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Criteria:   found in San Joaquin County  •   is native  •  group by lifeform
1137  records include photos for these plants # number of sources
Scientific Name Common Name Lifeform #
  Lifeform: Annual583 plants
Acanthomintha lanceolata Santa Clara thorn mint Annual herb  
Achyrachaena mollis Blow wives Annual herb 2
Acmispon americanus American bird's foot trefoil Annual herb 4
Acmispon americanus var. americanus Spanish lotus Annual herb 1
Acmispon brachycarpus Short podded lotus Annual herb  
Acmispon strigosus Strigose lotus Annual herb 3
Acmispon wrangelianus Chilean trefoil Annual herb  
Allophyllum gilioides Dense false gilia Annual herb  
Allophyllum gilioides ssp. gilioides Dense false gilia Annual herb  
Alopecurus saccatus Foxtail Annual grass  
Amaranthus blitoides Prostrate pigweed Annual herb  
Amaranthus californicus California amaranth Annual herb  
Amaranthus palmeri Palmer's amaranth Annual herb  
Amaranthus powellii Powell's amaranth Annual herb  
Ammannia coccinea Red ammannia Annual herb  
Ammannia robusta Grand ammania Annual herb  
Amsinckia douglasiana Douglas' fiddleneck Annual herb  
Amsinckia eastwoodiae Eastwood's fiddleneck Annual herb 1
Amsinckia grandiflora Large flowered fiddleneck Annual herb  
Amsinckia intermedia Common fiddleneck Annual herb  
Amsinckia lycopsoides Tarweed fiddleneck Annual herb  
Amsinckia menziesii Fiddleneck Annual herb 1
Amsinckia menziesii var. intermedia Orange flowered menzies' fiddleneck Annual herb 1
Amsinckia menziesii var. menziesii Small flowered fiddleneck Annual herb 1
Amsinckia retrorsa Rigid fiddleneck Annual herb  
Amsinckia spectabilis Seaside fiddleneck Annual herb  
Amsinckia tessellata Devil's lettuce Annual herb 4
Amsinckia tessellata var. gloriosa Large flowered devil's fiddleneck Annual herb 1
Amsinckia tessellata var. tessellata Devil's lettuce Annual herb 1
Amsinckia vernicosa Green fiddleneck Annual herb  
Amsinckia vernicosa var. vernicosa Green fiddleneck Annual herb  
Ancistrocarphus filagineus Woolly fishhooks Annual herb  
Androsace elongata California rockjasmine Annual herb  
Androsace elongata ssp. acuta California androsace Annual herb  
Aphanes occidentalis Ladie's mantle Annual, Perennial herb  
Aphyllon purpureum Naked broom rape Annual herb  
Aphyllon vallicolum Valley broom rape Annual herb  
Apiastrum angustifolium Wild celery Annual herb  
Aristida oligantha Oldfield three awn Annual grass  
Astragalus didymocarpus Dwarf white milk vetch Annual herb  
Astragalus didymocarpus var. didymocarpus Common dwarf milkvetch Annual herb  
Astragalus gambelianus Loco weed Annual herb  
Astragalus tener Alkali milk vetch Annual herb  
Astragalus tener var. tener Alkali milk vetch Annual herb  
Athysanus pusillus Dwarf athysanus Annual herb  
Athysanus unilateralis Ladiestongue mustard Annual herb  
Atriplex argentea Silverscale saltbush Annual herb 2
Atriplex argentea var. expansa Mojave silverscale Annual herb 2
Atriplex argentea var. mohavensis Mojave silverscale Annual herb 2
Atriplex cordulata Heartscale Annual herb  
Atriplex cordulata var. cordulata Heartscale Annual herb  
Atriplex coronata Crownscale Annual herb  
Atriplex coronata var. coronata Crownscale Annual herb  
Atriplex joaquinana San joaquin spearscale Annual herb  
Atriplex joaquiniana San joaquin orache Annual herb  
Atriplex serenana Saltscale Annual herb 1
Atriplex serenana var. serenana Saltscale Annual herb  
Bidens frondosa Sticktight Annual herb  
Blennosperma bakeri Sonoma sunshine Annual herb  
Blennosperma nanum Yellow carpet Annual herb  
Blennosperma nanum var. nanum Common blennosperma Annual herb  
Blepharizonia laxa Glandular big tarweed Annual herb  
Blepharizonia plumosa Big tarweed Annual herb  
Blepharizonia plumosa ssp. viscida Glandular big tarweed Annual herb  
Bowlesia incana Bowlesia Annual herb 1
Calandrinia ciliata Redmaids Annual herb 6
Calandrinia menziesii Calandrinia Annual herb 7
California macrophylla Round leaved filaree Annual herb  
Callitriche heterophylla var. bolanderi Bolander's water starwort Annual herb  
Callitriche marginata Winged water starwort Annual herb (aquatic)  
Calycadenia multiglandulosa Rosin weed Annual herb  
Calycadenia spicata Spicate calycadenia Annual herb  
Calyptridium monandrum Common pussypaws Annual herb  
Camissonia boothii Booth's sun cup Annual herb  
Camissonia boothii ssp. decorticans Redish shredding primrose Annual herb  
Camissonia campestris Field primrose Annual herb  
Camissonia campestris ssp. campestris Field sun cup Annual herb  
Camissonia contorta Contorted sun cup Annual herb  
Camissonia graciliflora Hill sun cup Annual herb  
Camissonia micrantha Spencer primrose Annual herb 2
Camissoniopsis micrantha Spencer primrose Annual herb 2
Cardamine oligosperma Idaho bittercress Annual, Perennial herb  
Castilleja attenuata Narrow leaved owl's clover Annual herb  
Castilleja campestris Yellow owl's clover Annual herb  
Castilleja campestris ssp. campestris Yellow owl's clover Annual herb  
Castilleja campestris ssp. succulenta Succulent owl's clover Annual herb (hemiparasitic)  
Castilleja campestris var. succulenta Succulent owl's-clover Annual herb  
Castilleja densiflora Dense flower owl's clover Annual herb  
Castilleja densiflora ssp. densiflora Dense flower owl's clover Annual herb  
Castilleja exserta Owl's clover Annual herb 10
Castilleja exserta ssp. exserta Purple owl's clover Annual herb 5
Castilleja lineariloba Thin lobed owl's clover Annual herb  
Caulanthus anceps Lemmon's mustard Annual herb  
Caulanthus coulteri Coulter's jewel flower Annual herb  
Caulanthus coulteri var. lemmonii Lemmon's jewel flower Annual herb  
Caulanthus flavescens Yellow california mustard Annual herb 1
Caulanthus lasiophyllus California mustard Annual herb  
Caulanthus lemmonii Lemmon's wild cabbage Annual herb  
Centaurium muehlenbergii Monterey centaury Annual herb 2
Centromadia fitchii Spikeweed Annual herb  
Centromadia parryi Pappose tarweed Annual herb  
Centromadia parryi ssp. rudis Pappose tarweed Annual herb  
Centromadia pungens Common tarweed Annual herb 2
Centromadia pungens ssp. maritima Common tarweed Annual herb  
Centromadia pungens ssp. pungens Common tarweed Annual herb  
Centromadia pungens ssp. septentrionalis Common tarweed Annual herb  
Chamaesyce ocellata Contura creek spurge Annual herb  
Chamaesyce ocellata ssp. ocellata Contura creek sandmat Annual herb  
Chamaesyce serpens Creeping spurge Annual herb  
Chamaesyce serpyllifolia Thyme leafed spurge Annual herb  
Chamaesyce serpyllifolia ssp. serpyllifolia Thyme leafed spurge Annual herb  
Chamomilla suaveolens Common pineapple weed Annual herb  
Chenopodium berlandieri Pit seed goosefoot Annual herb  
Chloropyron palmatum Palmate-bracted bird's-beak Annual herb  
Chorizanthe polygonoides Knotweed spineflower Annual herb  
Chorizanthe polygonoides var. polygonoides Knotweed spineflower Annual herb  
Cirsium crassicaule Slough thistle Annual, Perennial herb  
Citrullus colocynthis var. citroides Citron Annual herb  
Clarkia affinis Chaparral fairyfan Annual herb  
Clarkia purpurea Purple clarkia Annual herb 9
Clarkia purpurea ssp. quadrivulnera Purple clarkia Annual herb 4
Clarkia tembloriensis Temblor range clarkia Annual herb  
Clarkia tembloriensis ssp. tembloriensis Temblor range clarkia Annual herb  
Clarkia unguiculata Woodland clarkia Annual herb 18
Claytonia parviflora Narrow leaved miner's lettuce Annual herb 2
Claytonia perfoliata Miner's lettuce Annual herb 5
Claytonia perfoliata ssp. intermontana Miner's lettuce Annual herb  
Claytonia perfoliata ssp. mexicana Southern miner's lettuce Annual herb  
Claytonia perfoliata ssp. perfoliata Claytonia Annual herb  
Collinsia bartsiifolia White collinsia Annual herb 1
Collinsia bartsiifolia var. bartsiifolia White chinese houses Annual herb  
Collinsia heterophylla Chinese houses Annual herb 19
Collinsia heterophylla var. heterophylla Purple chinese houses Annual herb  
Collinsia sparsiflora Few flowered collinsia Annual herb  
Collinsia sparsiflora var. collina Hillside collinsia Annual herb  
Convolvulus simulans Small flowered morning glory Annual herb  
Conyza canadensis Canada horseweed Annual herb  
Conyza canadensis var. canadensis Canadian horseweed Annual herb  
Conyza coulteri Coulter's horseweed Annual herb  
Cordylanthus palmatus Palmate bracted bird's beak Annual herb (hemiparasitic)  
Cordylanthus pilosus Hairy bird's beak Annual herb  
Coreopsis calliopsidea Leafy stemmed coreopsis Annual herb 3
Crassula aquatica Aquatic pygmy weed Annual herb  
Crassula connata Sand pygmy weed Annual herb 1
Crassula saginoides Aquatic pygmy weed Annual herb  
Croton setiger Turkey-mullein Annual herb 4
Croton setigerus Dove weed Annual herb 1
Cryptantha clevelandii Common cryptantha Annual herb  
Cryptantha flaccida Beaked cryptantha Annual herb  
Cryptantha intermedia Common cryptanth Annual herb  
Cryptantha intermedia var. intermedia Common cryptantha Annual herb  
Cryptantha muricata Prickly cryptantha Annual herb 2
Cryptantha nevadensis Nevada forget me not Annual herb  
Cryptantha nevadensis var. rigida Rigid cryptantha Annual herb  
Cryptantha sparsiflora Slender cryptantha Annual herb  
Cuscuta californica California dodder Annual herb, Vine (parasitic)  
Cuscuta campestris Field dodder Annual herb, Vine (parasitic)  
Cuscuta indecora Big seed alfalfa dodder Annual herb, Vine (parasitic)  
Cuscuta indecora var. indecora Big seed alfalfa dodder Annual herb, Vine (parasitic)  
Cuscuta indecora var. neuropetala Nerve petaled dodder Annual herb, Vine (parasitic)  
Cuscuta subinclusa Canyon dodder Annual herb, Vine (parasitic)  
Cyperus acuminatus Short pointed cyperus Annual grass  
Cyperus bipartitus Slender flatsedge Annual grass  
Cyperus erythrorhizos Red rooted cyperus Annual grass 2
Cyperus squarrosus Awned cyperus Annual grass  
Deinandra kelloggii Kellogg's tarweed Annual herb 1
Deschampsia danthonioides Annual hairgrass Annual grass  
Descurainia pinnata Yellow tansy mustard Annual herb  
Descurainia pinnata ssp. menziesii Menzies' tansy mustard Annual herb  
Diplacus douglasii Purple mouse ears Annual herb 1
Diplacus rattanii Rattan's monkeyflower Annual herb  
Diplacus tricolor Tricolor monkeyflower Annual herb  
Downingia bella Hoover's downingia Annual herb  
Downingia bicornuta Bristled downingia Annual herb  
Downingia bicornuta var. picta Mountain bristled downingia Annual herb  
Downingia cuspidata Toothed downingia Annual herb  
Downingia elegans Elegant downingia Annual herb  
Downingia insignis Harlequin downingia Annual herb  
Downingia ornatissima Horned downingia Annual herb  
Downingia ornatissima var. eximia Showy horned downingia Annual herb  
Downingia ornatissima var. ornatissima Horned downingia Annual herb  
Downingia pulchella Flatface downingia Annual herb  
Downingia pusilla Dwarf downingia Annual herb  
Echinochloa muricata var. microstachya Rough barnyardgrass Annual grass  
Eclipta prostrata False daisy Annual herb 1
Elatine brachysperma Short seed waterwort Annual, Perennial herb  
Elatine rubella Southwestern waterwort Annual herb  
Eleocharis engelmannii Engelmann's spikerush Annual grass  
Eleocharis obtusa Broad spiked spikerush Annual grass 3
Eleocharis obtusa var. engelmannii Engelmann's spikerush Annual grass  
Emmenanthe penduliflora Whispering bells Annual herb 2
Emmenanthe penduliflora var. penduliflora Whispering bells Annual herb  
Epilobium brachycarpum Willow herb Annual herb 1
Epilobium campestre Smooth boisduvalia Annual herb  
Epilobium cleistogamum Cleistogamous boisduvalia Annual herb  
Epilobium densiflorum Willow herb Annual herb 1
Epilobium paniculatum var. jucundum Autumn willowherb Annual herb 1
Epilobium pygmaeum Smooth boisduvalia Annual herb  
Epilobium torreyi Narrow boisduvalia Annual herb  
Eragrostis hypnoides Teal lovegrass Annual grass  
Eragrostis mexicana Mexican lovegrass Annual grass  
Eragrostis mexicana ssp. virescens Orcutt's eragrostis Annual grass  
Eragrostis pectinacea Tufted lovegrass Annual grass  
Eragrostis pectinacea var. miserrima Desert lovegrass Annual grass  
Eragrostis pectinacea var. pectinacea Tufted lovegrass Annual grass  
Eremalche parryi Parry's mallow Annual herb 1
Eremalche parryi ssp. parryi Parry's mallow Annual herb  
Eremocarpus setigerus Turkey mullein Annual herb 4
Eremothera boothii Booth's sun cup Annual herb  
Eremothera boothii ssp. decorticans Shredding evening-primrose Annual herb  
Eriastrum pluriflorum Many flowered eriastrum Annual herb  
Erigeron canadensis Canada horseweed Annual herb  
Eriochloa acuminata Tapertip cupgrass Annual grass  
Eriochloa acuminata var. acuminata Taper tipped cupgrass Annual grass  
Eriogonum angulosum Angled stem buckwheat Annual herb  
Eriogonum gracile Slender buckwheat Annual herb 3
Eriogonum gracile var. gracile Slender buckwheat Annual herb  
Eriogonum luteolum Wicker buckwheat Annual herb  
Eriogonum nudum var. pubiflorum Hairy flowered buckwheat Annual herb  
Eriogonum roseum Wand buckwheat Annual herb 3
Eriogonum spergulinum Wild buckwheat Annual herb  
Eriogonum spergulinum var. reddingianum Spurry buckwheat Annual herb  
Erodium macrophyllum Large leaved filaree Annual herb  
Eryngium racemosum Delta button celery Annual, Perennial herb  
Erythranthe arvensis Annual herb  
Erythranthe guttata Yellow monkey flower Annual, Perennial herb (rhizomatous) 37
Erythranthe latidens Broad toothed monkeyflower Annual herb  
Erythranthe microphylla Small leaved monkeyflower Annual herb  
Eschscholzia californica California poppy Annual, Perennial herb 51
Eschscholzia lobbii Frying pans Annual herb 4
Eschscholzia rhombipetala Diamond petaled california poppy Annual herb  
Euphorbia ocellata Contura creek spurge Annual herb  
Euphorbia ocellata ssp. ocellata Valley spurge Annual, Perennial herb  
Euphorbia serpillifolia Thyme-leafed spurge Annual herb  
Euphorbia serpillifolia ssp. serpillifolia Thyme leafed spurge Annual, Perennial herb  
Euphorbia spathulata Reticulate seeded spurge Annual herb  
Extriplex joaquinana San Joaquin spearscale Annual herb  
Festuca microstachys Small fescue Annual grass  
Festuca octoflora Sixweeks grass Annual grass 5
Filago californica California filago Annual herb  
Fimbristylis vahlii Vahl's fimbristylis Annual grass  
Galium aparine Cleavers Annual herb  
Geranium carolinianum Carolina geranium Annual herb  
Gilia achilleifolia California gilia Annual herb 2
Gilia achilleifolia ssp. achilleifolia California gilia Annual herb  
Gilia capitata Blue field gilia Annual herb 18
Gilia capitata ssp. pedemontana Blue field gilia Annual herb  
Gilia capitata ssp. staminea Globe gilia Annual herb  
Gilia clivorum Purple spot gilia Annual herb  
Gilia minor Little gilia Annual herb  
Gilia tricolor Bird's eyes Annual herb 14
Gilia tricolor ssp. diffusa Bird's eyes Annual herb  
Gilia tricolor ssp. tricolor Bird's eyes Annual herb 1
Gnaphalium palustre Lowland cudweed Annual herb  
Gnaphalium stramineum Cotton batting Annual, Perennial herb 4
Gratiola ebracteata Common hedge hyssop Annual herb  
Gratiola neglecta Clammy hedge hyssop Annual herb  
Guillenia flavescens Yellow california mustard Annual herb 1
Guillenia lasiophylla Shaggy thelypod Annual herb  
Helianthus annuus Hairy leaved sunflower Annual herb 16
Helianthus bolanderi Bolander's sunflower Annual, Perennial herb 3
Hemizonia congesta Hayfield tarweed Annual herb 5
Hemizonia congesta ssp. luzulifolia Woodrush tarweed Annual herb 6
Hemizonia fitchii Spikeweed Annual herb  
Hemizonia kelloggii Kellogg's tarweed Annual herb 1
Hemizonia parryi Parry's tarweed Annual herb 1
Hemizonia parryi ssp. rudis Parry's red tarplant Annual herb  
Hemizonia pungens Common spikeweed Annual herb 2
Hemizonia pungens ssp. maritima Maritime spikeweed Annual herb  
Hemizonia pungens ssp. pungens Common tarweed Annual herb  
Hemizonia pungens ssp. septentrionalis Northern spikeweed Annual herb  
Hesperevax caulescens Hogwallow starfish Annual herb  
Hesperocnide tenella Western stinging nettle Annual herb  
Hesperolinon californicum California western flax Annual herb  
Hesperomecon linearis Narrowleaf queen poppy Annual herb  
Heterocodon rariflorum Heterocodon Annual herb  
Heterodraba unilateralis Ladiestongue mustard Annual herb  
Heterotheca grandiflora Telegraph weed Annual, Perennial herb 3
Holocarpha obconica San joaquin tarweed Annual herb  
Holocarpha virgata Narrow tarplant Annual herb  
Holocarpha virgata ssp. virgata Narrow tarplant Annual herb  
Hordeum depressum Alkali barley Annual grass 3
Juncus bufonius Common toad rush Annual grass 6
Juncus bufonius var. congestus Clustered toad rush Annual grass 1
Juncus leiospermus Dwarf rush Annual grass  
Juncus leiospermus var. ahartii Ahart's dwarf rush Annual grass  
Laennecia coulteri Coulter's horseweed Annual herb  
Lagophylla glandulosa Glandular hareleaf Annual herb  
Lagophylla ramosissima Common hareleaf Annual herb  
Landoltia punctata Dotted duckmeat Annual, Perennial herb  
Lasthenia californica Goldfields Annual herb 12
Lasthenia ferrisiae Alkali goldfields Annual herb  
Lasthenia fremontii Vernal pool goldfields Annual, Perennial herb  
Lasthenia glaberrima Smooth goldfields Annual herb  
Lasthenia glabrata Yellow rayed goldfields Annual herb 8
Lasthenia glabrata ssp. glabrata Yellow rayed goldfields Annual herb  
Lasthenia gracilis Needle goldfields Annual herb  
Lasthenia microglossa Small rayed goldfields Annual herb  
Lasthenia minor Coastal goldfields Annual herb 1
Lasthenia platycarpha Alkali goldfields Annual herb  
Layia chrysanthemoides Smooth tidy tips Annual herb 1
Layia fremontii Fremont's tidy tips Annual herb  
Layia munzii Munz's tidy tips Annual herb  
Layia platyglossa Tidy tips Annual herb 19
Legenere limosa Legenere Annual herb  
Lepidium acutidens Net pepper grass Annual, Perennial herb  
Lepidium dictyotum Net pepper grass Annual herb  
Lepidium dictyotum var. acutidens Net pepper grass Annual herb  
Lepidium latipes Dwarf pepper grass Annual herb  
Lepidium nitidum Shining pepper grass Annual herb 2
Lepidium nitidum var. nitidum Shining pepper grass Annual herb  
Lepidium ruderale Roadside pepperweed Annual herb 1
Lepidium strictum Peppergrass Annual herb  
Lepidium virginicum Wild pepper grass Annual herb  
Leptochloa fascicularis Sprangletop Annual grass  
Leptochloa fusca Sprangletop Annual grass  
Leptochloa fusca ssp. fascicularis Bearded sprangletop Annual grass  
Leptochloa fusca ssp. uninervia Mexican sprangletop Annual grass  
Leptochloa uninervia Sprangletop Annual grass  
Leptosiphon androsaceus False babystars Annual herb 1
Leptosiphon bicolor True babystars Annual herb  
Leptosiphon ciliatus Whiskerbrush Annual herb 1
Leptosiphon ciliatus ssp. ciliatus Whiskerbrush Annual herb  
Leptosiphon liniflorus Narrowflower flaxflower Annual herb  
Leptosiphon pygmaeus Pygmy linanthus Annual herb  
Leptosiphon pygmaeus ssp. pygmaeus Pygmy leptosiphon Annual herb  
Leptosyne calliopsidea Leafy stemmed coreopsis Annual herb 3
Lessingia glandulifera var. glandulifera Sticky lessingia Annual herb  
Lessingia pectinata Annual herb 1
Lessingia pectinata var. tenuipes Sticky lessingia Annual herb  
Lessingia virgata Wand lessingia Annual herb  
Lilaea scilloides Flowering quillwort Annual herb (aquatic)  
Limnanthes alba White meadowfoam Annual herb 1
Limnanthes alba ssp. alba Typical white meadowfoam Annual herb  
Limnanthes alba ssp. versicolor White meadowfoam Annual herb  
Limnanthes douglasii Common meadow foam Annual herb 8
Limnanthes douglasii ssp. douglasii Douglas' meadowfoam Annual herb  
Limnanthes douglasii ssp. rosea Rosy douglas' meadowfoam Annual herb 3
Limnanthes douglasii ssp. striata Foothill meadowfoam Annual herb  
Limnanthes striata Foothill meadowfoam Annual herb  
Limosella acaulis Stemless mudwort Annual herb  
Linanthus androsaceus Common linanthus Annual herb 1
Linanthus bicolor True baby stars Annual herb  
Linanthus ciliatus Whisker brush linanthus Annual herb 1
Linanthus dichotomus Evening snow Annual herb  
Linanthus liniflorus Flax flowered linanthus Annual herb  
Linanthus pygmaeus Pygmy linanthus Annual herb  
Linaria canadensis Toad flax Annual, Perennial herb 1
Linaria canadensis var. texana Toad flax Annual, Perennial herb 1
Lindernia dubia False pimpernel Annual herb  
Lindernia dubia var. anagallidea False pimpernel Annual herb  
Lipocarpha micrantha Small flowered hemicarpha Annual grass  
Loeflingia squarrosa Spreading loeflingia Annual herb  
Loeflingia squarrosa var. squarrosa California loeflingia Annual herb  
Logfia filaginoides California cottonrose Annual herb  
Lotus humistratus Short podded lotus Annual herb  
Lotus purshianus Bird's foot trefoil Annual herb 6
Lotus purshianus var. purshianus Spanish lotus Annual herb 1
Lotus strigosus Strigose lotus Annual herb 3
Lotus unifoliolatus American bird's foot trefoil Annual herb 2
Lotus unifoliolatus var. unifoliolatus American bird's foot trefoil Annual herb  
Lotus wrangelianus Chilean trefoil Annual herb  
Lupinus benthamii Spider lupine Annual herb 4
Lupinus bicolor Lupine Annual, Perennial herb 15
Lupinus microcarpus Chick lupine Annual herb 8
Lupinus microcarpus var. densiflorus Chick lupine Annual herb 13
Lupinus microcarpus var. microcarpus Chick lupine Annual herb 3
Lupinus nanus Valley sky lupine Annual herb 11
Lupinus succulentus Arroyo lupine Annual herb 22
Madia elegans Common madia Annual herb 14
Madia elegans ssp. vernalis Spring common madia Annual herb 13
Madia radiata Showy madia Annual herb  
Malacothrix coulteri Snake's head Annual herb 2
Matricaria discoidea Pineapple weed Annual herb 3
Meconella linearis Narrow leaved meconella Annual herb  
Mentzelia affinis Yellow comet Annual herb  
Mentzelia albicaulis White stemmed blazing star Annual herb 2
Mentzelia lindleyi Lindley's blazing star Annual herb 8
Mentzelia pectinata San joaquin blazing star Annual herb  
Micropus californicus Q tips Annual herb 1
Micropus californicus var. californicus Slender cottonweed Annual herb  
Microseris campestris San joaquin microseris Annual herb  
Microseris douglasii Douglas' microseris Annual herb  
Microseris douglasii ssp. douglasii Douglas' microseris Annual herb  
Microseris douglasii ssp. tenella Short scaled microseris Annual herb  
Microsteris gracilis Slender phlox Annual herb  
Microsteris gracilis var. gracilis Slender phlox Annual herb  
Mimetanthe pilosa Snouted monkey flower Annual herb  
Mimulus douglasii Purple mouse ears Annual herb 1
Mimulus guttatus Yellow monkey flower Annual, Perennial herb (rhizomatous) 37
Mimulus latidens Broad toothed monkeyflower Annual herb  
Mimulus microphyllus Small leaved monkeyflower Annual herb 35
Mimulus parishii Parish mimulus Annual herb 35
Mimulus pilosus Snouted monkey flower Annual herb  
Mimulus rattanii Rattan's monkeyflower Annual herb  
Mimulus tricolor Tricolor monkeyflower Annual herb  
Minuartia californica Sandwort Annual herb  
Monardella breweri Brewer's monardella Annual herb  
Monardella breweri ssp. lanceolata Mustang mint Annual herb 1
Monardella lanceolata Mustang mint Annual herb 1
Monardella lanceolata var. lanceolata Mustang monardella Annual herb  
Monolepis nuttalliana Nuttall's poverty weed Annual herb  
Monolopia lanceolata Common monolopia Annual herb 3
Monolopia major Cupped monolopia Annual herb  
Montia fontana Water montia Annual herb  
Myosurus minimus Little mouse tail Annual herb  
Myosurus sessilis Tiny mouse tail Annual herb  
Najas guadalupensis Guadalupe water nymph Annual herb  
Navarretia intertexta Interwoven navarretia Annual herb  
Navarretia leucocephala White headed navarretia Annual herb  
Navarretia leucocephala ssp. leucocephala White headed navarretia Annual herb  
Navarretia myersii Pincushion navarretia Annual herb  
Navarretia myersii ssp. myersii Myers' pincushionplant Annual herb  
Navarretia nigelliformis Adobe navarretia Annual herb  
Navarretia pubescens Purple navarretia Annual herb  
Navarretia tagetina Marigold navarretia Annual herb  
Navarretia viscidula Sticky navarretia Annual herb  
Nemophila heterophylla Canyon nemophila Annual herb  
Nemophila menziesii Baby blue eyes Annual herb 18
Nemophila menziesii var. menziesii Baby blue eyes Annual herb  
Nemophila pedunculata Meadow nemophila Annual herb  
Nicotiana bigelovii var. wallacei Indian tobacco Annual herb 1
Nicotiana quadrivalvis Indian tobacco Annual herb 3
Nuttallanthus texanus Blue toadflax Annual, Perennial herb 1
Oenothera deltoides Desert lantern Annual herb 6
Oenothera deltoides ssp. cognata Desert lantern Annual herb  
Orobanche vallicola Valley broom rape Annual herb  
Panicum capillare Old witch grass Annual grass 2
Papaver heterophyllum Wind poppy Annual herb 5
Parvisedum congdonii Congdon's stonecrop Annual herb  
Parvisedum pumilum Sierra stonecrop Annual herb  
Pectocarya linearis Sagebrush combseed Annual herb  
Pectocarya linearis ssp. ferocula Slender comb seed Annual herb  
Pectocarya penicillata Winged pectocarya Annual herb  
Pectocarya setosa Moth combseed Annual herb 1
Persicaria lapathifolia Common knotweed Annual herb  
Phacelia breweri Brewer's phacelia Annual herb  
Phacelia cicutaria Caterpillar phacelia Annual herb 6
Phacelia ciliata Great valley phacelia Annual herb 1
Phacelia ciliata var. ciliata Great valley phacelia Annual herb  
Phacelia distans Common phacelia Annual herb 3
Phacelia douglasii Douglas' phacelia Annual herb  
Phacelia douglasii var. petrophila Douglas' phacelia Annual herb  
Phacelia fremontii Fremont's phacelia Annual herb 2
Phacelia imbricata var. bernardina Bernadina Phacelia Annual herb  
Phacelia imbricata var. imbricata Imbricate Phacelia Annual herb  
Phacelia tanacetifolia Tansy leafed phacelia Annual herb 14
Phalaris lemmonii Lemmon's canarygrass Annual grass  
Phlox gracilis Annual phlox Annual herb  
Pholistoma membranaceum White fiesta flower Annual herb  
Plagiobothrys acanthocarpus Adobe allocarya Annual herb  
Plagiobothrys arizonicus Arizona popcorn flower Annual herb  
Plagiobothrys austiniae Rebecca austin's allocarya Annual herb  
Plagiobothrys bracteatus Bracted allocarya Annual herb  
Plagiobothrys canescens Valley popcorn Annual herb  
Plagiobothrys greenei Greene's allocarya Annual herb  
Plagiobothrys humistratus Dwarf allocarya Annual herb  
Plagiobothrys hystriculus Bearded popcorn flower Annual herb  
Plagiobothrys infectivus Dye popcorn flower Annual herb  
Plagiobothrys leptocladus Alkali plagiobothrys Annual herb  
Plagiobothrys nothofulvus Rusty haired popcorn flower Annual herb  
Plagiobothrys reticulatus Reticulate popcorn flower Annual herb  
Plagiobothrys shastensis Shasta popcorn flower Annual herb  
Plagiobothrys stipitatus Vernal pool allocarya Annual herb  
Plagiobothrys stipitatus var. micranthus Common vernal pool allocarya Annual herb  
Plagiobothrys stipitatus var. stipitatus Vernal pool allocarya Annual herb  
Plagiobothrys tenellus Slender popcorn flower Annual herb  
Plagiobothrys trachycarpus Rough fruited allocarya Annual herb  
Plagiobothrys undulatus Coast allocarya Annual herb  
Planodes virginica Common rock cress Annual, Perennial herb  
Planodes virginicum Common rock cress Annual, Perennial herb  
Plantago bigelovii Long leaf plantain Annual herb  
Plantago elongata Coastal plantain Annual herb  
Plantago erecta California plantain Annual herb 6
Plantago ovata Desert plantain Annual herb 5
Plantago ovata var. insularis Desert plantain Annual herb 5
Platystemon californicus Cream cups Annual herb 3
Plectritis ciliosa Long spurred plectritis Annual herb  
Plectritis ciliosa ssp. ciliosa Long spurred plectritis Annual herb  
Plectritis ciliosa ssp. insignis Showy plectritis Annual herb  
Plectritis macrocera Plectritis Annual herb  
Pluchea odorata Salt marsh fleabane Annual, Perennial herb 9
Pluchea odorata var. odorata Salt marsh fleabane Annual, Perennial herb 3
Pogogyne douglasii Douglas' pogogyne Annual herb  
Pogogyne serpylloides Thyme leaf mesa mint Annual herb  
Pogogyne zizyphoroides Sacramento mint Annual herb  
Polygonum californicum California knotweed Annual herb  
Polygonum lapathifolium Common knotweed Annual herb  
Potamogeton zosteriformis Eel grass pondweed Annual herb (aquatic)  
Potentilla rivalis Brook cinquefoil Annual, Perennial herb  
Psilocarphus brevissimus Woolly marbles Annual herb  
Psilocarphus brevissimus var. brevissimus Woolly heads Annual herb  
Psilocarphus brevissimus var. multiflorus Delta woolly marbles Annual herb  
Psilocarphus oregonus Woolly marbles Annual herb  
Psilocarphus tenellus Slender woolly heads Annual herb  
Psilocarphus tenellus var. tenellus Slender woolly heads Annual herb  
Pterostegia drymarioides Fairy mist Annual herb  
Ranunculus bonariensis Carter's buttercup Annual herb  
Ranunculus bonariensis var. trisepalus Vernal pool buttercup Annual herb  
Ranunculus sceleratus Cursed crowfoot Annual herb (aquatic)  
Rorippa curvisiliqua Curvepod yellow cress Annual, Perennial herb  
Rorippa palustris Bog yellow cress Annual, Perennial herb  
Rorippa palustris ssp. palustris Bog yellowcress Annual, Perennial herb  
Rorippa palustris var. occidentalis Western bog yellow cress Annual, Perennial herb  
Rotala ramosior Lowland rotala Annual herb  
Rumex fueginus Golden dock Annual, Perennial herb  
Rumex maritimus Golden dock Annual, Perennial herb  
Rumex persicarioides Golden dock Annual, Perennial herb  
Salvia carduacea Thistle sage Annual herb 7
Salvia columbariae Chia sage Annual herb 12
Sedella pumila Sierra mock stonecrop Annual herb  
Senecio aphanactis California groundsel Annual herb  
Sibara virginica Common rock cress Annual, Perennial herb  
Sidalcea diploscypha Fringed checker mallow Annual herb  
Sidalcea hirsuta Hairy checkerbloom Annual herb  
Silene antirrhina Sleepy catch fly Annual herb  
Solanum americanum White nightshade Annual, Perennial herb 1
Spergularia marina Salt sand spurry Annual herb 1
Spergularia salina Salt sandspurry Annual herb 1
Spirodela punctata Dotted duckmeat Annual, Perennial herb  
Stebbinsoseris heterocarpa Grassland stebbinsoseris Annual herb  
Stellaria nitens Shining chickweed Annual herb  
Stephanomeria virgata Twiggy wreath plant Annual herb 1
Stephanomeria virgata ssp. pleurocarpa Tall stephanomeria Annual herb  
Streptanthus albidus ssp. peramoenus Most beautiful jewel flower Annual herb 1
Streptanthus glandulosus Bristly jewelflower Annual herb 2
Streptanthus glandulosus ssp. glandulosus Jewelflower Annual herb 1
Stylocline gnaphaloides Everlasting stylocline Annual herb  
Stylomecon heterophylla Wind poppy Annual herb 6
Symphyotrichum subulatum Eastern annual saltmarsh aster Annual herb 1
Tetrapteron graciliflorum Hill sun cup Annual herb  
Thysanocarpus curvipes Common fringe pod Annual herb 2
Thysanocarpus laciniatus Narrow leaved lacepod Annual herb 1
Thysanocarpus radians Showy fringe pod Annual herb 1
Trichocoronis wrightii Limestone bugheal Annual herb  
Trichocoronis wrightii var. wrightii Wright's trichocoronis Annual herb  
Trichostema lanceolatum Vinegarweed Annual herb 3
Trifolium albopurpureum Indian clover Annual herb 2
Trifolium albopurpureum var. dichotomum Clover Annual herb  
Trifolium ciliolatum Tree clover Annual herb 7
Trifolium depauperatum Dwarf sack clover Annual herb  
Trifolium depauperatum var. amplectens Pale sack clover Annual herb  
Trifolium depauperatum var. depauperatum Dwarf bladder clover Annual herb  
Trifolium depauperatum var. hydrophilum Water sack clover Annual herb  
Trifolium depauperatum var. truncatum Dwarf sack clover Annual herb  
Trifolium dichotomum Branched indian clover Annual herb  
Trifolium fucatum Bull clover Annual herb 5
Trifolium gracilentum Pin point clover Annual herb 5
Trifolium gracilentum var. gracilentum Pin point clover Annual herb 5
Trifolium hydrophilum Saline clover Annual herb  
Trifolium microcephalum Small head clover Annual herb 5
Trifolium oliganthum Few flowered clover Annual herb 1
Trifolium variegatum Variegated clover Annual herb 1
Trifolium variegatum var. major Large variegated clover Annual herb 1
Trifolium variegatum var. variegatum Variegated clover Annual herb  
Trifolium willdenovii Tomcat clover Annual herb 7
Triglochin scilloides Flowering-quillwort Annual herb (aquatic)  
Triodanis biflora Venus looking glass Annual herb  
Triphysaria eriantha Butter 'n' eggs Annual herb 1
Triphysaria eriantha ssp. eriantha Butter 'n' eggs Annual herb  
Triphysaria pusilla Little owl's clover Annual herb  
Triphysaria versicolor Yellow owl's clover Annual herb 1
Triphysaria versicolor ssp. faucibarbata Yellow owl's clover Annual herb  
Tropidocarpum capparideum Caper fruited tropidocarpum Annual herb  
Tropidocarpum gracile Slender tropidocarpum Annual herb  
Tuctoria greenei Greene's tuctoria Annual grass  
Uropappus lindleyi Silver puffs Annual herb 1
Verbena bracteata Bracted verbena Annual, Perennial herb  
Veronica peregrina Neckweed Annual herb  
Veronica peregrina ssp. xalapensis Speedwell Annual herb  
Vulpia microstachys Fescue Annual grass 6
Vulpia microstachys var. ciliata Eastwood fescue Annual grass  
Vulpia microstachys var. confusa Tracy's fescue Annual grass  
Vulpia microstachys var. microstachys Small fescue Annual grass  
Vulpia microstachys var. pauciflora Few flowered fescue Annual grass  
Vulpia octoflora Slender fescue Annual grass 5
Vulpia octoflora var. glauca Sixweeks fescue Annual grass  
Wislizenia refracta Jack ass clover Annual herb  
Wislizenia refracta ssp. californica California jackass clover Annual herb  
Xanthium strumarium Cocklebur Annual herb  
Yabea microcarpa Hedge parsley Annual herb  
Zeltnera davyi Davy's centaury Annual herb 1
Zeltnera muehlenbergii Muehlenberg's centaury Annual herb 2
  Lifeform: Perennial409 plants
  Lifeform: Fern24 plants
  Lifeform: Shrub98 plants
  Lifeform: Tree21 plants
  Lifeform: Vine1 plant
 
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive.
NB: found in San Joaquin 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.