennial grass 8
Carex echinata Bristle fruit sedge Perennial grass 1
Carex echinata ssp. echinata Bristle fruit sedge Perennial grass  
Carex feta Green sheathed sedge Perennial grass  
Carex filifolia Thread leaf sedge Perennial grass 1
Carex filifolia var. erostrata Thread leaf sedge Perennial grass  
Carex fissuricola Cleft sedge Perennial grass  
Carex fracta Fragile sheathed sedge Perennial grass 1
Carex garberi Garber's sedge Perennial grass  
Carex gracilior Slender sedge Perennial grass  
Carex hassei Hasse's sedge Perennial grass  
Carex haydeniana Cloud sedge Perennial grass  
Carex helleri Heller's sedge Perennial grass  
Carex heteroneura Variable nerved sedge Perennial grass  
Carex hirtissima Fuzzy sedge Perennial grass  
Carex hoodii Hood's sedge Perennial grass  
Carex illota Sheep sedge Perennial grass  
Carex infirminervia Perennial grass  
Carex integra Smooth beak sedge Perennial grass  
Carex interior Inland sedge Perennial grass 1
Carex jonesii Jones' sedge Perennial grass  
Carex laeviculmis Smooth stem sedge Perennial grass 1
Carex lasiocarpa Woolly fruited sedge Perennial grass (rhizomatous) 2
Carex lemmonii Lemmon's sedge Perennial grass  
Carex lenticularis Lakeshore sedge Perennial grass 1
Carex lenticularis var. impressa Lakeshore sedge Perennial grass  
Carex lenticularis var. lipocarpa Fat fruited sedge Perennial grass 1
Carex leporinella Sierra hare sedge Perennial grass  
Carex leptopoda Slender-footed sedge Perennial grass 5
Carex limosa Shore sedge Perennial grass (rhizomatous)  
Carex luzulifolia Littleleaf sedge Perennial grass  
Carex luzulina Wood rush sedge Perennial grass  
Carex luzulina var. ablata American cold loving sedge Perennial grass  
Carex mariposana Mariposa sedge Perennial grass  
Carex microptera Small wing sedge Perennial grass 2
Carex multicaulis Forest sedge Perennial grass  
Carex multicostata Many ribbed sedge Perennial grass  
Carex nebrascensis Nebraska sedge Perennial grass 2
Carex nervina Sierra nerved sedge Perennial grass  
Carex nigricans Black alpine sedge Perennial grass  
Carex nudata Torrent sedge Perennial grass 13
Carex pachystachya Thick headed sedge Perennial grass 2
Carex pellita Woolly sedge Perennial grass 7
Carex phaeocephala Mountain hare sedge Perennial grass  
Carex praegracilis Field sedge Perennial grass 28
Carex preslii Presl's sedge Perennial grass 1
Carex raynoldsii Raynold's sedge Perennial grass  
Carex rossii Ross' sedge Perennial grass 1
Carex scirpoidea Northern singlespike sedge Perennial grass (rhizomatous)  
Carex scirpoidea ssp. pseudoscirpoidea Single spiked sedge Perennial grass (rhizomatous)  
Carex scirpoidea var. pseudoscirpoidea Western single spike 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 serratodens Bifid sedge Perennial grass 2
Carex simulata Short beaked sedge Perennial grass 2
Carex specifica Narrow fruit sedge Perennial grass  
Carex spectabilis Showy sedge Perennial grass 2
Carex straminiformis Straw like sedge Perennial grass  
Carex subfusca Brown sedge Perennial grass 8
Carex tompkinsii Tompkins's sedge Perennial grass (rhizomatous)  
Carex utriculata Beaked sedge Perennial grass 7
Carex vernacula Native sedge Perennial grass  
Carex vesicaria Blister sedge Perennial grass 3
Carex vesicaria var. vesicaria Inflated sedge Perennial grass 2
Carex whitneyi Whitney's sedge Perennial grass  
Carex xerophila chaparral sedge Perennial herb  
Castilleja affinis Indian paintbrush Perennial herb 1
Castilleja affinis ssp. affinis Coast indian paintbrush Perennial herb 1
Castilleja applegatei Wavy leaf paintbrush Perennial herb 2
Castilleja applegatei ssp. disticha Forked wavy leaf paintbrush Perennial herb  
Castilleja applegatei ssp. pallida Brewer's indian paintbrush Perennial herb  
Castilleja applegatei ssp. pinetorum Pine wavy leaf paintbrush Perennial herb  
Castilleja arachnoidea Cobwebby paintbrush Perennial herb  
Castilleja inflata Indian paintbrush Perennial herb  
Castilleja lemmonii Lemmon's paintbrush Perennial herb  
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 nana Dwarf alpine paintbrush Perennial herb  
Castilleja parviflora Mountain paintbrush Perennial herb  
Castilleja parviflora var. parviflora Smallflower indian paintbrush Perennial herb  
Castilleja peirsonii Peirson's paintbrush Perennial herb  
Castilleja pilosa Pilose paintbrush Perennial herb  
Castilleja pruinosa Frosted paintbrush Perennial herb (hemiparasitic)  
Castilleja subinclusa Franciscan paint brush Perennial herb 1
Cephalanthera austiniae Phantom orchid Perennial herb  
Ceratophyllum demersum Hornwort Perennial herb 1
Chaenactis alpigena Southern sierra chaenactis Perennial herb  
Chaenactis nevadensis Sierra chaenactis Perennial herb  
Chamaesaracha nana Dwarf chamaesaracha Perennial herb  
Chamerion angustifolium Fireweed Perennial herb 14
Chamerion angustifolium ssp. circumvagum Fireweed Perennial herb 2
Chimaphila menziesii Little prince's pine Perennial herb  
Chimaphila umbellata Blake's prince's pine Perennial herb  
Chlorogalum pomeridianum Amole Perennial herb 18
Chlorogalum pomeridianum var. pomeridianum Common soaproot Perennial herb 2
Cicuta douglasii Western water hemlock Perennial herb 1
Cinna latifolia Drooping wood reed Perennial grass  
Circaea alpina Small enchanter's nightshade Perennial herb  
Circaea alpina ssp. pacifica Pacific enchanter's nightshade Perennial herb  
Cirsium andersonii Anderson's thistle Perennial herb  
Cirsium congdonii Congdon's thistle Perennial herb  
Cirsium douglasii Swamp thistle Perennial herb 1
Cirsium douglasii var. breweri Brewer's swamp thistle Perennial herb  
Cirsium inamoenum Greene's thistle Perennial herb  
Cirsium occidentale Western thistle Perennial herb 9
Cirsium occidentale var. californicum California thistle Perennial herb  
Cirsium occidentale var. candidissimum Snowy thistle Perennial herb  
Cirsium occidentale var. venustum Venus thistle Perennial herb  
Cirsium scariosum Elk thistle Perennial herb  
Cirsium scariosum var. americanum Dinnerplate thistle Perennial herb  
Cirsium scariosum var. congdonii Elk thistle Perennial herb  
Claytonia lanceolata Western spring beauty Perennial herb  
Claytonia megarhiza Fell fields claytonia Perennial herb  
Clematis lasiantha Pipestem Perennial herb, Vine 26
Clematis ligusticifolia Creek clematis Perennial herb, Vine 32
Comarum palustre Marsh cinquefoil Perennial herb 5
Corallorhiza maculata Summer coral root Perennial herb  
Corallorhiza striata Striped coral root Perennial herb  
Corallorhiza trifida Northern coral root Perennial herb (rhizomatous)  
Crepis acuminata Tall hawksbeard Perennial herb  
Crepis intermedia Intermediate hawksbeard Perennial herb  
Crepis modocensis Modoc hawksbeard Perennial herb  
Crepis modocensis ssp. subacaulis Modoc hawksbeard Perennial herb  
Crepis occidentalis Western hawk's beard Perennial herb  
Crepis occidentalis ssp. conjuncta Largeflower hawksbeard Perennial herb  
Crepis occidentalis ssp. pumila Largeflower hawksbeard Perennial herb  
Crepis pleurocarpa Naked stemmed hawksbeard Perennial herb  
Cryptantha humilis Low oreocarya Perennial herb  
Cusickiella douglasii Alkali draba Perennial herb  
Cymopterus terebinthinus Turpentine cymopterus Perennial herb  
Cymopterus terebinthinus var. californicus Turpentine cymopterus Perennial herb  
Cynoglossum grande Houndstongue Perennial herb 5
Cynoglossum occidentale Hound's tongue Perennial herb  
Cyperus eragrostis Tall cyperus Perennial grass 13
Cyperus esculentus Nut grass Perennial grass  
Cyperus niger Brown cyperus Perennial grass  
Cyperus strigosus Straw colored cyperus Perennial grass 1
Cypripedium californicum California lady's slipper Perennial herb (rhizomatous)  
Cypripedium fasciculatum Clustered lady's slipper Perennial herb (rhizomatous)  
Danthonia californica California oatgrass Perennial grass 21
Danthonia californica var. americana American oatgrass Perennial grass 21
Danthonia intermedia Timber oatgrass Perennial grass 2
Danthonia unispicata One spiked oatgrass Perennial grass  
Darlingtonia californica California pitcherplant Perennial herb (carnivorous) 2
Darmera peltata Umbrella plant Perennial herb 14
Delphinium andersonii Anderson larkspur Perennial herb 4
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. hansenii Hansen's larkspur Perennial herb  
Delphinium nuttallianum Nuttall's larkspur Perennial herb 2
Delphinium parishii Parish's larkspur Perennial herb  
Delphinium patens Spreading larkspur Perennial herb  
Delphinium variegatum Royal larkspur Perennial herb 1
Deschampsia cespitosa Tufted hair grass Perennial grass 48
Deschampsia cespitosa ssp. cespitosa Tufted hairgrass Perennial grass 23
Deschampsia elongata Hairgrass Perennial grass 17
Descurainia californica Sierra tansy mustard Perennial herb  
Descurainia incana Mountain tansy mustard Perennial herb  
Dicentra formosa Pacific bleedinghearts Perennial herb 24
Dicentra formosa ssp. formosa Bleeding heart Perennial herb 2
Dicentra uniflora Steers head Perennial herb  
Dichelostemma capitatum Blue dicks Perennial herb 15
Dichelostemma capitatum ssp. capitatum Wild hyacinth Perennial herb 2
Dichelostemma multiflorum Many flowered brodiaea Perennial herb 6
Dichelostemma volubile Twining brodiaea Perennial herb 9
Dieteria canescens Hoary aster Perennial herb 1
Dieteria canescens var. shastensis Shasta aster Perennial herb  
Dipterostemon capitatus Blue dicks Perennial herb 15
Dipterostemon capitatus ssp. capitatus Perennial herb 2
Disporum hookeri Fairy bells Perennial herb 11
Distichlis spicata Salt grass Perennial grass 25
Dodecatheon alpinum Alpine shooting star Perennial herb 1
Dodecatheon clevelandii Padre's shooting star Perennial herb 8
Dodecatheon hendersonii Shooting star Perennial herb 11
Dodecatheon jeffreyi Jeffrey's shooting star Perennial herb 3
Dodecatheon pulchellum Dark throated shooting star Perennial herb 6
Doellingeria breweri Perennial herb  
Draba densifolia Dense leaved draba Perennial herb  
Draperia systyla Violet draperia Perennial herb  
Drosera anglica Long leaved sundew Perennial herb (carnivorous)  
Drosera rotundifolia Round leaved sundew Perennial herb 1
Drymocallis glandulosa Sticky cinquefoil Perennial herb 11
Drymocallis glandulosa var. glandulosa Sticky cinquefoil Perennial herb  
Drymocallis glandulosa var. reflexa Sticky cinquefoil Perennial herb  
Drymocallis hansenii Yosemite woodbeauty Perennial herb  
Drymocallis lactea Perennial herb 1
Drymocallis lactea var. austiniae Austin's woodbeauty Perennial herb  
Drymocallis lactea var. lactea Sierran woodbeauty Perennial herb  
Dudleya cymosa Rock lettuce Perennial herb 19
Dudleya cymosa ssp. cymosa Canyon dudleya Perennial herb 3
Dulichium arundinaceum Three way sedge Perennial grass 1
Dulichium arundinaceum var. arundinaceum Three-way sedge Perennial grass  
Echinodorus berteroi Burhead Perennial herb (aquatic)  
Eleocharis acicularis Needle spikerush Perennial grass 2
Eleocharis acicularis var. acicularis Needle spike rush Perennial grass  
Eleocharis acicularis var. bella Beautiful spikerush Perennial grass  
Eleocharis acicularis var. gracilescens Needle spike rush Perennial grass  
Eleocharis bella Beautiful spikerush Perennial grass  
Eleocharis bolanderi Bolander's 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 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 suksdorfiana Suksdorf's spikerush Perennial grass  
Elodea canadensis Common water weed Perennial herb  
Elodea nuttallii Western waterweed Perennial herb  
Elymus Xhansenii Perennial grass  
Elymus cinereus Great basin wild rye Perennial grass 8
Elymus elymoides Squirrel tail grass Perennial grass 14
Elymus elymoides ssp. californicus California squirreltail Perennial grass  
Elymus elymoides ssp. elymoides Squirreltail 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 lanceolatus Thickspike wheatgrass Perennial grass 3
Elymus lanceolatus ssp. lanceolatus Northern wheatgrass Perennial grass 4
Elymus multisetus Big squirreltail grass Perennial grass 12
Elymus sierrae Sierra wildrye Perennial grass  
Elymus smithii Western wheat grass Perennial grass 6
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 anagallidifolium Alpine willowherb 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. 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 glaberrimum Smooth willowherb Perennial herb  
Epilobium glaberrimum ssp. glaberrimum Smooth willowherb Perennial herb  
Epilobium halleanum Hairy willowherb Perennial herb  
Epilobium hallianum Hall's willowherb Perennial herb  
Epilobium hornemannii Hornemann's willowherb Perennial herb  
Epilobium hornemannii ssp. hornemannii Hornemann's willow herb Perennial herb  
Epilobium howellii Subalpine fireweed Perennial herb  
Epilobium lactiflorum White flowered willowherb Perennial herb  
Epilobium obcordatum Heart willowweed Perennial herb  
Epilobium oreganum Oregon fireweed Perennial herb  
Epilobium oregonense Slimstem willowweed Perennial herb  
Epilobium saximontanum Glandular willowherb Perennial herb  
Epipactis gigantea Stream orchid Perennial herb 16
Eremogone aculeata Prickly sandwort Perennial herb  
Eremogone congesta Capitate sandwort Perennial herb  
Eremogone congesta var. congesta Capitate sandwort Perennial herb  
Eremogone congesta var. simulans Capitate sandwort Perennial herb  
Eremogone congesta var. subcongesta Capitate sandwort Perennial herb  
Eremogone congesta var. suffrutescens Suffrutescent sandwort Perennial herb  
Eremogone kingii King's sandwort Perennial herb 1
Eremogone kingii var. glabrescens King's smooth sandwort Perennial herb  
Erigeron barbellulatus Shining daisy Perennial herb 1
Erigeron bloomeri Scabland fleabane Perennial herb  
Erigeron bloomeri var. bloomeri Scabland fleabane Perennial herb  
Erigeron compositus Cut leaved daisy Perennial herb 4
Erigeron coulteri Coulter's daisy Perennial herb  
Erigeron eatonii Eaton's daisy Perennial herb  
Erigeron eatonii var. nevadincola Nevada daisy Perennial herb  
Erigeron eatonii var. sonnei Sonne's daisy Perennial herb  
Erigeron foliosus Leafy daisy Perennial herb  
Erigeron foliosus var. hartwegii Hartweg's fleabane Perennial herb  
Erigeron glacialis Wandering fleabane Perennial herb 3
Erigeron glacialis var. glacialis Wandering fleabane Perennial herb  
Erigeron inornatus Rayless fleabane Perennial herb  
Erigeron inornatus var. inornatus Fleabane Perennial herb  
Erigeron lobatus Lobed fleabane Perennial herb 4
Erigeron miser Starved daisy Perennial herb  
Erigeron nevadincola Nevada daisy Perennial herb  
Erigeron peregrinus Wandering fleabane Perennial herb 3
Erigeron peregrinus var. callianthemus Wandering fleabane Perennial herb  
Erigeron petrophilus Cliff fleabane Perennial herb  
Erigeron petrophilus var. sierrensis Northern sierra daisy Perennial herb (rhizomatous)  
Erigeron philadelphicus Philadelphia fleabane Perennial herb  
Erigeron philadelphicus var. philadelphicus Philadelphia fleabane Perennial herb  
Erigeron reductus Fleabane Perennial herb  
Erigeron reductus var. reductus California rayless daisy Perennial herb  
Erigeron tener Slender fleabane Perennial herb  
Eriodictyon lobbii Matted yerba santa Perennial herb 1
Eriogonum compositum Arrowleaf buckwheat Perennial herb 3
Eriogonum compositum var. compositum Arrow leaf buckwheat Perennial herb  
Eriogonum douglasii Douglas' buckwheat Perennial herb 1
Eriogonum douglasii var. douglasii Douglas' buckwheat Perennial herb  
Eriogonum douglasii var. meridionale Douglas' buckwheat Perennial herb 1
Eriogonum elatum Tall buckwheat Perennial herb  
Eriogonum elatum var. elatum Tall buckwheat Perennial herb  
Eriogonum elatum var. villosum Long hairy tall buckwheat Perennial herb  
Eriogonum incanum Frosted buckwheat Perennial herb 1
Eriogonum latifolium Coast buckwheat Perennial herb 21
Eriogonum lobbii Lobb's buckwheat Perennial herb  
Eriogonum lobbii var. lobbii Lobb's buckwheat Perennial herb  
Eriogonum microtheca Slender buckwheat Perennial herb  
Eriogonum oblongifolium Coast buckwheat Perennial herb 21
Eriogonum ovalifolium Oval leaved eriogonum Perennial herb 4
Eriogonum ovalifolium var. nivale Cushion buckwheat Perennial herb 1
Eriogonum prattenianum Pratten's buckwheat Perennial herb  
Eriogonum prattenianum var. prattenianum Pratten's buckwheat Perennial herb  
Eriogonum strictum Blue mountain buckwheat Perennial herb 1
Eriogonum strictum var. proliferum Blue mountain buckwheat Perennial herb 1
Eriogonum umbellatum Sulphur buckwheat Perennial herb 26
Eriogonum umbellatum var. covillei Coville's sulphur buckwheat Perennial herb  
Eriogonum umbellatum var. dumosum Many flowered sulfur flower Perennial herb 3
Eriogonum umbellatum var. furcosum Desert sulfur buckwheat Perennial herb  
Eriogonum umbellatum var. modocense Sulphur flower buckwheat Perennial herb 2
Eriogonum umbellatum var. nevadense Sierra sulfur flower Perennial herb 2
Eriogonum umbellatum var. polyanthum Many flowered sulfur flower Perennial herb 6
Eriogonum umbellatum var. subaridum Desert sulfur buckwheat Perennial herb  
Eriogonum umbellatum var. torreyanum Donner pass buckwheat Perennial herb  
Eriogonum ursinum Bear buckwheat Perennial herb 4
Eriogonum ursinum var. ursinum Bear buckwheat Perennial herb  
Eriogonum wrightii Wright's buckwheat Perennial herb, Shrub 6
Eriogonum wrightii var. subscaposum Wright's buckwheat Perennial herb, Shrub 3
Eriogonum wrightii var. trachygonum Wright s buckwheat Perennial herb, Shrub  
Eriophorum criniger Cotton grass Perennial grass  
Eriophorum crinigerum Fringed cottongrass Perennial grass  
Eriophorum gracile Slender cotton grass Perennial grass  
Eriophyllum lanatum Wooly sunflower Perennial herb 27
Eriophyllum lanatum var. achillaeoides Yarrow leaved woolly sunflower Perennial herb 2
Eriophyllum lanatum var. achilleoides Yarrow leaved woolly sunflower Perennial herb 2
Eriophyllum lanatum var. croceum Sierra woolly sunflower Perennial herb  
Eriophyllum lanatum var. grandiflorum Large flowered woolly sunflower Perennial herb 1
Eriophyllum lanatum var. integrifolium Oregon sunshine Perennial herb  
Eryngium alismifolium Coyote thistle Perennial herb  
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 capitatum var. perenne Sanddune wallflower Perennial herb  
Erysimum perenne Sanddune wallflower Perennial herb  
Erythranthe cardinalis Cardinal monkey flower Perennial herb 41
Erythranthe lewisii Lewis' monkey flower Perennial herb 12
Erythranthe moschata Musk monkeyflower Perennial herb 1
Erythranthe nasuta Perennial herb  
Erythranthe primuloides Primrose monkeyflower Perennial herb  
Erythranthe tilingii Larger mountain monkeyflower Perennial herb 3
Erythronium multiscapideum Sierra fawn lily Perennial herb (bulb) 4
Erythronium multiscapoideum Sierra fawn lily Perennial herb (bulb) 4
Erythronium purpurascens Purple fawn lily Perennial herb (bulb) 2
Eucephalus breweri Brewer's aster Perennial herb  
Eurybia integrifolia Thickstem aster Perennial herb  
Eurybia merita Subalpine aster Perennial herb  
Eurybia radulina Roughleaf aster Perennial herb 3
Euthamia occidentalis Western goldenrod Perennial herb 15
Festuca californica ssp. californica Perennial grass 6
Festuca elmeri Coast fescue Perennial grass  
Festuca idahoensis Blue fescue Perennial grass 53
Festuca kingii Spike fescue Perennial grass  
Festuca occidentalis Western fescue Perennial grass 8
Festuca roemeri var. klamathensis Idaho fescue Perennial grass 48
Festuca rubra Red fescue Perennial grass 39
Festuca subulata Bearded fescue Perennial grass  
Festuca subuliflora Coast range fescue Perennial grass  
Festuca viridula Mountain bunch fescue Perennial grass  
Fragaria crinita Beach strawberry Perennial herb 34
Fragaria vesca Wild strawberry Perennial herb 35
Fragaria virginiana Mountain strawberry Perennial herb 12
Frasera albicaulis Whitestem frasera Perennial herb  
Frasera albicaulis var. nitida Whitestem frasera Perennial herb  
Fritillaria affinis Checker lily Perennial herb (bulb) 7
Fritillaria affinis var. affinis Checker lily Perennial herb (bulb) 4
Fritillaria atropurpurea Spotted mountain bells Perennial herb 2
Fritillaria eastwoodiae Butte county fritillary Perennial herb (bulb) 1
Fritillaria lanceolata var. tristulis Marin checker lily Perennial herb 4
Fritillaria micrantha Brown bells Perennial herb  
Fritillaria pudica Yellow fritillary Perennial herb 4
Fritillaria recurva Scarlet fritillary Perennial herb 1
Galium ambiguum Yolla bolly bedstraw Perennial herb  
Galium ambiguum ssp. ambiguum Yolla bolly bedstraw Perennial herb  
Galium ambiguum var. ambiguum Yolla bolly bedstraw Perennial herb  
Galium andrewsii Phlox leaved bedstraw Perennial herb  
Galium andrewsii ssp. intermedium Phlox leaved bedstraw Perennial herb  
Galium bolanderi Bolander's bedstraw Perennial herb  
Galium grayanum Gray's bedstraw Perennial herb  
Galium grayanum var. grayanum Gray's bedstraw Perennial herb  
Galium hypotrichium Alpine bedstraw Perennial herb  
Galium hypotrichium ssp. hypotrichium Alpine bedstraw Perennial herb  
Galium multiflorum Many flowered bedstraw Perennial herb  
Galium munzii Munz's bedstraw Perennial herb  
Galium nuttallii Climbing bedstraw Perennial herb  
Galium sparsiflorum Sequoia bedstraw Perennial herb  
Galium trifidum Three petaled bedstraw Perennial herb  
Galium trifidum ssp. columbianum Threepetal bedstraw Perennial herb  
Galium trifidum ssp. subbiflorum Threepetal bedstraw Perennial herb  
Galium trifidum var. pacificum Bedstraw Perennial herb  
Galium trifidum var. pusillum Small bedstraw Perennial herb  
Gamochaeta ustulata Featherweed Perennial herb 1
Gentiana calycosa Rainier pleated gentian Perennial herb  
Gentiana newberryi Alpine gentian Perennial herb 2
Gentiana newberryi var. tiogana Sierra alpine gentian Perennial herb  
Geranium californicum California geranium Perennial herb 1
Geranium concinnum California mountain geranium Perennial herb 1
Geranium richardsonii Richardson's geranium Perennial herb  
Geum macrophyllum Large leaved avens Perennial herb 8
Geum macrophyllum var. perincisum Largeleaf avens Perennial herb  
Geum triflorum Old man's beard Perennial herb 7
Geum triflorum var. ciliatum Prairie-smoke Perennial herb 1
Glyceria borealis Northern mannagrass Perennial grass 1
Glyceria elata Tall mannagrass Perennial grass 8
Glyceria occidentalis Waxy mannagrass Perennial grass (aquatic) 2
Glyceria striata Fowl mannagrass Perennial grass 8
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  
Goodyera oblongifolia Rattlesnake plantain Perennial herb 4
Grindelia camporum Gumweed Perennial herb 13
Grindelia hirsutula Gumweed Perennial herb 11
Grindelia hirsutula var. davyi Davy's gumweed Perennial herb 12
Grindelia nana Idaho gumweed Perennial herb  
Hackelia californica California stickseed Perennial herb  
Hackelia floribunda Many flowered stickseed Perennial herb  
Hackelia micrantha Jessica's stickseed Perennial herb  
Hackelia nervosa Sierran stickseed Perennial herb  
Hackelia velutina Velvety stickseed Perennial herb  
Hastingsia alba White hastingsia Perennial herb 2
Hazardia whitneyi Whitney's bristleweed Perennial herb  
Helenium bigelovii Bigelow's sneezeweed Perennial herb 8
Helenium puberulum Sneezeweed Perennial herb 10
Helianthella californica California helianthella Perennial herb 5
Helianthella californica var. californica California helianthella Perennial herb  
Helianthella californica var. nevadensis California helianthella Perennial herb 1
Helianthella californica var. shastensis Shasta helianthella Perennial herb  
Helianthus californicus California sunflower Perennial herb 4
Heracleum lanatum Cow parsnip Perennial herb 20
Heracleum maximum Common cow parsnip Perennial herb 20
Hesperochiron californicus California hesperochiron Perennial herb  
Hesperochiron pumilus Dwarf hesperochiron Perennial herb  
Hesperostipa comata Needle & thread grass Perennial grass 10
Hesperostipa comata ssp. intermedia Intermediate needle & thread grass Perennial grass  
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 micrantha Alum root Perennial herb 34
Heuchera micrantha var. erubescens Crevice alumroot Perennial herb 31
Heuchera rubescens Pink alumroot Perennial herb 6
Heuchera rubescens var. alpicola Allum root Perennial herb 6
Heuchera rubescens var. glandulosa Pink alumroot Perennial herb 6
Hieracium albiflorum White flowered hawkweed Perennial herb 1
Hieracium argutum Hawkweed Perennial herb  
Hieracium gracile Alpine hawkweed Perennial herb  
Hieracium horridum Shaggy hawkweed Perennial herb  
Hieracium parryi Scouler's woollyweed Perennial herb  
Hieracium scouleri Hounds tongue hawkweed Perennial herb  
Hieracium triste Woolly hawkweed Perennial herb  
Hoita macrostachya California hemp Perennial herb 6
Hoita orbicularis Creeping leather root Perennial herb 3
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
Horkelia fusca Tawny horkelia Perennial herb  
Horkelia fusca ssp. parviflora Dusky horkelia Perennial herb  
Horkelia fusca var. parviflora Tawny horkelia Perennial herb  
Horkelia tridentata Three toothed horkelia Perennial herb  
Horkelia tridentata ssp. tridentata Three toothed horkelia Perennial herb  
Horkelia tridentata var. tridentata Three toothed horkelia Perennial herb  
Horkeliella congdonis Congdon's little horkelia Perennial herb  
Hosackia crassifolia Broad leaved lotus Perennial herb 6
Hosackia crassifolia var. crassifolia Broad leaved lotus Perennial herb 2
Hosackia crassifolius Lotus Perennial herb 1
Hosackia incana Woolly lotus Perennial herb  
Hosackia oblongifolia Narrow leaved lotus Perennial herb 2
Hosackia oblongifolia var. oblongifolia Narrow leaved lotus Perennial herb 1
Hosackia pinnata Pinnate lotus Perennial herb  
Hosackia stipularis Stipulate lotus Perennial herb  
Hydrophyllum alpestre Alpine breeches Perennial herb  
Hydrophyllum capitatum Ballhead waterleaf Perennial herb  
Hydrophyllum capitatum var. alpinum Woolen breeches Perennial herb  
Hydrophyllum occidentale Western waterleaf Perennial herb 1
Hypericum concinnum Gold wire Perennial herb  
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
Ipomopsis aggregata Scarlet gilia Perennial herb 7
Ipomopsis aggregata ssp. aggregata Scarlet gilia Perennial herb 2
Ipomopsis aggregata ssp. formosissima Western scarlet gilia Perennial herb  
Ipomopsis congesta Ball headed gilia Perennial herb  
Ipomopsis congesta ssp. montana Mountain ball headed gilia Perennial herb  
Ipomopsis congesta ssp. palmifrons Ball headed gilia Perennial herb  
Iris hartwegii Hartweg's iris Perennial herb 4
Iris hartwegii ssp. hartwegii Hartweg's iris Perennial herb 1
Iris hartwegii ssp. pinetorum Hartweg's yellow pine iris Perennial herb  
Iris macrosiphon Ground iris Perennial herb 8
Iris missouriensis Western blue flag Perennial herb 25
Isopyrum occidentale Western false rue anemone Perennial herb  
Iva axillaris Povertyweed Perennial herb  
Iva axillaris ssp. robustior Poverty weed Perennial herb  
Ivesia gordonii Alpine ivesia Perennial herb  
Ivesia gordonii var. alpicola Alpine ivesia Perennial herb  
Ivesia sericoleuca Plumas ivesia Perennial herb  
Juncus acuminatus Sharp fruited rush Perennial grass 3
Juncus articulatus Jointed rush Perennial grass 2
Juncus articulatus ssp. articulatus Jointed rush Perennial grass  
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 chlorocephalus Green headed rush Perennial grass  
Juncus confusus Colorado rush Perennial grass  
Juncus covillei Coville's rush Perennial grass  
Juncus digitatus Finger rush Perennial grass  
Juncus drummondii Drummond's rush Perennial grass  
Juncus dubius Mariposa rush Perennial grass 1
Juncus effusus Common bog rush Perennial grass 44
Juncus effusus ssp. pacificus Pacific rush Perennial grass 6
Juncus effusus var. brunneus Common bog rush Perennial grass 3
Juncus effusus var. exiguus Common bog rush Perennial grass  
Juncus effusus var. gracilis Slender common rush Perennial grass  
Juncus effusus var. pacificus Pacific bog rush Perennial grass 6
Juncus ensifolius Sword leaved rush Perennial grass 7
Juncus exiguus Klamath or weak rush Perennial grass  
Juncus hesperius Coast or bog rush Perennial grass 3
Juncus howellii Howell's rush Perennial grass  
Juncus laccatus Shiny rush Perennial grass  
Juncus longistylis Long styled rush Perennial grass 1
Juncus macrandrus Long anthered rush Perennial grass  
Juncus marginatus Grassleaf rush Perennial grass (rhizomatous)  
Juncus mertensianus Merten's rush Perennial grass 1
Juncus mexicanus Mexican rush Perennial grass 10
Juncus nevadensis Sierra rush Perennial grass 1
Juncus nevadensis var. nevadensis Nevada or sierran rush Perennial grass  
Juncus occidentalis Slender juncus Perennial grass 4
Juncus orthophyllus Straight leaved rush Perennial grass 1
Juncus oxymeris Pointed rush Perennial grass 1
Juncus parryi Parry's rush Perennial grass  
Juncus patens Rush Perennial grass 47
Juncus saximontanus Rocky mountain rush Perennial grass  
Juncus tenuis Slender rush Perennial grass 9
Juncus xiphioides Iris leaved rush Perennial grass 16
Kelloggia galioides Kelloggia Perennial herb  
Koeleria macrantha June grass Perennial grass 29
Kopsiopsis strobilacea California ground-cone Perennial herb (parasitic)  
Kumlienia hystricula Waterfall false buttercup Perennial herb  
Kyhosia bolanderi Bolander's madia Perennial herb  
Lathyrus brownii Brown's brush pea Perennial herb  
Lathyrus jepsonii Tule pea Perennial herb 1
Lathyrus jepsonii var. californicus California tule pea Perennial herb 1
Lathyrus lanszwertii Nevada pea Perennial herb  
Lathyrus nevadensis Sierra pea Perennial herb  
Lathyrus nevadensis ssp. lanceolatus Sierra pea Perennial herb  
Lathyrus nevadensis ssp. nevadensis Sierra pea Perennial herb  
Lathyrus nevadensis var. nevadensis Sierra nevada pea Perennial herb  
Lathyrus sulphureus Sulpher pea Perennial herb  
Lathyrus sulphureus var. argillaceus Dubious pea Perennial herb  
Lathyrus sulphureus var. sulphureus Brewer's pea Perennial herb  
Leersia oryzoides Rice cutgrass Perennial grass 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  
Lewisia cantelovii Cantelow's lewisia Perennial herb  
Lewisia kelloggii Kellogg's lewisia Perennial herb  
Lewisia kelloggii ssp. hutchisonii Sierra valley lewisia Perennial herb  
Lewisia longipetala Long petaled lewisia Perennial herb 5
Lewisia nevadensis Sierra lewisia Perennial herb 2
Lewisia pygmaea Pigmy bitter root Perennial herb 3
Lewisia triphylla Three leaved lewisia Perennial herb  
Leymus cinereus Giant wild rye Perennial grass 8
Leymus triticoides Alkali rye Perennial grass 30
Ligusticum californicum California lovage Perennial herb  
Ligusticum grayi Gray's lovage Perennial herb  
Lilium humboldtii Humboldt's lily Perennial herb 8
Lilium humboldtii ssp. humboldtii Humboldt's lily Perennial herb (bulb) 1
Lilium pardalinum California tiger lily Perennial herb 23
Lilium parvum Sierra tiger lily Perennial herb 4
Lilium washingtonianum Washington lily Perennial herb 6
Lilium washingtonianum ssp. washingtonianum Typical washington lily Perennial herb 1
Linnaea borealis Twinflower Perennial herb 8
Linnaea borealis ssp. americana Twinflower Perennial herb 2
Linnaea borealis var. longiflora Twin flower Perennial herb 2
Linum lewisii Lewis' flax Perennial herb 38
Linum lewisii var. alpicola Alpine lewis' flax Perennial herb 1
Linum lewisii var. lewisii Lewis' flax Perennial herb 5
Listera convallarioides Broad lipped twayblade Perennial herb  
Lithophragma bolanderi Hillstar Perennial herb  
Lithophragma campanulatum Siskiyou mountain woodland star Perennial herb  
Lithophragma glabrum Bulbed woodland star Perennial herb  
Lithophragma heterophyllum Woodland star Perennial herb 1
Lithophragma parviflorum Pink woodland star Perennial herb 1
Lithophragma tenellum Woodland star Perennial herb  
Lithospermum californicum California gromwell Perennial herb  
Lomatium dasycarpum Lace parsnip Perennial herb 4
Lomatium dasycarpum ssp. tomentosum Woolly fruited lomatium Perennial herb  
Lomatium dissectum Fern leaved lomatium Perennial herb 3
Lomatium dissectum var. multifidum Fern leaved lomatium Perennial herb 1
Lomatium fusiformis California indian potato Perennial herb  
Lomatium macrocarpum Large fruited lomatium Perennial herb 2
Lomatium marginatum Hartweg's lomatium Perennial herb  
Lomatium marginatum var. marginatum Hartweg's lomatium Perennial herb  
Lomatium multifidum Fern leaved lomatium Perennial herb 1
Lomatium nevadense Nevada lomatium Perennial herb  
Lomatium nevadense var. nevadense Nevada lomatium Perennial herb  
Lomatium nudicaule Pestle lomatium Perennial herb 3
Lomatium triternatum Lewis's lomatium Perennial herb 1
Lomatium utriculatum Hog fennel Perennial herb 2
Lotus argophyllus Silver birds foot trefoil Perennial herb 1
Lotus argophyllus var. fremontii Fremont's silver lotus 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 incanus Woolly lotus Perennial herb  
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 scoparius Deerweed Perennial herb 21
Lotus stipularis Stipulate lotus Perennial herb  
Lotus stipularis var. stipularis Stipulate lotus Perennial herb  
Ludwigia palustris Marsh purslane Perennial herb (aquatic)  
Lupinus adsurgens Drew's silky lupine Perennial herb  
Lupinus albicaulis White stemmed lupine Perennial herb 8
Lupinus andersonii Anderson's lupine Perennial herb  
Lupinus angustiflorus Narrow flowered lupine Perennial herb  
Lupinus apertus Naked 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 argenteus var. heteranthus Silvery lupine Perennial herb 3
Lupinus argenteus var. meionanthus Lake tahoe 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 grayi Gray's lupine Perennial herb 2
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 lepidus Tidy lupine Perennial herb 1
Lupinus lepidus var. confertus Clustered tidy lupine Perennial herb  
Lupinus lepidus var. lobbii Lobb's lupine Perennial herb  
Lupinus lepidus var. ramosus Branched tidy lupine Perennial herb  
Lupinus lepidus var. sellulus Stool lupine Perennial herb  
Lupinus obtusilobus Satin 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
Luzula divaricata Forked wood rush Perennial grass  
Luzula parviflora Small flowered wood rush Perennial grass 2
Luzula parviflora ssp. fastigiata Forked wood rush Perennial grass  
Luzula spicata Spiked wood rush Perennial grass  
Luzula subcongesta Donner wood rush Perennial grass  
Luzula subsessilis Pacific woodrush Perennial grass 3
Lycopus americanus Bugleweed Perennial herb 2
Lycopus uniflorus Northern bugleweed Perennial herb  
Lysimachia latifolia Pacific starflower Perennial herb 2
Machaeranthera canescens Hoary aster Perennial herb 1
Machaeranthera canescens var. shastensis Shasta aster Perennial herb  
Madia bolanderi Bolander's tarweed Perennial herb  
Maianthemum racemosum Feathery false lily of the valley Perennial herb 19
Maianthemum racemosum ssp. amplexicaule Feathery false lily of the valley Perennial herb 3
Maianthemum stellatum Starry false lily of the valley Perennial herb 17
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 watsonii Watson's wild cucumber Perennial herb, Vine  
Melica aristata Awned melic Perennial grass 1
Melica bulbosa Oniongrass Perennial grass 1
Melica californica California melic Perennial grass 25
Melica californica var. nevadensis Few flowered california melic Perennial grass  
Melica fugax Small onion grass Perennial grass  
Melica geyeri Geyer's onion grass Perennial grass  
Melica harfordii Harford's melic Perennial grass 2
Melica stricta Nodding melica Perennial grass  
Melica stricta var. stricta Rock melicgrass Perennial grass  
Melica subulata Alaska melic Perennial grass 1
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
Menyanthes trifoliata Bogbean Perennial herb 2
Mertensia ciliata Ciliate lungwort Perennial herb  
Mertensia ciliata var. stomatechoides Streamside bluebells Perennial herb  
Mertensia oblongifolia Sagebrush bluebells Perennial herb  
Mertensia oblongifolia var. oblongifolia Sagebrush bluebells Perennial herb  
Micranthes aprica Sierra saxifrage Perennial herb  
Micranthes californica Greene's saxifrage Perennial herb  
Micranthes howellii Howell's saxifrage Perennial herb  
Micranthes integrifolia Smooth leaf saxifrage Perennial herb  
Micranthes nidifica Peak saxifrage Perennial herb  
Micranthes odontoloma Brook saxifrage Perennial herb 1
Micranthes oregana Bog saxifrage Perennial herb  
Microseris nutans Nodding microceris Perennial herb  
Microseris sylvatica Sylvan scorzonella Perennial herb 1
Mimulus cardinalis Cardinal monkey flower Perennial herb 41
Mimulus lewisii Lewis' monkey flower Perennial herb 12
Mimulus moschatus Musk monkeyflower Perennial herb 1
Mimulus primuloides Primrose monkeyflower Perennial herb 3
Mimulus primuloides ssp. primuloides Primrose monkeyflower Perennial herb  
Mimulus primuloides var. pilosellus Primrose monkeyflower Perennial herb  
Mimulus primuloides var. primuloides Primrose monkeyflower Perennial herb  
Mimulus tilingii Larger mountain monkeyflower Perennial herb 3
Mitella breweri Brewer's miterwort Perennial herb  
Mitella pentandra Alpine bishop's cap Perennial herb 1
Moehringia macrophylla Large leaved sandwort Perennial herb  
Monardella antonina San antonio hills monardella Perennial herb (rhizomatous) 5
Monardella antonina ssp. antonina San antonio hills monardella Perennial herb (rhizomatous) 4
Monardella antonina ssp. benitensis San Benito monardella Perennial herb (rhizomatous) 3
Monardella glauca Grey monardella Perennial herb 1
Monardella odoratissima Mountain monardella Perennial herb 21
Monardella odoratissima ssp. glauca Mountain mint Perennial herb 1
Monardella odoratissima ssp. pallida Pale mountain monardella Perennial herb  
Monardella odoratissima ssp. parvifolia Matted mountain monardella Perennial herb  
Monardella sheltonii Shelton's coyote mint Perennial herb 1
Monardella siskiyouensis Siskiyou coyote mint Perennial herb 3
Monardella villosa Coyote mint Perennial herb 28
Monardella villosa ssp. globosa Robust monardella Perennial herb (rhizomatous) 3
Monardella villosa ssp. villosa Coyote mint Perennial herb 5
Monardella villosa var. subglabra Coyote mint Perennial herb 3
Monardella viridis Green monardella Perennial herb  
Monardella viridis ssp. viridis Green monardella Perennial herb (rhizomatous)  
Moneses uniflora Woodnymph Perennial herb  
Montia chamissoi Spring beauty Perennial herb  
Montia parvifolia Showy rock montia Perennial herb 4
Muhlenbergia andina Foxtail muhly Perennial grass  
Muhlenbergia asperifolia Scratchgrass Perennial grass 1
Muhlenbergia jonesii Jones' muhly Perennial grass  
Muhlenbergia richardsonis Richardson's muhly Perennial grass  
Muhlenbergia rigens Deergrass Perennial grass 62
Muilla maritima Common muilla Perennial herb 1
Myriophyllum sibiricum Siberian water milfoil Perennial herb (aquatic)  
Nama lobbii Lobb's nama Perennial herb 1
Narthecium californicum California bog asphodel Perennial herb  
Nassella lepida Small flowered stipa Perennial grass 25
Nassella pulchra Purple needlegrass Perennial grass 42
Nasturtium officinale Watercress Perennial herb (aquatic) 3
Nothocalais alpestris Alpine prairie dandelion Perennial herb  
Nuphar polysepala Rocky mountain pond-lily Perennial herb (aquatic) 3
Odontostomum hartwegii Hartweg's odontostomum Perennial herb 4
Oenothera caespitosa Fragrant evening primrose Perennial herb 8
Oenothera elata Evening primrose Perennial herb 16
Oenothera elata ssp. hirsutissima Evening primrose Perennial herb 3
Oenothera flava Yellow evening primrose Perennial herb  
Oenothera flava ssp. flava Dandelion evening primrose Perennial herb  
Oenothera villosa Hairy evening primrose Perennial herb  
Oenothera villosa ssp. strigosa Hairy evening primrose Perennial herb 20
Oreostemma alpigenum Tundra aster Perennial herb 3
Oreostemma alpigenum var. andersonii Tundra aster Perennial herb 1
Orobanche californica California orobanche Perennial herb (parasitic)  
Orobanche californica ssp. grayana Gray's california broom rape Perennial herb (parasitic)  
Orobanche californica ssp. jepsonii Jepson's california broom rape Perennial herb (parasitic)  
Orobanche fasciculata Clustered broomrape Perennial herb (parasitic)  
Orobanche pinorum Pinewoods broom rape Perennial herb (parasitic)  
Orobanche uniflora Naked broom rape Perennial herb (parasitic)  
Orobanche uniflora var. purpurea Naked broom rape Perennial herb (parasitic)  
Orogenia fusiformis California indian potato Perennial herb  
Orthilia secunda One sided wintergreen Perennial herb  
Osmorhiza berteroi Sweet cicely Perennial herb 3
Osmorhiza brachypoda California sweet cicely Perennial herb  
Osmorhiza chilensis Western sweet cicely Perennial herb 3
Osmorhiza occidentalis Western sweet cicely Perennial herb 2
Oxyria digyna Alpine mountain sorrel Perennial herb  
Packera cana Woolly groundsel Perennial herb  
Packera indecora Elegant groundsel Perennial herb  
Packera pauciflora Alpine groundsel Perennial herb  
Packera pseudaurea Falsegold groundsel Perennial herb  
Packera pseudaurea var. pseudaurea Falsegold groundsel Perennial herb  
Packera streptanthifolia Rocky mountain groundsel Perennial herb  
Packera streptanthifolia var. streptanthifolia Rocky mountain groundsel Perennial herb  
Packera subnuda Buek's groundsel Perennial herb  
Packera subnuda var. subnuda Cleftleaf groundsel Perennial herb  
Paeonia brownii Peony Perennial herb 1
Panicum acuminatum Western witch grass Perennial grass  
Panicum acuminatum var. fasciculatum Pacific panic grass Perennial grass  
Panicum acuminatum var. thermale Geysers panicum Perennial grass  
Parnassia californica Grass of parnassus Perennial herb  
Parnassia fimbriata Rocky mountain parnassia Perennial herb  
Parnassia palustris Marsh grass of parnassus Perennial herb  
Pascopyrum smithii Western wheat grass Perennial grass 4
Paspalum distichum Knot grass Perennial grass 2
Pectiantia breweri Brewer's miterwort Perennial herb  
Pectiantia pentandra Alpine mitrewort Perennial herb 1
Pedicularis attollens Attol lousewort Perennial herb  
Pedicularis densiflora Indian warrior Perennial herb 1
Pedicularis groenlandica Elephant head lousewort Perennial herb 2
Pedicularis groenlandica var. surrecta Elephant head lousewort Perennial herb 2
Pedicularis racemosa Leafy lousewort Perennial herb  
Pedicularis semibarbata Pine woods lousewort Perennial herb  
Penstemon azureus Blue penstemon Perennial herb 12
Penstemon azureus var. angustissimus Azure penstemon Perennial herb 4
Penstemon azureus var. azureus Azure penstemon Perennial herb 2
Penstemon deustus Rock penstemon Perennial herb 2
Penstemon deustus var. deustus Scabland penstemon Perennial herb  
Penstemon deustus var. pedicellatus Hot rock beardtongue Perennial herb  
Penstemon deustus var. suffrutescens Hot rock beardtongue Perennial herb  
Penstemon eatonii Eaton firecracker Perennial herb 28
Penstemon gracilentus Slender beardtongue Perennial herb 1
Penstemon heterodoxus Sierra penstemon Perennial herb  
Penstemon heterodoxus var. heterodoxus Sierra beardtongue Perennial herb  
Penstemon heterophyllus Foothill penstemon Perennial herb 40
Penstemon heterophyllus var. heterophyllus Foothill penstemon Perennial herb 1
Penstemon heterophyllus var. purdyi Purdy's foothill penstemon Perennial herb 1
Penstemon laetus Mountain blue penstemon Perennial herb 1
Penstemon laetus var. laetus Mountain blue penstemon Perennial herb  
Penstemon laetus var. leptosepalus Mountain blue penstemon Perennial herb  
Penstemon newberryi Mountain pride Perennial herb 15
Penstemon newberryi var. newberryi Newberry's penstemon Perennial herb 1
Penstemon palmeri Palmer's penstemon Perennial herb 21
Penstemon parvulus Short stalk penstemon Perennial herb 1
Penstemon personatus Closed throated beardtongue Perennial herb  
Penstemon procerus Small flowered penstemon Perennial herb 7
Penstemon roezlii Regel's mountain penstemon Perennial herb 1
Penstemon rydbergii Rydberg's penstemon Perennial herb 24
Penstemon rydbergii var. oreocharis Meadow beardtongue Perennial herb 1
Penstemon speciosus Showy penstemon Perennial herb 13
Perideridia bacigalupii Bacigalupi's yampah Perennial herb  
Perideridia bolanderi Bolander's yampah Perennial herb 2
Perideridia bolanderi ssp. bolanderi Bolander's yampah Perennial herb  
Perideridia bolanderi ssp. involucrata Bolander's yampah Perennial herb  
Perideridia howellii Howell's yampah Perennial herb  
Perideridia kelloggii Yampah Perennial herb 5
Perideridia lemmonii Lemmon's yampah Perennial herb  
Perideridia parishii Parish's yampah Perennial herb  
Perideridia parishii ssp. latifolia Parish's yampah Perennial herb  
Perideridia parishii ssp. parishii Parish's yampah Perennial herb  
Persicaria amphibia Water smartweed Perennial herb (aquatic) 2
Persicaria punctata Dotted smartweed Perennial herb 4
Petasites frigidus Arctic sweet coltsfoot Perennial herb 3
Petasites frigidus var. palmatus Western coltsfoot Perennial herb 10
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 heterophylla Varileaf phacelia Perennial herb 1
Phacelia heterophylla ssp. virgata Varied leaf phacelia Perennial herb  
Phacelia heterophylla var. virgata Varied leaf phacelia Perennial herb  
Phacelia hydrophylloides Water leaf phacelia Perennial herb  
Phacelia imbricata Imbricate phacelia Perennial herb 3
Phacelia imbricata ssp. imbricata Imbricate phacelia Perennial herb  
Phacelia mutabilis Changeable phacelia Perennial herb  
Phacelia procera Tall phacelia Perennial herb  
Phacelia ramosissima Branching phacelia Perennial herb 3
Phacelia ramosissima var. subglabra Branching phacelia Perennial herb 3
Phalacroseris bolanderi Bolander's mock dandelion Perennial herb  
Phalacroseris bolanderi var. bolanderi Bolander's mock dandelion Perennial herb  
Phalaris arundinacea Reed canarygrass Perennial grass 8
Phleum alpinum Timothy grass 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 speciosa Showy phlox Perennial herb  
Phlox speciosa ssp. occidentalis Western showy phlox Perennial herb  
Phoenicaulis cheiranthoides Dagger pod Perennial herb 1
Phoradendron densum Dense mistletoe Perennial herb  
Phoradendron pauciflorum Fir mistletoe Perennial herb  
Phyla nodiflora Common lippia Perennial herb 13
Piperia elegans Rein orchid Perennial herb  
Piperia elongata Dense flowered rein orchid Perennial herb  
Piperia transversa Mountain piperia Perennial herb  
Piperia unalascensis Alaska piperia Perennial herb  
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  
Pleuricospora fimbriolata Fringed pinesap Perennial herb (mycoparasitic)  
Poa ampla Western blue grass Perennial grass 15
Poa cusickii Cusick's bluegrass Perennial grass  
Poa cusickii ssp. epilis Skyline bluegrass Perennial grass  
Poa fendleriana Muttongrass Perennial grass 4
Poa fendleriana ssp. longiligula Fendler's blue grass Perennial grass  
Poa glauca Glaucous bluegrass Perennial grass  
Poa glauca ssp. rupicola Timberline blue grass Perennial grass  
Poa juncifolia Western blue grass Perennial grass 14
Poa leptocoma Marsh bluegrass Perennial grass  
Poa nevadensis Sierra blue grass Perennial grass 14
Poa pratensis ssp. agassizensis Agassiz kentucky blue grass Perennial grass  
Poa pringlei Pringle's 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 sierrae Sierra blue grass Perennial grass  
Poa wheeleri Hooker's bluegrass Perennial grass 1
Polemonium californicum California polemonium Perennial herb 2
Polemonium chartaceum Mason's sky pilot Perennial herb  
Polemonium occidentale Great polemonium Perennial herb 3
Polemonium occidentale ssp. occidentale Western polemonium Perennial herb 2
Polemonium pulcherrimum Sky pilot Perennial herb 3
Polemonium pulcherrimum var. pulcherrimum Sky pilot Perennial herb  
Polygala cornuta Sierra milkwort Perennial herb  
Polygala cornuta var. 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 bistortoides Western knotweed Perennial herb  
Polygonum davisiae Davis knotweed Perennial herb  
Polygonum newberryi Newberry's smartweed Perennial herb  
Polygonum phytolaccifolium Pokeweed knotweed Perennial herb  
Polygonum punctatum Punctate smartweed Perennial herb 4
Polygonum shastense Shasta knotweed Perennial herb  
Potamogeton berchtoldii Narrow leaved pondweed Perennial herb (aquatic)  
Potamogeton epihydrus Ribbonleaf pondweed Perennial herb (rhizomatous)  
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 gramineus Grass leaf pondweed Perennial herb (aquatic)  
Potamogeton natans Floating leaved pondweed Perennial herb (aquatic)  
Potamogeton nodosus Pondweed Perennial herb (aquatic)  
Potamogeton praelongus White stemmed pondweed Perennial herb (rhizomatous)  
Potamogeton pusillus Small pondweed Perennial herb (aquatic)  
Potamogeton pusillus var. tenuissimus Narrow leaved pondweed Perennial herb (aquatic)  
Potamogeton robbinsii Robbins's pondweed Perennial herb (rhizomatous)  
Potentilla biennis Biennial cinquefoil Perennial herb 1
Potentilla breweri Brewer's cinquefoil Perennial herb 1
Potentilla bruceae Bruce's cinquefoil Perennial herb 1
Potentilla drummondii Drummond's cinquefoil Perennial herb 2
Potentilla drummondii ssp. breweri Brewer's cinquefoil Perennial herb 1
Potentilla drummondii ssp. bruceae Bruce's cinquefoil Perennial herb 1
Potentilla drummondii ssp. drummondii Drummond's cinquefoil Perennial herb  
Potentilla flabellifolia Fan leaved cinquefoil Perennial herb  
Potentilla glandulosa Gland cinquefoil Perennial herb 12
Potentilla glandulosa ssp. ashlandica Mountain cinquefoil Perennial herb  
Potentilla glandulosa ssp. glandulosa Sticky cinquefoil Perennial herb  
Potentilla glandulosa ssp. hansenii Hansen's 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 gracilis var. flabelliformis Cupform leaf cinquefoil Perennial herb  
Potentilla gracilis var. gracilis Slender cinquefoil Perennial herb  
Potentilla millefolia Cut leaf cinquefoil Perennial herb  
Potentilla palustris Marsh cinquefoil Perennial herb 5
Primula clevelandii Padre's shooting star Perennial herb 7
Primula hendersonii Mosquito bill Perennial herb 11
Primula jeffreyi Sierra shooting star Perennial herb 3
Primula pauciflora Beautiful shootingstar Perennial herb 6
Primula suffrutescens Sierran primrose Perennial herb  
Primula tetrandra Alpine shooting star Perennial herb 2
Prosartes hookeri Drops of gold Perennial herb 11
Prosartes hookeri var. hookeri Drops of gold Perennial herb 6
Prosartes hookeri var. trachyandra Drops of gold 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 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 microcephalum Wright's cudweed Perennial herb 3
Pseudognaphalium stramineum Cottonbatting plant Perennial herb 4
Pseudognaphalium thermale Small headed cudweed Perennial herb  
Pseudostellaria jamesiana Tubered starwort Perennial herb  
Pseudostellaria sierrae Sierra starwort Perennial herb (rhizomatous)  
Pterospora andromedea Pine drops Perennial herb (parasitic)  
Puccinellia californica Sierra nevada alkali grass Perennial grass (rhizomatous)  
Pycnanthemum californicum California mint Perennial herb 4
Pyrola aphylla Leafless wintergreen Perennial herb  
Pyrola asarifolia Bog wintergreen Perennial herb  
Pyrola asarifolia ssp. asarifolia Bog wintergreen Perennial herb  
Pyrola asarifolia ssp. bracteata Bog wintergreen Perennial herb  
Pyrola dentata Toothed wintergreen Perennial herb  
Pyrola minor Lesser wintergreen Perennial herb  
Pyrola picta White veined shinleaf Perennial herb  
Pyrrocoma apargioides Alpine pyrrocoma Perennial herb 1
Raillardella argentea Silky raillardella Perennial herb  
Raillardella scaposa Green leaved raillardella Perennial herb  
Ranunculus alismifolius Common water plantain buttercup Perennial herb  
Ranunculus alismifolius var. alismellus Slender buttercup Perennial herb  
Ranunculus alismifolius var. alismifolius Water plantain buttercup Perennial herb  
Ranunculus alismifolius var. hartwegii Common water plantain buttercup Perennial herb  
Ranunculus alismifolius var. lemmonii Common water plantain buttercup Perennial herb  
Ranunculus andersonii Anderson's buttercup 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 eschscholtzii Eschscholtz's buttercup Perennial herb  
Ranunculus eschscholtzii var. oxynotus Eschscholtz's buttercup Perennial herb  
Ranunculus flammula Spearwort Perennial herb 1
Ranunculus flammula var. ovalis Greater creeping spearwort Perennial herb  
Ranunculus glaberrimus Smooth buttercup Perennial herb  
Ranunculus glaberrimus var. ellipticus Narrow leaved smooth buttercup Perennial herb  
Ranunculus hystriculus Waterfall false buttercup Perennial herb  
Ranunculus longirostris Longbeak buttercup Perennial herb (aquatic)  
Ranunculus occidentalis Western buttercup Perennial herb 6
Ranunculus occidentalis var. occidentalis Western buttercup Perennial herb  
Ranunculus occidentalis var. ultramontanus Western buttercup Perennial herb  
Ranunculus orthorhynchus Bloomer's buttercup Perennial herb  
Ranunculus orthorhynchus var. orthorhynchus Straight beaked buttercup Perennial herb  
Rhodiola integrifolia Ledge stonecrop Perennial herb 1
Rhodiola integrifolia ssp. integrifolia Ledge stonecrop Perennial herb  
Rhynchospora alba White beaked rush Perennial grass (rhizomatous)  
Rhynchospora capitellata Capitate beaked rush Perennial grass  
Rorippa nasturtium-aquaticum Water cress Perennial herb (aquatic) 3
Rorippa sinuata Spreading yellow cress Perennial herb (aquatic)  
Rudbeckia californica California cone flower Perennial herb 6
Rudbeckia californica var. californica California cone flower Perennial herb  
Rudbeckia occidentalis Western coneflower Perennial herb 10
Rumex californicus California dock Perennial herb  
Rumex paucifolius Few leaved dock Perennial herb  
Rumex salicifolius Willow leaved dock Perennial herb 6
Rumex salicifolius var. denticulatus Smooth valved willow dock Perennial herb  
Rumex salicifolius var. salicifolius Willow dock Perennial herb 6
Rumex salicifolius var. triangulivalvis Willow dock Perennial herb  
Rumex triangulivalvis Willow dock Perennial herb  
Rumex utahensis Toothed willow dock Perennial herb  
Sagina saginoides Alpine pearlwort Perennial herb  
Sagittaria cuneata Tule potato Perennial herb 1
Sagittaria latifolia Broad leaf arrowhead Perennial herb (aquatic) 11
Salvia sonomensis Sonoma sage Perennial herb 19
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)  
Saxifraga aprica Sierra saxifrage Perennial herb  
Saxifraga californica Greene's saxifrage Perennial herb  
Saxifraga fallax California saxifrage Perennial herb  
Saxifraga howellii Howell's saxifrage Perennial herb (rhizomatous)  
Saxifraga integrifolia Smooth leaf saxifrage Perennial herb  
Saxifraga mertensiana Wood saxifrage Perennial herb  
Saxifraga nidifica Peak saxifrage Perennial herb  
Saxifraga nidifica var. nidifica Peak saifrage Perennial herb  
Saxifraga odontoloma Brook saxifrage Perennial herb 1
Saxifraga oregana Bog saxifrage Perennial herb  
Schoenoplectus acutus var. occidentalis Tule Perennial grass 1
Schoenoplectus subterminalis Swaying bulrush Perennial grass (rhizomatous)  
Scirpus acutus var. occidentalis Hard stemmed tule Perennial grass 1
Scirpus congdonii Congdon's bulrush Perennial grass  
Scirpus diffusus Diffuse rush Perennial grass  
Scirpus maritimus Prairie bulrush Perennial grass 15
Scirpus microcarpus Small fruited bulrush Perennial grass 20
Scirpus subterminalis Water bulrush Perennial grass (rhizomatous)  
Scrophularia californica California bee plant Perennial herb 30
Scutellaria antirrhinoides Snapdragon skullcap Perennial herb 2
Scutellaria bolanderi Bolander's skullcap Perennial herb  
Scutellaria bolanderi ssp. bolanderi Bolander's skullcap Perennial herb  
Scutellaria californica California skullcap Perennial herb 4
Scutellaria galericulata Marsh skullcap Perennial herb (rhizomatous)  
Scutellaria siphocampyloides Gray leaved skullcap Perennial herb 5
Scutellaria tuberosa Danny's scullcap Perennial herb 1
Sedum lanceolatum Lance leaf stonecrop Perennial herb 4
Sedum obtusatum Sierra stonecrop Perennial herb 7
Sedum obtusatum ssp. boreale Small flowered sierra stonecrop Perennial herb 1
Sedum obtusatum ssp. obtusatum Sierra stonecrop Perennial herb  
Sedum roseum ssp. integrifolium Rosy stonecrop Perennial herb  
Sedum spathulifolium Pacific stonecrop Perennial herb 28
Senecio aronicoides Butterweed Perennial herb  
Senecio canus Woolly ragwort Perennial herb  
Senecio clarkianus Clark's ragwort Perennial herb  
Senecio cymbalarioides Cleft leaved groundsel Perennial herb  
Senecio hydrophiloides Sweet marsh ragwort Perennial herb  
Senecio hydrophilus Alkali marsh ragwort Perennial herb  
Senecio indecorus Rayless mountain butterweed Perennial herb  
Senecio integerrimus Mountain butterweed Perennial herb  
Senecio integerrimus var. exaltatus Columbia mountain butterweed Perennial herb  
Senecio integerrimus var. major Lambstongue groundsel Perennial herb  
Senecio pauciflorus Rayless alpine ragwort Perennial herb  
Senecio pseudaureus var. pseudaureus Streambank butterweed Perennial herb  
Senecio serra Tall ragwort Perennial herb  
Senecio serra var. serra Tall ragwort Perennial herb  
Senecio streptanthifolius Cleft leaved groundsel Perennial herb  
Senecio triangularis Groundsel Perennial herb  
Sericocarpus oregonensis Oregon whitetop aster Perennial herb  
Sericocarpus oregonensis ssp. californicus Oregon whitetop aster Perennial herb  
Sericocarpus oregonensis var. californicus Oregon whitetop aster Perennial herb  
Sericocarpus oregonensis var. oregonensis Oregon whitetop aster Perennial herb  
Sibbaldia procumbens Sibbaldia Perennial herb  
Sidalcea asprella Harsh checker mallow Perennial herb (rhizomatous)  
Sidalcea asprella ssp. asprella Harsh checkerbloom, sierra foothills checkerbloom Perennial herb  
Sidalcea asprella ssp. nana Dwarf sierran checkerbloom Perennial herb  
Sidalcea gigantea Giant checkerbloom Perennial herb  
Sidalcea glaucescens Glaucous checker mallow Perennial herb  
Sidalcea malviflora Wild hollyhock Perennial herb 21
Sidalcea malviflora ssp. asprella Harsh checker mallow Perennial herb (rhizomatous)  
Sidalcea multifida Cut leaf checker mallow Perennial herb  
Sidalcea oregana Oregon checker mallow Perennial herb 4
Sidalcea oregana ssp. oregana Oregon checker mallow Perennial herb  
Sidalcea oregana ssp. spicata Oregon checker mallow Perennial herb 1
Sidalcea reptans Sierra checker mallow Perennial herb  
Sidalcea stipularis Scadden flat checkerbloom Perennial herb (rhizomatous) 2
Silene bernardina Palmer's campion Perennial herb  
Silene bridgesii Bridges' campion Perennial herb  
Silene douglasii Douglas' campion Perennial herb 1
Silene douglasii var. douglasii Douglas's catchfly Perennial herb  
Silene invisa Short petaled campion Perennial herb  
Silene laciniata Cardinal catchfly Perennial herb 6
Silene laciniata ssp. californica California indian pink Perennial herb 2
Silene lemmonii Lemmon's catchfly Perennial herb  
Silene menziesii Menzies' campion Perennial herb  
Silene occidentalis Western campion Perennial herb 1
Silene occidentalis ssp. occidentalis Western campion Perennial herb 1
Silene sargentii Sargent's campion Perennial herb 1
Sisyrinchium bellum Blue eyed grass Perennial herb 62
Sisyrinchium elmeri Elmer's golden eyed grass Perennial herb 1
Sisyrinchium idahoense Idaho blue eyed grass Perennial herb 5
Sisyrinchium idahoense var. occidentale Idaho blue eyed grass Perennial herb  
Smilacina racemosa Western false solomon's seal Perennial herb 19
Smilacina stellata Star flowered false solomon's seal Perennial herb 17
Smilax californica Greenbriar Perennial herb, Vine  
Solanum xanti Nightshade Perennial herb, Shrub 13
Solidago altissima Canada goldenrod Perennial herb  
Solidago californica Oreja de liebre Perennial herb 27
Solidago canadensis Canada goldenrod Perennial herb 16
Solidago canadensis ssp. elongata Canada goldenrod Perennial herb 4
Solidago canadensis var. salebrosa Rough canada goldenrod Perennial herb 1
Solidago elongata West coast canada 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 angustifolium Narrow leaved bur reed Perennial herb 2
Sparganium emersum Emersed bur-reed Perennial herb 2
Sparganium emersum ssp. emersum Emersed bur reed Perennial herb 2
Sphaeromeria potentilloides Cinquefoil tansy Perennial herb  
Sphaeromeria potentilloides var. potentilloides Cinquefoil tansy Perennial herb  
Sphenosciadium capitellatum Grayswamp whiteheads Perennial herb 2
Spiranthes porrifolia Western ladies tresses Perennial herb  
Spiranthes romanzoffiana Ladies' tresses Perennial herb  
Spiranthes stellata Star Shaped Spiranthes Perennial herb  
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 bergii Berg's hedgenettle Perennial herb 1
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
Stellaria borealis Boreal starwort Perennial herb  
Stellaria borealis ssp. sitchana Boreal starwort Perennial herb  
Stellaria crispa Ruffled starwort Perennial herb  
Stellaria longipes Longstalk starwort Perennial herb  
Stellaria longipes ssp. longipes Chickweed, starwort Perennial herb  
Stellaria longipes var. longipes Long stalked starwort Perennial herb  
Stellaria obtusa Obtuse starwort Perennial herb (rhizomatous)  
Stellaria umbellata Umbellate chickweed Perennial herb  
Stenotus acaulis Stemless mock goldenweed Perennial herb  
Stephanomeria lactucina Large flowered stephanomeria Perennial herb  
Stephanomeria tenuifolia Narrow leaved wire lettuce Perennial herb  
Stipa comata Needle-and-thread Perennial grass 10
Stipa comata var. intermedia Intermediate needle & thread grass Perennial grass  
Stipa hymenoides Indian rice grass Perennial grass 15
Stipa lemmonii Lemmon's needle grass Perennial grass 2
Stipa lepida Foothill needle grass Perennial grass 24
Stipa lettermanii Letterman's needle grass Perennial grass 1
Stipa nelsonii Mountain needle grass Perennial grass  
Stipa nelsonii var. dorei Mountain needle grass Perennial grass 4
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 pulchra Purple needle grass Perennial grass 42
Stipa stillmanii Stillman's needle grass Perennial grass 1
Stipa thurberiana Thurber's needle grass Perennial grass  
Stipa webberi Webber's needle grass Perennial grass  
Streptanthus cordatus Heartleaf jewelflower Perennial herb  
Streptanthus longisiliquus Long-fruit jewel-flower Perennial herb  
Streptanthus tortuosus ssp. truei True's mountain jewelflower Perennial herb  
Swertia albicaulis Whitestem gentian Perennial herb  
Swertia albicaulis var. nitida Shining swertia Perennial herb  
Symphyotrichum ascendens Western aster Perennial herb 1
Symphyotrichum bracteolatum Eaton's aster Perennial herb 2
Symphyotrichum chilense Pacific aster Perennial herb 36
Symphyotrichum eatonii Eaton's aster Perennial herb 2
Symphyotrichum foliaceum Alpine leafybract aster Perennial herb 2
Symphyotrichum foliaceum var. apricum Alpine leafybract aster Perennial herb 1
Symphyotrichum foliaceum var. parryi Parry's aster Perennial herb 1
Symphyotrichum lanceolatum White panicle aster Perennial herb  
Symphyotrichum lanceolatum var. hesperium Western lance leaf aster Perennial herb  
Symphyotrichum spathulatum Western mountain aster Perennial herb 1
Symphyotrichum spathulatum var. spathulatum Western mountain aster Perennial herb  
Symphyotrichum spathulatum var. yosemitanum Western bog aster Perennial herb  
Symphyotrichum subulatum var. parviflorum Eastern annual saltmarsh aster Perennial herb  
Taraxia subacaulis Long leaved suncup Perennial herb  
Taraxia tanacetifolia Tansy leaf evening primrose Perennial herb  
Tauschia hartwegii Hartweg's umbrellawort Perennial herb 1
Tauschia kelloggii Kellogg's tauschia Perennial herb  
Tellima grandiflora Fringe cups Perennial herb 30
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
Thalictrum sparsiflorum Few flowered meadow rue Perennial herb  
Tiarella trifoliata Sugar scoop Perennial herb 8
Tiarella trifoliata var. unifoliata Foamflower Perennial herb 4
Tofieldia occidentalis ssp. occidentalis Western tofieldia Perennial herb  
Torreyochloa erecta Upright mannagrass Perennial grass  
Torreyochloa pallida Pale false mannagrass Perennial grass (rhizomatous)  
Torreyochloa pallida var. pauciflora Mannagrass Perennial grass (rhizomatous)  
Toxicoscordion fremontii Fremont's star lily Perennial herb 5
Toxicoscordion paniculatum Foothill deathcamas Perennial herb 2
Toxicoscordion venenosum Meadow deathcamas Perennial herb  
Toxicoscordion venenosum var. venenosum Meadow deathcamas Perennial herb  
Trautvetteria caroliniensis Carolina bugbane Perennial herb 1
Triantha occidentalis Western false asphodel Perennial herb  
Triantha occidentalis ssp. occidentalis Western false asphodel Perennial herb  
Trientalis latifolia Western star flower Perennial herb 2
Trifolium beckwithii Beckwith's clover Perennial herb  
Trifolium breweri Brewer's clover Perennial herb  
Trifolium kingii King's clover Perennial herb  
Trifolium kingii var. productum King's clover Perennial herb  
Trifolium lemmonii Lemmon's clover Perennial herb  
Trifolium longipes Long stalked clover Perennial herb  
Trifolium longipes ssp. elmeri Elmer's clover Perennial herb  
Trifolium longipes ssp. hansenii Hansen's clover Perennial herb  
Trifolium longipes var. elmeri Elmer's clover Perennial herb  
Trifolium longipes var. longipes Long stalked clover Perennial herb  
Trifolium longipes var. nevadense Mountain clover Perennial herb  
Trifolium monanthum Carpet clover Perennial herb  
Trifolium monanthum ssp. monanthum Carpet clover Perennial herb  
Trifolium monanthum ssp. parvum Small carpet clover Perennial herb  
Trifolium monanthum var. monanthum Mountain carpet clover Perennial herb  
Trifolium productum Productive clover Perennial herb  
Trifolium wormskioldii Cow clover Perennial herb 8
Trillium albidum Giant white wakerobin Perennial herb 3
Trillium angustipetalum Narrow petaled wakerobin Perennial herb 3
Trillium chloropetalum Giant wakerobin Perennial herb 7
Trisetum canescens Nodding trisetum Perennial grass  
Trisetum cernuum Nodding oatgrass Perennial grass  
Trisetum cernuum var. projectum Nodding oatgrass Perennial grass  
Trisetum projectum Perennial grass  
Trisetum spicatum Narrow oatgrass Perennial grass  
Trisetum wolfii Beardless oatgrass Perennial grass  
Triteleia bridgesii Bridges' brodiaea Perennial herb 3
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 ixioides ssp. unifolia Prettyface Perennial herb  
Triteleia laxa Ithuriel's spear Perennial herb 12
Triteleia montana Slender triplet lily Perennial herb  
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. holosericea Stinging nettle Perennial herb 5
Utricularia gibba Gibbous bladderwort Perennial herb  
Utricularia macrorhiza Common bladderwort Perennial herb  
Valeriana californica California valerian Perennial herb  
Veratrum californicum California false hellebore Perennial herb 3
Veratrum californicum var. californicum California corn lily Perennial herb  
Verbena lasiostachys Western vervain Perennial herb 16
Verbena lasiostachys var. lasiostachys Vervain Perennial herb 17
Veronica americana American brooklime Perennial herb 6
Veronica scutellata Marsh speedwell Perennial herb  
Veronica serpyllifolia Thymeleaf speedwell Perennial herb  
Veronica serpyllifolia ssp. humifusa Sprawling speedwell Perennial herb  
Veronica wormskjoldii American alpine 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 adunca Western dog violet Perennial herb 18
Viola adunca ssp. adunca Western dog violet Perennial herb 1
Viola adunca var. adunca Western bog violet Perennial herb 1
Viola adunca var. kirkii Yosemite dog violet Perennial herb 1
Viola bakeri Baker's violet Perennial herb 1
Viola beckwithii Great basin violet Perennial herb  
Viola cuneata Wedge leaf violet Perennial herb  
Viola douglasii Douglas' violet Perennial herb 2
Viola glabella Stream violet Perennial herb 10
Viola lobata Moose horn violet Perennial herb  
Viola lobata ssp. integrifolia Delta leafed forest violet Perennial herb  
Viola lobata ssp. lobata Moose horn violet Perennial herb  
Viola macloskeyi Macloskey's violet Perennial herb 1
Viola nephrophylla Leconte violet Perennial herb  
Viola pinetorum Pine violet Perennial herb 2
Viola pinetorum ssp. pinetorum Pine violet Perennial herb  
Viola praemorsa Astoria violet Perennial herb 1
Viola purpurea Goosefoot violet Perennial herb  
Viola purpurea ssp. integrifolia Smooth leaved violet Perennial herb  
Viola purpurea ssp. mesophyta Goosefoot violet Perennial herb  
Viola purpurea ssp. purpurea Goosefoot violet Perennial herb  
Viola purpurea ssp. quercetorum Goosefoot yellow violet Perennial herb  
Viola sheltonii Shelton's violet Perennial herb  
Viola sororia Common blue violet Perennial herb 2
Viola sororia ssp. affinis Northern bog violet Perennial herb  
Viola tomentosa Woolly violet Perennial herb  
Whitneya dealbata Whitneya Perennial herb  
Wolffia columbiana Columbia water meal Perennial herb  
Wyethia angustifolia Narrow leaved mule ears Perennial herb 10
Wyethia bolanderi Bolander's wyethia Perennial herb  
Wyethia helenioides Whitehead wyethia Perennial herb 2
Wyethia mollis Woolly mule's ears Perennial herb 7
Xerophyllum tenax Beargrass Perennial herb 10
Zigadenus fremontii Fremont's death camas Perennial herb 5
Zigadenus paniculatus Sand corn Perennial herb 2
Zigadenus venenosus Meadow deathcamas Perennial herb 2
Zigadenus venenosus var. venenosus Death camas Perennial herb  
  Lifeform: Fern64 plants
  Lifeform: Shrub319 plants
Acer glabrum Mountain maple Tree, Shrub 11
Acer glabrum var. diffusum Mountain maple Tree, Shrub  
Acer glabrum var. glabrum Rocky mountain maple Tree, Shrub  
Acer glabrum var. greenei Greene's mountain maple Tree, Shrub  
Acer glabrum var. torreyi Torrey's mountain maple Tree, Shrub  
Adenostoma fasciculatum Chamise Tree, Shrub 15
Alnus incana Gray alder Tree, Shrub 6
Alnus incana ssp. tenuifolia Creek alder Tree, Shrub 9
Amelanchier alnifolia Service berry Shrub 31
Amelanchier alnifolia var. pumila Dwarf service berry Shrub  
Amelanchier alnifolia var. semiintegrifolia Service berry Shrub  
Amelanchier pallida Pallid service berry Shrub 3
Amelanchier utahensis Pale leaved serviceberry Shrub 10
Amelanchier utahensis ssp. utahensis Utah service berry Shrub  
Amorpha californica False indigo Shrub 3
Amorpha californica var. californica California false indigo Shrub  
Arctostaphylos manzanita Common manzanita Shrub 26
Arctostaphylos mewukka Indian manzanita Shrub  
Arctostaphylos mewukka ssp. mewukka Indian manzanita Shrub  
Arctostaphylos mewukka ssp. truei True's manzanita Shrub  
Arctostaphylos nevadensis Pine mat manzanita Shrub 6
Arctostaphylos nevadensis ssp. nevadensis Pine-mat manzanita Shrub  
Arctostaphylos patula Green leaf manzanita Shrub 14
Arctostaphylos viscida Whiteleaf manzanita Tree, Shrub 6
Arctostaphylos viscida ssp. viscida Smooth white leaf manzanita Tree, Shrub 2
Aristolochia californica California pipevine Vine, Shrub 23
Artemisia arbuscula Black sagebrush Shrub 6
Artemisia arbuscula ssp. arbuscula Low sagebrush Shrub 1
Artemisia arbuscula ssp. longiloba Little sagebrush Shrub  
Artemisia arbuscula ssp. thermopola Warm springs low sagebrush Shrub  
Artemisia cana Silver sagebrush Shrub 5
Artemisia cana ssp. bolanderi Bolander's silver sagebrush Shrub  
Artemisia rothrockii Rothrock sagebrush Shrub  
Artemisia tridentata Common sagebrush Shrub 26
Artemisia tridentata ssp. tridentata Big sagebrush Shrub 3
Artemisia tridentata ssp. vaseyana Mountain sagebrush Shrub 8
Artemisia tridentata ssp. wyomingensis Wyoming sagebrush Shrub 4
Artemisia tripartita Threetip sagebrush Shrub  
Baccharis pilularis Coyote brush Shrub 57
Baccharis pilularis ssp. consanguinea Coyote brush Shrub 49
Baccharis salicifolia Mule fat Shrub 26
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
Calycanthus occidentalis Spicebush Shrub 41
Cassiope mertensiana Western moss heather Shrub 1
Cassiope mertensiana ssp. californica California moss heather Shrub  
Ceanothus cordulatus Snow bush Shrub 7
Ceanothus cuneatus Buck brush Shrub 24
Ceanothus cuneatus var. cuneatus Buck brush Shrub 3
Ceanothus diversifolius Pinemat Shrub 1
Ceanothus foliosus Wavy leaved ceanothus Shrub 6
Ceanothus fresnensis Fresno ceanothus Shrub 1
Ceanothus integerrimus Deer brush Shrub 15
Ceanothus integerrimus var. macrothyrsus Deerbrush Shrub 15
Ceanothus lemmonii Lemmon's ceanothus Shrub 3
Ceanothus oliganthus Hairy ceanothus Shrub 5
Ceanothus prostratus Mahala mats Shrub 10
Ceanothus prostratus var. laxus Large leaved carpet Shrub 10
Ceanothus prostratus var. occidentalis Mahala mats Shrub 10
Ceanothus prostratus var. prostratus Mahala mat Shrub  
Ceanothus tomentosus Woolly leaf ceanothus Shrub 7
Ceanothus velutinus Tobacco brush, snowbrush Tree, Shrub 11
Ceanothus velutinus var. velutinus Tobacco brush Tree, Shrub 11
Cephalanthus occidentalis Common buttonbush Shrub 14
Cephalanthus occidentalis var. californicus California buttonbush Shrub 14
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 ledifolius Desert mountainmahogany Tree, Shrub 18
Cercocarpus ledifolius var. ledifolius Curl leaf mountain mahogany Tree, Shrub  
Chamaebatia foliolosa Sierran mountain misery Shrub  
Chrysolepis sempervirens Sierra chinquapin Shrub 2
Chrysothamnus humilis Truckee rabbitbrush Shrub  
Chrysothamnus nauseosus Common rabbitbrush Shrub 25
Chrysothamnus nauseosus ssp. albicaulis Rubber rabbitbrush Shrub  
Chrysothamnus parryi Parry's rabbit brush Shrub  
Chrysothamnus parryi ssp. nevadensis Nevada parry's rabbitbrush Shrub  
Chrysothamnus viscidiflorus Green rabbitbrush Shrub 5
Chrysothamnus viscidiflorus ssp. latifolius Sticky leaved rabbitbrush Shrub  
Chrysothamnus viscidiflorus ssp. puberulus Sticky leaved rabbitbrush Shrub  
Chrysothamnus viscidiflorus ssp. viscidiflorus Sticky leaved rabbitbrush Shrub  
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
Corylus cornuta Beaked hazelnut Shrub 19
Corylus cornuta ssp. californica Beaked hazelnut Shrub 16
Corylus cornuta var. californica California hazelnut Shrub 9
Cupressus macnabiana Macnab's cypress Tree, Shrub 7
Dasiphora fruticosa Shrubby cinquefoil Shrub 13
Dendromecon rigida Bush poppy Shrub 14
Diplacus aurantiacus Sticky monkeyflower Shrub 49
Diplacus grandiflorus Sticky monkeyflower Shrub 10
Ericameria arborescens Golden fleece Shrub 3
Ericameria bloomeri Bloomer's goldenbrush Shrub  
Ericameria cuneata Rock goldenbush Shrub 2
Ericameria cuneata var. cuneata Rock goldenbush Shrub 1
Ericameria discoidea Rayless goldenbush Shrub  
Ericameria greenei Greene's goldenbush Shrub 1
Ericameria nana Dwarf goldenbush Shrub  
Ericameria nauseosa Rubber rabbitbrush Shrub 25
Ericameria nauseosa var. speciosa Rubber rabbitbrush Shrub  
Ericameria parryi Parry's rabbitbrush Shrub  
Ericameria parryi var. nevadensis Parry's rabbitbrush Shrub  
Ericameria suffruticosa Heath goldenrod Shrub  
Eriodictyon californicum Yerba santa Shrub 11
Eriogonum marifolium Marum leaved buckwheat Shrub  
Eriogonum marifolium var. marifolium Marum leaved buckwheat Shrub  
Eriogonum microthecum Slender buckwheat Shrub  
Eriogonum nudum Naked buckwheat Shrub 15
Eriogonum nudum var. deductum Naked buckwheat Shrub  
Eriogonum nudum var. nudum Nude buckwheat Shrub 1
Eriogonum nudum var. oblongifolium Oblong leaved buckwheat Shrub 1
Eriogonum tripodum Tripod buckwheat Shrub  
Eriophyllum confertiflorum Yellow yarrow Shrub 22
Frangula californica California coffeeberry Shrub 50
Frangula californica ssp. californica California coffeeberry Shrub 43
Frangula californica ssp. tomentella Hoary coffeeberry Shrub 13
Frangula purshiana Cascara sagrada Tree, Shrub 19
Frangula purshiana ssp. annonifolia Cascara sagrada Tree, Shrub  
Frangula rubra Red buckthorn Shrub 3
Frangula rubra ssp. obtusissima Obtuse buckthorn Shrub  
Frangula rubra ssp. rubra Red buckthorn Shrub 3
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 californicum ssp. decumbens Pine hill fremontia Shrub 5
Fremontodendron decumbens Pine hill flannelbush Shrub 4
Galium porrigens Climbing bedstraw Vine, Shrub  
Galium porrigens var. porrigens Graceful bedstraw Vine, Shrub  
Galium porrigens var. tenue Graceful bedstraw Vine, Shrub  
Garrya flavescens Ashy silk tassel Shrub 1
Garrya fremontii Fremont's silk tassel Shrub 5
Gaultheria ovatifolia Western wintergreen Shrub 1
Gaultheria shallon Salal Shrub 25
Hesperocyparis macnabiana Macnab cypress Tree, Shrub 7
Heteromeles arbutifolia Toyon Shrub 64
Holodiscus discolor Oceanspray Shrub 42
Holodiscus discolor var. glabrescens Rock spiraea Shrub 40
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
Ipomopsis tenuituba Narrow tube ipomopsis Shrub (stem succulent)  
Juniperus communis Common juniper Shrub 14
Juniperus communis var. depressa Common juniper Shrub 2
Juniperus communis var. jackii Common juniper Shrub 2
Juniperus communis var. saxatilis Common juniper Shrub 2
Kalmia polifolia Mountain laurel Shrub 2
Kalmia polifolia ssp. microphylla Bog laurel Shrub 2
Keckiella breviflora Gaping keckiella Shrub 4
Keckiella breviflora var. breviflora Gaping penstemon Shrub  
Keckiella breviflora var. glabrisepala Hairless gaping keckiella Shrub  
Keckiella lemmonii Lemmon's keckiella Shrub  
Ledum glandulosum Western labrador tea Shrub 1
Lepechinia calycina Pitcher sage Shrub 14
Leptodactylon pungens Prickly phlox Shrub  
Leucothoe davisiae Sierra laurel Shrub 2
Linanthus pungens Granite prickly phlox Shrub  
Lithocarpus densiflorus Tanbark oak Tree, Shrub 14
Lithocarpus densiflorus var. densiflorus Tanoak Tree, Shrub 3
Lithocarpus densiflorus var. echinoides Tanoak shrub Tree, Shrub 4
Lonicera cauriana Sweet berry honeysuckle Shrub  
Lonicera conjugialis Purpleflower honeysuckle Shrub 3
Lonicera hispidula Pink honeysuckle Vine, Shrub 33
Lonicera hispidula var. vacillans Hairy honeysuckle Vine, Shrub 33
Lonicera interrupta Chaparral honeysuckle Vine, Shrub 5
Lonicera involucrata Coast twinberry Shrub 42
Lonicera involucrata var. involucrata Twinberry Shrub 3
Lupinus albifrons Silver bush lupine Shrub 34
Lupinus albifrons var. albifrons Silver bush lupine Shrub 5
Lupinus albifrons var. collinus Silver bush lupine Shrub 8
Mimulus aurantiacus Sticky monkeyflower Shrub 55
Mimulus aurantiacus var. grandiflorus Sticky monkeyflower Shrub 2
Mimulus bifidus Sticky monkeyflower Shrub 10
Mimulus puniceus Red bush monkeyflower Shrub 52
Monardella follettii Follett's monardella Shrub 1
Myrica hartwegii Mountain wax myrtle Shrub 1
Notholithocarpus densiflorus Tanoak Tree, Shrub 12
Notholithocarpus densiflorus var. densiflorus Tanoak Tree, Shrub 3
Notholithocarpus densiflorus var. echinoides Tanoak shrub Tree, Shrub 4
Oemleria cerasiformis Oso berry Shrub 18
Paxistima myrsinites Oregon boxwood Shrub 5
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. tomentosum Pacific mistletoe Shrub (parasitic)  
Phoradendron villosum Hairy mistletoe Shrub (parasitic)  
Phyllodoce breweri Brewer's mountain heather Shrub  
Physocarpus capitatus Ninebark Shrub 40
Pickeringia montana Chaparral pea Shrub 3
Pickeringia montana var. montana Chaparral pea Shrub  
Potentilla fruticosa Shrubby cinquefoil Shrub 13
Prunus andersonii Desert peach Tree, Shrub 7
Prunus emarginata Bitter cherry Tree, Shrub 15
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
Ptelea crenulata Hop tree Tree, Shrub 4
Purshia tridentata Antelope bush Shrub 18
Purshia tridentata var. glandulosa Antelope brush Shrub 3
Purshia tridentata var. tridentata Antelope bitterbrush Shrub 18
Quercus durata Leather oak Shrub 9
Quercus durata var. durata Leather oak Shrub 2
Quercus vacciniifolia Huckleberry oak Shrub 5
Quercus wislizeni Interior live oak Tree, Shrub 22
Quercus wislizeni var. wislizeni Interior live oak Tree, Shrub 3
Rhamnus alnifolia Alder leaved coffeeberry Shrub 1
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 purshiana Cascara sagrada Tree, Shrub 17
Rhamnus purshiana var. annonifolia Cascara sagrada Tree, Shrub  
Rhamnus rubra Sierra coffeeberry Shrub 3
Rhamnus rubra ssp. rubra Sierra coffeeberry Shrub  
Rhamnus tomentella Hoary coffeeberry Shrub 10
Rhamnus tomentella ssp. tomentella Chaparral coffee berry Shrub 6
Rhododendron columbianum Western labrador tea Shrub 1
Rhododendron occidentale Western azalea Tree, Shrub 22
Rhus aromatica Fragrant sumac Shrub 32
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 cereum Wax currant Shrub 16
Ribes cereum var. cereum Wax currant Shrub 2
Ribes inerme White stemmed gooseberry Shrub 2
Ribes inerme var. inerme White stemmed gooseberry Shrub  
Ribes lacustre Swamp currant Shrub 6
Ribes lasianthum Alpine gooseberry Shrub  
Ribes montigenum Mountain gooseberry Shrub 2
Ribes nevadense Mountain pink currant Shrub 11
Ribes roezlii Sierra gooseberry Shrub 10
Ribes roezlii var. roezlii Sierra gooseberry Shrub 3
Ribes speciosum Fuchsia flowered gooseberry Shrub 29
Ribes velutinum Desert gooseberry Shrub  
Ribes viscosissimum Sticky currant Shrub  
Ribes viscosissimum var. hallii Hall's sticky currant Shrub  
Rosa bridgesii Wood rose Shrub 1
Rosa californica California wild rose Shrub 52
Rosa gymnocarpa Wood rose Shrub 21
Rosa pinetorum Pine rose Shrub 1
Rosa pisocarpa Cluster rose Shrub 10
Rosa pisocarpa ssp. ahartii Ahart rose Shrub  
Rosa woodsii Woods' rose Shrub 28
Rosa woodsii ssp. ultramontana Interior rose Shrub 4
Rosa woodsii var. gratissima Tehachapi rose Shrub 2
Rosa woodsii var. ultramontana Wild rose Shrub 4
Rosa yainacensis Cascade rose Shrub 1
Rubus glaucifolius Wax leaf raspberry Shrub  
Rubus leucodermis White bark raspberry Shrub 8
Rubus parviflorus Thimbleberry Vine, Shrub 38
Rubus ursinus California blackberry Vine, Shrub 38
Salix arctica Arctic willow Shrub 2
Salix eastwoodiae Mountain willow Shrub 1
Salix exigua Narrowleaf willow Tree, Shrub 26
Salix geyeriana Geyer's willow Shrub 2
Salix hindsiana Sandbar willow Tree, Shrub 25
Salix jepsonii Jepson's willow Shrub  
Salix lasiandra var. caudata Shining willow Shrub  
Salix lasiolepis Arroyo willow Tree, Shrub 23
Salix lemmonii Lemmon's willow Shrub 2
Salix ligulifolia Strapleaf willow Shrub  
Salix lucida Shining willow Tree, Shrub 19
Salix lucida ssp. caudata Shining willow Shrub  
Salix lutea Yellow willow Shrub 1
Salix melanopsis Dusky willow Tree, Shrub 4
Salix orestera Sierra willow Shrub  
Salix petrophila Alpine willow Tree, Shrub 2
Salix scouleriana Scouler willow Tree, Shrub 17
Sambucus melanocarpa Black elderberry Shrub 3
Sambucus mexicana Elderberry Tree, Shrub 40
Sambucus nigra Black elderberry Shrub 13
Sambucus nigra ssp. caerulea Blue elderberry Shrub 60
Sambucus racemosa Red elderberry Shrub 30
Sambucus racemosa var. melanocarpa Rocky mountain elder Shrub 3
Sambucus racemosa var. microbotrys Red elderberry Shrub 3
Sambucus racemosa var. racemosa Red elderberry Shrub 5
Solanum umbelliferum Blue witch Shrub 10
Sorbus californica California mountain ash Shrub 1
Sorbus scopulina Mountain ash Shrub 7
Sorbus scopulina var. scopulina Mountain ash Shrub  
Spiraea densiflora Dense flowered spiraea Shrub 17
Spiraea densiflora ssp. splendens Mountain spirea Shrub 5
Spiraea douglasii Douglas spiraea Shrub 26
Spiraea splendens Rose meadowsweet Shrub 17
Styrax redivivus California snowdrop bush Shrub 10
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. rotundifolius Snowberry Shrub  
Tetradymia canescens Gray horsebrush Shrub 1
Toxicodendron diversilobum Poison oak Vine, Shrub 7
Vaccinium cespitosum Dwarf bilberry Shrub 2
Vaccinium deliciosum Cascade bilberry Shrub (stem succulent)  
Vaccinium membranaceum Thin leaf huckleberry Shrub 5
Vaccinium parvifolium Red huckleberry Shrub 11
Vaccinium shastense Shrub  
Vaccinium shastense ssp. nevadense Shrub  
Vaccinium uliginosum Blueberry Shrub 2
Vaccinium uliginosum ssp. occidentale Western blueberry Shrub 2
Viburnum edule Squashberry Shrub 4
Viburnum ellipticum Common viburnum Shrub 5
Vitis californica California wild grape Vine, Shrub 39
  Lifeform: Tree62 plants
Abies concolor White fir Tree 22
Abies magnifica Magnificant silver fir Tree 3
Abies magnifica var. magnifica California red fir Tree  
Acer macrophyllum Bigleaf maple Tree 52
Acer negundo Boxelder Tree 30
Acer negundo var. californicum California box elder Tree 30
Aesculus californica Buckeye Tree 46
Alnus rhombifolia White alder Tree 38
Arbutus menziesii Madrono Tree 36
Calocedrus decurrens Incense cedar Tree 40
Chamaecyparis lawsoniana Port orford cedar Tree 14
Cornus sessilis Western cornelian cherry Tree 6
Cupressus lawsoniana Port orford cedar Tree 14
Fraxinus latifolia Oregon ash Tree 29
Juglans 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  
Juniperus occidentalis var. occidentalis Western juniper Tree 2
Pinus albicaulis Whitebark pine Tree 1
Pinus attenuata Knobcone pine Tree 6
Pinus contorta Lodgepole pine Tree 30
Pinus contorta ssp. murrayana Lodgepole pine Tree 4
Pinus jeffreyi Jeffrey pine Tree 17
Pinus lambertiana Sugar pine Tree 13
Pinus monophylla Single leaf pinyon Tree 10
Pinus monticola Western white pine Tree 10
Pinus ponderosa Yellow pine Tree 29
Pinus ponderosa var. ponderosa North plateau ponderosa pine Tree 2
Pinus ponderosa var. washoensis Washoe pine Tree  
Pinus sabiniana Gray pine Tree 28
Pinus washoensis Washoe pine Tree  
Platanus racemosa California sycamore Tree 36
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
Pseudotsuga menziesii Douglas fir Tree 31
Pseudotsuga menziesii var. menziesii Douglas fir Tree 4
Quercus Xmorehus Oracle oak Tree 1
Quercus berberidifolia Inland scrub oak Tree 13
Quercus chrysolepis Gold cup live oak Tree 24
Quercus chrysolepis var. nana Canyon live oak Tree 25
Quercus douglasii Blue oak Tree 26
Quercus garryana Oregon oak Tree 24
Quercus garryana var. breweri Oregon oak Tree 2
Quercus garryana var. semota Oregon white oak Tree  
Quercus kelloggii California black oak Tree 24
Quercus lobata Valley oak Tree 40
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
Sequoiadendron giganteum Redwood Tree 19
Taxus brevifolia California yew Tree 11
Torreya californica California nutmeg Tree 9
Tsuga mertensiana Patton spruce Tree 13
Umbellularia californica California bay Tree 40
 
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive.
NB: found in Nevada 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.