|
|
|
|
Aphanes occidentalis |
Ladie's mantle |
Annual, Perennial herb |
|
Aphyllon epigalium |
|
Annual herb |
|
Aphyllon purpureum |
Naked broom rape |
Annual herb |
|
Aphyllon vallicolum |
Valley broom rape |
Annual herb |
|
Argemone munita |
Prickly poppy |
Annual, Perennial herb |
4 |
Astragalus gambelianus |
Loco weed |
Annual herb |
|
Astragalus rattanii |
Rattan's milk vetch |
Annual herb |
|
Athysanus pusillus |
Dwarf athysanus |
Annual herb |
|
Beckmannia syzigachne |
American sloughgrass |
Annual grass |
5 |
Bidens frondosa |
Sticktight |
Annual herb |
|
Blepharipappus scaber |
Blepharipappus |
Annual herb |
|
Bromus orcuttianus |
Orcutt's brome grass |
Annual grass |
1 |
Bromus vulgaris |
Common brome |
Annual grass |
1 |
Calandrinia ciliata |
Redmaids |
Annual herb |
6 |
Calandrinia menziesii |
Calandrinia |
Annual herb |
6 |
Calycadenia fremontii |
Fremont's calycadenia |
Annual herb |
|
Calycadenia micrantha |
Small flowered calycadenia |
Annual herb |
|
Calycadenia truncata |
Rosin weed |
Annual herb |
|
Calycadenia truncata ssp. microcephala |
Oregon western rosinweed |
Annual herb |
|
Calyptridium umbellatum |
Pussy toes |
Annual, Perennial herb |
3 |
Camissonia contorta |
Contorted sun cup |
Annual herb |
|
Camissonia graciliflora |
Hill sun cup |
Annual herb |
|
Cardamine oligosperma |
Idaho bittercress |
Annual, Perennial herb |
|
Castilleja attenuata |
Narrow leaved 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 lacera |
Foothill owl's clover |
Annual herb |
|
Castilleja rubicundula |
Cream sacs |
Annual herb |
|
Castilleja rubicundula ssp. lithospermoides |
Cream sacs |
Annual herb |
|
Castilleja tenuis |
Hairy owl's clover |
Annual herb |
|
Caulanthus lasiophyllus |
California mustard |
Annual herb |
|
Centaurium muehlenbergii |
Monterey centaury |
Annual herb |
2 |
Centaurium venustum |
Beautiful centaury |
Annual herb |
|
Chaenactis carphoclinia |
Pebble pincushion |
Annual herb |
|
Chaenactis douglasii |
Chaenactis |
Annual, Perennial herb |
|
Chaenactis douglasii var. douglasii |
Dusty pincushions |
Annual, Perennial herb |
|
Chaenactis glabriuscula |
Common yellow chaenactis |
Annual herb |
3 |
Chaenactis glabriuscula var. heterocarpha |
Variable fruited yellow chaenactis |
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 |
|
Chorizanthe membranacea |
Pink spineflower |
Annual herb |
1 |
Chorizanthe uniaristata |
One awn spineflower |
Annual herb |
|
Clarkia affinis |
Chaparral fairyfan |
Annual herb |
|
Clarkia amoena |
Farewell to spring |
Annual herb |
16 |
Clarkia amoena ssp. huntiana |
Farewell to spring |
Annual herb |
|
Clarkia borealis |
Northern clarkia |
Annual herb |
|
Clarkia borealis ssp. borealis |
Northern clarkia |
Annual herb |
|
Clarkia concinna |
Red ribbons |
Annual herb |
4 |
Clarkia concinna ssp. concinna |
Red ribbons |
Annual herb |
|
Clarkia dudleyana |
Dudley's clarkia |
Annual herb |
|
Clarkia gracilis |
Graceful clarkia |
Annual herb |
3 |
Clarkia gracilis ssp. gracilis |
Graceful clarkia |
Annual herb |
|
Clarkia heterandra |
California gaura |
Annual herb |
|
Clarkia lassenensis |
Lassen clarkia |
Annual herb |
|
Clarkia modesta |
Waltham creek clarkia |
Annual herb |
|
Clarkia purpurea |
Purple clarkia |
Annual herb |
9 |
Clarkia purpurea ssp. quadrivulnera |
Purple clarkia |
Annual herb |
4 |
Clarkia purpurea ssp. viminea |
Large godetia |
Annual herb |
|
Clarkia rhomboidea |
Tongue clarkia |
Annual herb |
1 |
Clarkia stellata |
Lake almanor clarkia |
Annual herb |
|
Claytonia exigua |
Little spring beauty |
Annual herb |
|
Claytonia exigua ssp. exigua |
Viridis |
Annual herb |
|
Claytonia exigua ssp. glauca |
Blue leaved spring beauty |
Annual herb |
|
Claytonia gypsophiloides |
Gypsum spring beauty |
Annual herb |
1 |
Claytonia parviflora |
Narrow leaved miner's lettuce |
Annual herb |
2 |
Claytonia parviflora ssp. parviflora |
Miner'slettuce |
Annual herb |
1 |
Claytonia parviflora ssp. utahensis |
Streambank springbeauty |
Annual herb |
1 |
Claytonia perfoliata |
Miner's lettuce |
Annual herb |
5 |
Claytonia perfoliata ssp. intermontana |
Miner's lettuce |
Annual herb |
|
Claytonia perfoliata ssp. perfoliata |
Claytonia |
Annual herb |
|
Claytonia rubra |
Red stemmed spring beauty |
Annual herb |
|
Claytonia rubra ssp. depressa |
Red stemmed spring beauty |
Annual herb |
|
Claytonia rubra ssp. rubra |
Red stemmed miner's lettuce |
Annual herb |
|
Claytonia saxosa |
Brandegee's spring beauty |
Annual herb |
|
Collinsia grandiflora |
Large flowered collinsia |
Annual herb |
1 |
Collinsia greenei |
Greene's collinsia |
Annual herb |
|
Collinsia linearis |
Narrow leaf collinsia |
Annual herb |
|
Collinsia parviflora |
Few flowered blue eyed mary |
Annual herb |
1 |
Collinsia rattanii |
Rattan's collinsia |
Annual herb |
1 |
Collinsia sparsiflora |
Few flowered collinsia |
Annual herb |
|
Collinsia sparsiflora var. collina |
Hillside collinsia |
Annual herb |
|
Collinsia torreyi |
Torrey's collinsia |
Annual herb |
|
Collinsia torreyi var. latifolia |
Broad leaved collinsia |
Annual herb |
|
Collinsia torreyi var. wrightii |
Wright's collinsia |
Annual herb |
|
Collomia grandiflora |
Large flowered collomia |
Annual herb |
3 |
Collomia heterophylla |
Varied leaved collomia |
Annual herb |
|
Collomia linearis |
Narrow leaved collomia |
Annual herb |
|
Collomia tinctoria |
Yellow staining collomia |
Annual herb |
|
Collomia tracyi |
Tracy's collomia |
Annual herb |
|
Conyza canadensis |
Canada horseweed |
Annual herb |
|
Cordylanthus pilosus |
Hairy bird's beak |
Annual herb |
|
Cordylanthus pilosus ssp. hansenii |
Hansen's bird's beak |
Annual herb |
|
Cordylanthus tenuis |
Slender bird's beak |
Annual herb |
|
Cordylanthus tenuis ssp. brunneus |
Serpentine bird's beak |
Annual herb (hemiparasitic) |
|
Cordylanthus tenuis ssp. tenuis |
Slender bird's beak |
Annual herb |
|
Cordylanthus tenuis ssp. viscidus |
Viscid bird's beak |
Annual herb |
|
Crassula connata |
Sand pygmy weed |
Annual herb |
1 |
Crocidium multicaule |
Spring gold |
Annual herb |
|
Croton setiger |
Turkey-mullein |
Annual herb |
4 |
Croton setigerus |
Dove weed |
Annual herb |
1 |
Cryptantha affinis |
Common cryptantha |
Annual herb |
|
Cryptantha ambigua |
Wilkes' cryptantha |
Annual herb |
|
Cryptantha crinita |
Silky cryptantha |
Annual herb |
|
Cryptantha flaccida |
Beaked cryptantha |
Annual herb |
|
Cryptantha hispidula |
Napa cryptantha |
Annual herb |
|
Cryptantha intermedia |
Common cryptanth |
Annual herb |
|
Cryptantha intermedia var. hendersonii |
Henderson's cryptantha |
Annual herb |
|
Cryptantha micrantha |
Purple root cryptantha |
Annual herb |
|
Cryptantha microstachys |
Tejon cryptantha |
Annual herb |
|
Cryptantha milobakeri |
Milo baker's cryptantha |
Annual herb |
|
Cryptantha muricata |
Prickly cryptantha |
Annual herb |
2 |
Cryptantha muricata var. jonesii |
Jones' cryptantha |
Annual herb |
2 |
Cryptantha rostellata |
Beaked cryptantha |
Annual herb |
|
Cryptantha simulans |
Pine cryptantha |
Annual herb |
|
Cryptantha subretusa |
Crater lake cryptantha |
Annual herb |
|
Cryptantha torreyana |
Torrey's cryptantha |
Annual herb |
|
Cryptantha torreyana var. torreyana |
Torrey's cryptantha |
Annual herb |
|
Cuscuta californica |
California dodder |
Annual herb, Vine (parasitic) |
|
Cuscuta californica var. breviflora |
California dodder |
Annual herb, Vine (parasitic) |
|
Cuscuta indecora |
Big seed alfalfa dodder |
Annual herb, Vine (parasitic) |
|
Cuscuta jepsonii |
Jepson's dodder |
Annual herb, Vine |
|
Cuscuta occidentalis |
California dodder |
Annual herb, Vine (parasitic) |
|
Cuscuta subinclusa |
Canyon dodder |
Annual herb, Vine (parasitic) |
|
Cyperus squarrosus |
Awned cyperus |
Annual grass |
|
Daucus pusillus |
Wild carrot |
Annual herb |
1 |
Deschampsia danthonioides |
Annual hairgrass |
Annual grass |
|
Descurainia incisa |
Mountain tansy mustard |
Annual herb |
|
Diplacus bolanderi |
Bolander's monkeyflower |
Annual herb |
|
Diplacus douglasii |
Purple mouse ears |
Annual herb |
1 |
Diplacus jepsonii |
Jepson's monkeyflower |
Annual herb |
|
Diplacus kelloggii |
Kellogg's monkeyflower |
Annual herb |
|
Diplacus layneae |
Layne's monkeyflower |
Annual herb |
|
Diplacus nanus |
Dwarf monkey flower |
Annual herb |
|
Downingia bacigalupii |
Bach's downingia |
Annual herb |
|
Downingia concolor |
Spotted throat downingia |
Annual herb |
|
Downingia cuspidata |
Toothed downingia |
Annual herb |
|
Downingia elegans |
Elegant downingia |
Annual herb |
|
Downingia pulcherrima |
Calicoflower |
Annual herb |
|
Downingia yina |
Cascade downingia |
Annual herb |
|
Draba albertina |
Alberta whitlow grass |
Annual, Perennial herb |
|
Draba stenoloba var. ramosa |
Alaska draba |
Annual, Perennial herb |
|
Eleocharis decumbens |
Decumbent spikerush |
Annual grass |
|
Eleocharis engelmannii |
Engelmann's spikerush |
Annual grass |
|
Eleocharis obtusa |
Broad spiked spikerush |
Annual grass |
3 |
Eleocharis obtusa var. engelmannii |
Engelmann's spikerush |
Annual grass |
|
Eleocharis obtusa var. obtusa |
Broad spiked spikerush |
Annual grass |
3 |
Epilobium brachycarpum |
Willow herb |
Annual herb |
1 |
Epilobium campestre |
Smooth boisduvalia |
Annual herb |
|
Epilobium densiflorum |
Willow herb |
Annual herb |
|
Epilobium foliosum |
California willowherb |
Annual herb |
|
Epilobium minutum |
Minute willowherb |
Annual herb |
|
Epilobium paniculatum var. jucundum |
Autumn willowherb |
Annual herb |
1 |
Epilobium pygmaeum |
Smooth boisduvalia |
Annual herb |
|
Epilobium torreyi |
Narrow boisduvalia |
Annual herb |
|
Eragrostis mexicana |
Mexican lovegrass |
Annual grass |
|
Eragrostis mexicana ssp. virescens |
Orcutt's eragrostis |
Annual grass |
|
Eremocarpus setigerus |
Turkey mullein |
Annual herb |
4 |
Eriastrum brandegeae |
Brandegee's eriastrum |
Annual herb |
|
Eriastrum brandegeeae |
Brandegee's eriastrum |
Annual herb |
|
Eriastrum tracyi |
Tracy's eriastrum |
Annual herb |
|
Erigeron canadensis |
Canada horseweed |
Annual herb |
|
Eriogonum dasyanthemum |
Chaparral buckwheat |
Annual herb |
|
Eriogonum hirtiflorum |
Hairy flowered buckwheat |
Annual herb |
|
Eriogonum luteolum |
Wicker buckwheat |
Annual herb |
|
Eriogonum luteolum var. luteolum |
Golden buckwheat |
Annual herb |
|
Eriogonum nudum var. pubiflorum |
Hairy flowered buckwheat |
Annual herb |
|
Eriogonum spergulinum |
Wild buckwheat |
Annual herb |
|
Eriogonum spergulinum var. reddingianum |
Spurry buckwheat |
Annual herb |
|
Eriogonum vimineum |
Wicker stemmed eriogonum |
Annual herb |
1 |
Erythranthe alsinoides |
Chickweed monkeyflower |
Annual herb |
|
Erythranthe arvensis |
|
Annual herb |
|
Erythranthe bicolor |
Yellow and white monkeyflower |
Annual herb |
|
Erythranthe breweri |
Brewer's monkeyflower |
Annual herb |
|
Erythranthe floribunda |
Many flowered monkey flower |
Annual herb |
1 |
Erythranthe guttata |
Yellow monkey flower |
Annual, Perennial herb (rhizomatous) |
37 |
Erythranthe latidens |
Broad toothed monkeyflower |
Annual herb |
|
Erythranthe microphylla |
Small leaved monkeyflower |
Annual herb |
|
Erythranthe montioides |
Montia like monkeyflower |
Annual herb |
|
Erythranthe pulsiferae |
Candelabrum monkey flower |
Annual herb |
|
Erythranthe rubella |
Red stemmed himulus |
Annual herb |
|
Erythranthe trinitiensis |
Pink-margined monkeyflower |
Annual herb |
|
Eschscholzia caespitosa |
Tufted eschscholzia |
Annual herb |
16 |
Eschscholzia californica |
California poppy |
Annual, Perennial herb |
51 |
Euphorbia crenulata |
Chinesecaps |
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 |
|
Festuca microstachys |
Small fescue |
Annual grass |
|
Filago californica |
California filago |
Annual herb |
|
Floerkea proserpinacoides |
False mermaid |
Annual herb |
|
Galium aparine |
Cleavers |
Annual herb |
|
Galium bifolium |
Low mountain bedstraw |
Annual herb |
|
Galium triflorum |
Sweet bedstraw |
Annual herb |
|
Gayophytum diffusum |
Spreading groundsmoke |
Annual herb |
|
Gayophytum diffusum ssp. parviflorum |
Small flowered groundsmoke |
Annual herb |
|
Gayophytum heterozygum |
Zig zag gayophytum |
Annual herb |
|
Gayophytum humile |
Dwarf groundsmoke |
Annual herb |
|
Gayophytum racemosum |
Black foot gayophytum |
Annual herb |
|
Gayophytum ramosissimum |
Pinyon gayophytum |
Annual herb |
|
Gentianella amarella |
Autumn dwarf gentian |
Annual herb |
|
Gentianella amarella ssp. acuta |
Autumn dwarf gentian |
Annual herb |
|
Gentianopsis simplex |
Hiker's fringed gentian |
Annual herb |
|
Geranium bicknellii |
Bicknell's geranium |
Annual herb |
|
Geranium carolinianum |
Carolina geranium |
Annual herb |
|
Gilia capillaris |
Smooth leaved gilia |
Annual herb |
|
Gilia capitata |
Blue field gilia |
Annual herb |
18 |
Gilia capitata ssp. capitata |
Blue field gilia |
Annual herb |
2 |
Gilia leptalea |
Bridges' gilia |
Annual herb |
|
Gilia leptalea ssp. leptalea |
Bridges gilia |
Annual herb |
|
Gilia sinistra |
Clockwise gilia |
Annual herb |
|
Gilia sinistra ssp. pinnatisecta |
Cut leaf clockwise gilia |
Annual herb |
|
Gilia sinistra ssp. sinistra |
Clockwise gilia |
Annual herb |
|
Gilia tricolor |
Bird's eyes |
Annual herb |
14 |
Githopsis diffusa |
San gabriel bluecup |
Annual herb |
|
Githopsis diffusa ssp. robusta |
San gabriel bluecup |
Annual herb |
|
Githopsis specularioides |
Venus' looking glass |
Annual herb |
|
Gnaphalium californicum |
California everlasting |
Annual, Perennial herb |
14 |
Gnaphalium palustre |
Lowland cudweed |
Annual herb |
|
Gnaphalium purpureum |
Purple cudweed |
Annual, Perennial herb |
1 |
Gnaphalium stramineum |
Cotton batting |
Annual, Perennial herb |
3 |
Guillenia lasiophylla |
Shaggy thelypod |
Annual herb |
|
Harmonia doris-nilesiae |
Niles's harmonia |
Annual herb |
|
Harmonia stebbinsii |
Stebbins's harmonia |
Annual herb |
|
Helianthus annuus |
Hairy leaved sunflower |
Annual herb |
16 |
Helianthus bolanderi |
Bolander's sunflower |
Annual, Perennial herb |
2 |
Helianthus exilis |
Serpentine sunflower |
Annual herb |
2 |
Hemizonella minima |
Opposite leaved tarweed |
Annual herb |
|
Hemizonia congesta |
Hayfield tarweed |
Annual herb |
5 |
Hemizonia congesta ssp. clevelandii |
Cleveland's tarweed |
Annual herb |
|
Hemizonia congesta ssp. luzulifolia |
Woodrush tarweed |
Annual herb |
6 |
Hemizonia congesta ssp. tracyi |
Tracy's tarplant |
Annual herb |
|
Hesperolinon micranthum |
Small flower western flax |
Annual herb |
|
Hesperolinon tehamense |
Tehama county western flax |
Annual herb |
|
Heterocodon rariflorum |
Heterocodon |
Annual herb |
|
Howellia aquatilis |
Water howellia |
Annual herb (aquatic) |
|
Hypericum anagalloides |
Creeping St. John's wort |
Annual, Perennial herb |
1 |
Idahoa scapigera |
Oldstem idahoa |
Annual herb |
|
Juncus bufonius |
Common toad rush |
Annual grass |
6 |
Juncus bufonius var. bufonius |
Toad rush |
Annual grass |
|
Juncus hemiendytus |
Dwarf rush |
Annual grass |
|
Juncus hemiendytus var. hemiendytus |
Vernal pool rush |
Annual grass |
|
Lagophylla ramosissima |
Common hareleaf |
Annual herb |
|
Lagophylla ramosissima ssp. ramosissima |
Common hareleaf |
Annual herb |
|
Lasthenia californica |
Goldfields |
Annual herb |
12 |
Lasthenia californica ssp. californica |
California goldfields |
Annual herb |
2 |
Lasthenia gracilis |
Needle goldfields |
Annual herb |
|
Layia chrysanthemoides |
Smooth tidy tips |
Annual herb |
1 |
Lepidium lasiocarpum |
Shaggyfruit pepperweed |
Annual herb |
|
Leptosiphon androsaceus |
False babystars |
Annual herb |
1 |
Leptosiphon bicolor |
True babystars |
Annual herb |
|
Leptosiphon bolanderi |
Bolander's linanthus |
Annual herb |
|
Leptosiphon ciliatus |
Whiskerbrush |
Annual herb |
1 |
Leptosiphon ciliatus ssp. ciliatus |
Whiskerbrush |
Annual herb |
|
Leptosiphon filipes |
Thread linanthus |
Annual herb |
|
Leptosiphon harknessii |
Harkness' flaxflower |
Annual herb |
|
Leptosiphon latisectus |
Broad lobed leptosiphon |
Annual herb |
|
Leptosiphon pygmaeus |
Pygmy linanthus |
Annual herb |
|
Leptosiphon pygmaeus ssp. pygmaeus |
Pygmy leptosiphon |
Annual herb |
|
Leptosiphon rattanii |
Rattan's leptosiphon |
Annual herb |
|
Lessingia leptoclada |
Sierra lessingia |
Annual herb |
1 |
Lessingia nemaclada |
Thread stem lessingia |
Annual herb |
|
Limnanthes douglasii |
Common meadow foam |
Annual herb |
7 |
Limnanthes douglasii ssp. nivea |
Snow white meadowfoam |
Annual herb |
3 |
Limnanthes douglasii ssp. striata |
Foothill meadowfoam |
Annual herb |
|
Limnanthes floccosa |
Woolly meadowfoam |
Annual herb |
|
Limnanthes floccosa ssp. floccosa |
Woolly meadowfoam |
Annual herb |
|
Limnanthes striata |
Foothill meadowfoam |
Annual herb |
|
Linanthus androsaceus |
Common linanthus |
Annual herb |
1 |
Linanthus bicolor |
True baby stars |
Annual herb |
|
Linanthus bolanderi |
Bolander's linanthus |
Annual herb |
|
Linanthus ciliatus |
Whisker brush linanthus |
Annual herb |
1 |
Linanthus filipes |
Filiform linanthus |
Annual herb |
|
Linanthus harknessii |
Harkness linanthus |
Annual herb |
|
Linanthus latisectus |
Napa linanthus |
Annual herb |
|
Linanthus pygmaeus |
Pygmy linanthus |
Annual herb |
|
Linanthus pygmaeus ssp. pygmaeus |
Typical pygmy linanthus |
Annual herb |
|
Linanthus rattanii |
Rattan's linanthus |
Annual herb |
|
Logfia filaginoides |
California cottonrose |
Annual herb |
|
Lotus denticulatus |
Toothed lotus |
Annual herb |
|
Lotus hamatus |
Small flowered lotus |
Annual herb |
2 |
Lotus humistratus |
Short podded lotus |
Annual herb |
|
Lotus micranthus |
Hill lotus |
Annual herb |
|
Lotus purshianus |
Bird's foot trefoil |
Annual herb |
6 |
Lotus purshianus var. purshianus |
Spanish lotus |
Annual herb |
1 |
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 affinis |
Fleshy lupine |
Annual herb |
|
Lupinus bicolor |
Lupine |
Annual, Perennial herb |
15 |
Lupinus luteolus |
Butter lupine |
Annual herb |
1 |
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 |
Madia anomala |
Tarweed |
Annual herb |
|
Madia citrigracilis |
Shasta tarweed |
Annual herb |
|
Madia citriodora |
Lemon scented tarweed |
Annual herb |
|
Madia doris-nilesiae |
Niles's madia |
Annual herb |
|
Madia elegans |
Common madia |
Annual herb |
13 |
Madia elegans ssp. densifolia |
Leafy common madia |
Annual herb |
11 |
Madia elegans ssp. elegans |
Common madia |
Annual herb |
1 |
Madia elegans ssp. vernalis |
Spring common madia |
Annual herb |
12 |
Madia exigua |
Small tarweed |
Annual herb |
|
Madia glomerata |
Mountain tarweed |
Annual herb |
|
Madia gracilis |
Gumweed |
Annual herb |
1 |
Madia minima |
Little tarweed |
Annual herb |
|
Madia stebbinsii |
Stebbins's madia |
Annual herb |
|
Malacothrix clevelandii |
Cleveland's malacothrix |
Annual herb |
|
Malacothrix floccifera |
Woolly malacothrix |
Annual herb |
1 |
Matricaria discoidea |
Pineapple weed |
Annual herb |
3 |
Mentzelia dispersa |
Scattered blazing star |
Annual herb |
|
Mentzelia micrantha |
Small flowered stickleaf |
Annual herb |
2 |
Micropus californicus |
Q tips |
Annual herb |
1 |
Micropus californicus var. californicus |
Slender cottonweed |
Annual herb |
|
Microsteris gracilis |
Slender phlox |
Annual herb |
|
Microsteris gracilis var. gracilis |
Slender phlox |
Annual herb |
|
Mimetanthe pilosa |
Snouted monkey flower |
Annual herb |
|
Mimulus alsinoides |
Chickweed monkeyflower |
Annual herb |
|
Mimulus bicolor |
Yellow and white monkeyflower |
Annual herb |
|
Mimulus bolanderi |
Bolander's monkeyflower |
Annual herb |
|
Mimulus brachiatus |
Serpentine monkeyflower |
Annual herb |
|
Mimulus brevipes |
Wide throated yellow monkeyflower |
Annual herb |
2 |
Mimulus breweri |
Brewer's monkeyflower |
Annual herb |
|
Mimulus douglasii |
Purple mouse ears |
Annual herb |
1 |
Mimulus floribundus |
Many flowered monkey flower |
Annual herb |
1 |
Mimulus guttatus |
Yellow monkey flower |
Annual, Perennial herb (rhizomatous) |
36 |
Mimulus jepsonii |
Jepson's monkeyflower |
Annual herb |
|
Mimulus kelloggii |
Kellogg's monkeyflower |
Annual herb |
|
Mimulus latidens |
Broad toothed monkeyflower |
Annual herb |
|
Mimulus layneae |
Layne's monkeyflower |
Annual herb |
|
Mimulus microphyllus |
Small leaved monkeyflower |
Annual herb |
35 |
Mimulus montioides |
Montia like monkeyflower |
Annual herb |
|
Mimulus nanus |
Dwarf monkey flower |
Annual herb |
|
Mimulus nanus var. jepsonii |
Jepson's monkeyflower |
Annual herb |
|
Mimulus nanus var. nanus |
Dwarf monkey flower |
Annual herb |
|
Mimulus parishii |
Parish mimulus |
Annual herb |
35 |
Mimulus pilosus |
Snouted monkey flower |
Annual herb |
|
Mimulus pulsiferae |
Candelabrum monkey flower |
Annual herb |
|
Mimulus rubellus |
Red stemmed himulus |
Annual herb |
|
Minuartia californica |
Sandwort |
Annual herb |
|
Minuartia douglasii |
Douglas' sandwort |
Annual herb |
|
Minuartia pusilla |
Annual sandwort |
Annual herb |
|
Montia fontana |
Water montia |
Annual herb |
|
Montia howellii |
Howell's montia |
Annual herb |
|
Montia linearis |
Narrow leaved water chickweed |
Annual herb |
|
Muhlenbergia filiformis |
Slender muhly |
Annual, Perennial grass |
|
Muhlenbergia minutissima |
Annual muhly |
Annual grass |
|
Myosurus apetalus |
Mouse tail |
Annual herb |
|
Myosurus apetalus var. montanus |
Bristly mousetail |
Annual herb |
|
Myosurus minimus |
Little mouse tail |
Annual herb |
|
Navarretia atractyloides |
Holly leaf navarretia |
Annual herb |
|
Navarretia capillaris |
Miniature gilia |
Annual herb |
|
Navarretia divaricata |
Mountain navarretia |
Annual herb |
|
Navarretia divaricata ssp. divaricata |
Mountain navarretia |
Annual herb |
|
Navarretia divaricata ssp. vividior |
Mountain navarretia |
Annual herb |
|
Navarretia heterandra |
Tehama navarretia |
Annual herb |
|
Navarretia intertexta |
Interwoven navarretia |
Annual herb |
|
Navarretia intertexta ssp. intertexta |
Interwoven navarretia |
Annual herb |
|
Navarretia intertexta ssp. propinqua |
Great basin navarretia |
Annual herb |
|
Navarretia leptalea |
Bridges' pincushionplant |
Annual herb |
|
Navarretia leptalea ssp. leptalea |
Bridges' gilia |
Annual herb |
|
Navarretia leucocephala |
White headed navarretia |
Annual herb |
|
Navarretia leucocephala ssp. bakeri |
Baker's navarretia |
Annual herb |
|
Navarretia linearifolia |
Navarretia |
Annual herb |
|
Navarretia linearifolia ssp. linearifolia |
Navarretia |
Annual herb |
|
Navarretia linearifolia ssp. pinnatisecta |
Pinnate-leaved navarretia |
Annual herb |
|
Navarretia mellita |
Skunk navarretia |
Annual herb |
|
Navarretia paradoxiclara |
Navarretia |
Annual herb |
|
Navarretia paradoxinota |
Navarretia |
Annual herb |
|
Navarretia propinqua |
|
Annual herb |
|
Navarretia pubescens |
Purple navarretia |
Annual herb |
|
Navarretia sinistra |
Alva day's pincushionplant |
Annual herb |
|
Navarretia sinistra ssp. pinnatisecta |
Pinnate leaved navarretia |
Annual herb |
|
Navarretia sinistra ssp. sinistra |
Alva day's gilia |
Annual herb |
|
Navarretia squarrosa |
Skunkweed |
Annual herb |
|
Navarretia tagetina |
Marigold navarretia |
Annual herb |
|
Navarretia vividior |
Mountain navarretia |
Annual herb |
|
Nemacladus capillaris |
Common nemacladus |
Annual herb |
|
Nemophila heterophylla |
Canyon nemophila |
Annual herb |
|
Nemophila menziesii |
Baby blue eyes |
Annual herb |
17 |
Nemophila menziesii var. atomaria |
Baby blue eyes |
Annual herb |
|
Nemophila menziesii var. menziesii |
Baby blue eyes |
Annual herb |
|
Nemophila parviflora |
Small flowered nemophila |
Annual herb |
|
Nemophila parviflora var. austiniae |
Rebecca austin's nemophila |
Annual herb |
|
Nemophila parviflora var. parviflora |
Small flowered nemophila |
Annual herb |
|
Nemophila pedunculata |
Meadow nemophila |
Annual herb |
|
Nicotiana attenuata |
Coyote tobacco |
Annual herb |
|
Nicotiana bigelovii var. wallacei |
Indian tobacco |
Annual herb |
1 |
Nicotiana quadrivalvis |
Indian tobacco |
Annual herb |
3 |
Orobanche vallicola |
Valley broom rape |
Annual herb |
|
Orthocarpus cuspidatus |
Broad scaled owl's clover |
Annual herb |
1 |
Orthocarpus cuspidatus ssp. copelandii |
Copeland's owl's clover |
Annual herb |
|
Orthocarpus cuspidatus ssp. cuspidatus |
Siskiyou mtns. orthocarpus |
Annual herb |
|
Orthocarpus imbricatus |
Imbricate owl's clover |
Annual herb |
|
Panicum capillare |
Old witch grass |
Annual grass |
2 |
Panicum oligosanthes |
Heller's rosette grass |
Annual grass |
|
Panicum oligosanthes var. scribnerianum |
Scribner's rosette grass |
Annual grass |
|
Parietaria pensylvanica |
Pennsylvania pellitory |
Annual herb |
|
Pectocarya penicillata |
Winged pectocarya |
Annual herb |
|
Pectocarya pusilla |
Little pectocarya |
Annual herb |
|
Pectocarya setosa |
Moth combseed |
Annual herb |
1 |
Persicaria lapathifolia |
Common knotweed |
Annual herb |
|
Phacelia crenulata |
Notch leaved phacelia |
Annual herb |
2 |
Phacelia greenei |
Scott valley phacelia |
Annual herb |
|
Phacelia leonis |
Siskiyou phacelia |
Annual herb |
|
Phacelia linearis |
Thread leaf phacelia |
Annual herb |
|
Phacelia pringlei |
Pringle's phacelia |
Annual herb |
|
Phacelia racemosa |
Racemose phacelia |
Annual herb |
|
Phlox gracilis |
Annual phlox |
Annual herb |
|
Plagiobothrys bracteatus |
Bracted allocarya |
Annual herb |
|
Plagiobothrys cognatus |
Popcorn flower |
Annual herb |
|
Plagiobothrys hispidulus |
Harsh allocarya |
Annual herb |
|
Plagiobothrys nothofulvus |
Rusty haired popcorn flower |
Annual herb |
|
Plagiobothrys reticulatus |
Reticulate popcorn flower |
Annual herb |
|
Plagiobothrys reticulatus var. rossianorum |
Fort ross allocarya |
Annual herb |
|
Plagiobothrys scouleri |
Scouler's popcornflower |
Annual herb |
|
Plagiobothrys scouleri var. hispidulus |
Sleeping popcornflower |
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 |
|
Plantago erecta |
California plantain |
Annual herb |
6 |
Platystemon californicus |
Cream cups |
Annual herb |
2 |
Plectritis brachystemon |
Short spurred plectritis |
Annual herb |
|
Plectritis ciliosa |
Long spurred plectritis |
Annual herb |
|
Plectritis congesta |
Sea blush |
Annual herb |
1 |
Plectritis congesta ssp. brachystemon |
Shortspur seablush |
Annual herb |
|
Plectritis congesta ssp. congesta |
Sea blush |
Annual herb |
|
Plectritis macrocera |
Plectritis |
Annual herb |
|
Poa bolanderi |
Bolander's bluegrass |
Annual grass |
|
Poa howellii |
Howell's blue grass |
Annual grass |
|
Polemonium micranthum |
Annual sky pilot |
Annual herb |
|
Polygonum californicum |
California knotweed |
Annual herb |
|
Polygonum douglasii |
Douglas' knotweed |
Annual herb |
|
Polygonum douglasii ssp. douglasii |
Douglas' knotweed |
Annual herb |
|
Polygonum douglasii ssp. johnstonii |
Knotweed |
Annual herb |
|
Polygonum douglasii ssp. majus |
Large douglas' knotweed |
Annual herb |
|
Polygonum douglasii ssp. spergulariiforme |
Spurry knotweed |
Annual herb |
|
Polygonum lapathifolium |
Common knotweed |
Annual herb |
|
Polygonum majus |
Large douglas' knotweed |
Annual herb |
|
Polygonum minimum |
Little mountain knotweed |
Annual herb |
|
Polygonum parryi |
Parry's knotweed |
Annual herb |
|
Polygonum polygaloides |
Milkwort knotweed |
Annual herb |
|
Polygonum polygaloides ssp. kelloggii |
Kellogg's knotweed |
Annual herb |
|
Polygonum sawatchense |
Knotweed |
Annual herb |
|
Polygonum sawatchense ssp. oblivium |
Knotweed |
Annual, Perennial herb |
|
Polygonum sawatchense ssp. sawatchense |
Knotweed |
Annual, Perennial herb |
|
Polygonum spergulariiforme |
Spurry knotweed |
Annual herb |
|
Poteridium annuum |
Western burnet |
Annual, Perennial herb |
|
Pseudognaphalium californicum |
Ladies' tobacco |
Annual, Perennial herb |
14 |
Psilocarphus brevissimus |
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 |
|
Rafinesquia californica |
California chicory |
Annual herb |
|
Ranunculus hebecarpus |
Pubescent fruited buttercup |
Annual herb |
|
Ranunculus macounii |
Macoun's buttercup |
Annual, Perennial herb |
|
Ranunculus uncinatus |
Hooked fruit buttercup |
Annual, Perennial herb |
|
Ranunculus uncinatus var. parviflorus |
Small flowered hooked fruit buttercup |
Annual, Perennial herb |
|
Rigiopappus leptocladus |
Wire weed |
Annual herb |
|
Rorippa curvipes |
Bluntleaf yellow cress |
Annual herb |
|
Rorippa curvisiliqua |
Curvepod yellow cress |
Annual, Perennial herb |
|
Rorippa palustris |
Bog yellow cress |
Annual, Perennial herb |
|
Rorippa tenerrima |
Modoc yellow cress |
Annual herb |
|
Sagina decumbens |
Trailing pearlwort |
Annual herb |
|
Sagina decumbens ssp. occidentalis |
Western pearlwort |
Annual herb |
|
Scribneria bolanderi |
Scribneria |
Annual grass |
|
Sedum radiatum |
Coast range stonecrop |
Annual herb |
|
Sidalcea diploscypha |
Fringed checker mallow |
Annual herb |
|
Silene antirrhina |
Sleepy catch fly |
Annual herb |
|
Silene californica |
California indian pink |
Annual herb |
2 |
Stellaria nitens |
Shining chickweed |
Annual herb |
|
Stephanomeria paniculata |
Stiff branched stephanomeria |
Annual herb |
|
Stephanomeria virgata |
Twiggy wreath plant |
Annual herb |
1 |
Stephanomeria virgata ssp. pleurocarpa |
Tall stephanomeria |
Annual herb |
|
Stephanomeria virgata ssp. virgata |
Tall milk aster |
Annual herb |
|
Streptanthus breweri |
Brewer's jewelflower |
Annual herb |
|
Streptanthus breweri var. breweri |
Brewer's jewelflower |
Annual herb |
|
Streptanthus drepanoides |
Sickle fruit jewel flower |
Annual herb |
|
Streptanthus tortuosus |
Jewelweed |
Annual, Perennial herb |
|
Streptanthus tortuosus var. orbiculatus |
Mountain jewelflower |
Annual, Perennial herb |
|
Streptanthus tortuosus var. tortuosus |
Mountain jewelflower |
Annual, Perennial herb |
|
Symphyotrichum subspicatum |
Douglas aster |
Annual herb |
9 |
Tetrapteron graciliflorum |
Hill sun cup |
Annual herb |
|
Thysanocarpus curvipes |
Common fringe pod |
Annual herb |
2 |
Thysanocarpus curvipes ssp. curvipes |
Fringe Pod |
Annual herb |
|
Thysanocarpus curvipes ssp. elegans |
Fringe Pod |
Annual herb |
|
Thysanocarpus radians |
Showy fringe pod |
Annual herb |
1 |
Tonella tenella |
Small flowered tonella |
Annual herb |
|
Tracyina rostrata |
Beaked tracyina |
Annual herb |
|
Trichostema lanceolatum |
Vinegarweed |
Annual herb |
3 |
Trichostema laxum |
Turpentine weed |
Annual herb |
|
Trichostema oblongum |
Mountain bluecurls |
Annual herb |
|
Trichostema simulatum |
Siskiyou bluecurls |
Annual herb |
|
Trifolium albopurpureum |
Indian clover |
Annual herb |
2 |
Trifolium albopurpureum var. dichotomum |
Clover |
Annual herb |
|
Trifolium albopurpureum var. olivaceum |
Owl's clover |
Annual herb |
|
Trifolium bifidum |
Notch leaf clover |
Annual herb |
2 |
Trifolium ciliolatum |
Tree clover |
Annual herb |
6 |
Trifolium columbinum |
Olive clover |
Annual herb |
|
Trifolium cyathiferum |
Cup clover |
Annual herb |
|
Trifolium depauperatum |
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 |
4 |
Trifolium gracilentum var. gracilentum |
Pin point clover |
Annual herb |
4 |
Trifolium microcephalum |
Small head clover |
Annual herb |
4 |
Trifolium microdon |
Valparaiso clover |
Annual herb |
|
Trifolium obtusiflorum |
Creek clover |
Annual herb |
5 |
Trifolium oliganthum |
Few flowered clover |
Annual herb |
1 |
Trifolium olivaceum |
Olive clover |
Annual herb |
|
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 |
Triodanis biflora |
Venus looking glass |
Annual herb |
|
Triphysaria pusilla |
Little owl's clover |
Annual herb |
|
Uropappus lindleyi |
Silver puffs |
Annual herb |
1 |
Verbena menthifolia |
Mint leafed vervain |
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 |
|
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 |
Zeltnera venusta |
Charming centaury |
Annual herb |
|
Lifeform: Biennial | 2 plants |
Lifeform: Perennial | 1796 plants |
Lifeform: Fern | 63 plants |
Lifeform: Shrub | 343 plants |
Lifeform: Tree | 67 plants |