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Scientific Name | Common Name | Family | Lifeform |
Photo and Plant Page (click for plant page)
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Acanthomintha duttonii | San Mateo thorn-mint | Lamiaceae | annual herb | ![]() |
Acanthomintha lanceolata | Santa Clara thorn-mint | Lamiaceae | annual herb | |
Agrostis blasdalei | Blasdale's bent grass | Poaceae | perennial rhizomatous herb | ![]() |
Allium peninsulare var. franciscanum | Franciscan onion | Alliaceae | perennial bulbiferous herb | ![]() |
Allium sharsmithiae | Sharsmith's onion | Alliaceae | perennial bulbiferous herb | |
Amsinckia lunaris | bent-flowered fiddleneck | Boraginaceae | annual herb | ![]() |
Androsace elongata ssp. acuta | California androsace | Primulaceae | annual herb | |
Arabis blepharophylla | coast rockcress | Brassicaceae | perennial herb | |
Arctostaphylos andersonii | Anderson's manzanita | Ericaceae | perennial evergreen shrub | ![]() |
Arctostaphylos imbricata | San Bruno Mountain manzanita | Ericaceae | perennial evergreen shrub | ![]() |
Arctostaphylos montaraensis | Montara manzanita | Ericaceae | perennial evergreen shrub | ![]() |
Arctostaphylos pacifica | Pacific manzanita | Ericaceae | evergreen shrub | ![]() |
Arctostaphylos regismontana | Kings Mountain manzanita | Ericaceae | perennial evergreen shrub | ![]() |
Astragalus nuttallii var. nuttallii | ocean bluff milk-vetch | Fabaceae | perennial herb | |
Astragalus pycnostachyus var. pycnostachyus | coastal marsh milk-vetch | Fabaceae | perennial herb | ![]() |
Astragalus tener var. tener | alkali milk-vetch | Fabaceae | annual herb | ![]() |
Atriplex joaquinana | San Joaquin spearscale | Chenopodiaceae | annual herb | ![]() |
Azolla microphylla | Mexican mosquito fern | Azollaceae | annual / perennial herb | |
Balsamorhiza macrolepis | big-scale balsamroot | Asteraceae | perennial herb | ![]() |
Boechera rubicundula | Mount Day rockcress | Brassicaceae | perennial herb | |
Calandrinia breweri | Brewer's calandrinia | Montiaceae | annual herb | |
California macrophylla | round-leaved filaree | Geraniaceae | annual herb | ![]() |
Calochortus umbellatus | Oakland star-tulip | Liliaceae | perennial bulbiferous herb | |
Calochortus uniflorus | pink star-tulip | Liliaceae | perennial bulbiferous herb | |
Calyptridium parryi var. hesseae | Santa Cruz Mountains pussypaws | Montiaceae | annual herb | |
Calystegia collina ssp. venusta | South Coast Range morning-glory | Convolvulaceae | perennial rhizomatous herb | |
Campanula exigua | chaparral harebell | Campanulaceae | annual herb | ![]() |
Campanula sharsmithiae | Sharsmith's harebell | Campanulaceae | annual herb | ![]() |
Castilleja affinis var. neglecta | Tiburon paintbrush | Orobanchaceae | perennial herb (hemiparasitic) | ![]() |
Castilleja ambigua var. ambigua | johnny-nip | Orobanchaceae | annual herb (hemiparasitic) | |
Castilleja rubicundula var. rubicundula | pink creamsacs | Orobanchaceae | annual herb (hemiparasitic) | ![]() |
Ceanothus ferrisiae | Coyote ceanothus | Rhamnaceae | perennial evergreen shrub | ![]() |
Centromadia parryi ssp. congdonii | Congdon's tarplant | Asteraceae | annual herb | ![]() |
Centromadia parryi ssp. parryi | pappose tarplant | Asteraceae | annual herb | ![]() |
Chloropyron maritimum ssp. palustre | Point Reyes bird's-beak | Orobanchaceae | annual herb (hemiparasitic) | ![]() |
Chorizanthe cuspidata var. cuspidata | San Francisco Bay spineflower | Polygonaceae | annual herb | ![]() |
Chorizanthe robusta var. robusta | robust spineflower | Polygonaceae | annual herb | ![]() |
Cirsium andrewsii | Franciscan thistle | Asteraceae | perennial herb | |
Cirsium fontinale var. campylon | Mt. Hamilton fountain thistle | Asteraceae | perennial herb | ![]() |
Cirsium fontinale var. fontinale | Crystal Springs fountain thistle | Asteraceae | perennial herb | ![]() |
Cirsium praeteriens | lost thistle | Asteraceae | perennial herb | |
Clarkia breweri | Brewer's clarkia | Onagraceae | annual herb | |
Clarkia concinna ssp. automixa | Santa Clara red ribbons | Onagraceae | annual herb | |
Collinsia multicolor | San Francisco collinsia | Plantaginaceae | annual herb | |
Corethrogyne leucophylla | branching beach aster | Asteraceae | perennial herb | |
Cypripedium fasciculatum | clustered lady's-slipper | Orchidaceae | perennial rhizomatous herb | |
Cypripedium montanum | mountain lady's-slipper | Orchidaceae | perennial rhizomatous herb | |
Delphinium californicum ssp. interius | Hospital Canyon larkspur | Ranunculaceae | perennial herb | |
Dirca occidentalis | western leatherwood | Thymelaeaceae | perennial deciduous shrub | |
Dudleya abramsii ssp. setchellii | Santa Clara Valley dudleya | Crassulaceae | perennial herb | ![]() |
Elymus californicus | California bottle-brush grass | Poaceae | perennial herb | |
Equisetum palustre | marsh horsetail | Equisetaceae | perennial rhizomatous herb | |
Eriastrum tracyi | Tracy's eriastrum | Polemoniaceae | annual herb | |
Eriogonum argillosum | clay buckwheat | Polygonaceae | annual herb | |
Eriogonum nudum var. decurrens | Ben Lomond buckwheat | Polygonaceae | perennial herb | ![]() |
Eriogonum umbellatum var. bahiiforme | bay buckwheat | Polygonaceae | perennial herb | |
Eriophyllum jepsonii | Jepson's woolly sunflower | Asteraceae | perennial herb | |
Eriophyllum latilobum | San Mateo woolly sunflower | Asteraceae | perennial herb | ![]() |
Eryngium aristulatum var. hooveri | Hoover's button-celery | Apiaceae | annual / perennial herb | ![]() |
Erysimum ammophilum | sand-loving wallflower | Brassicaceae | perennial herb | |
Erysimum franciscanum | San Francisco wallflower | Brassicaceae | perennial herb | |
Fissidens pauperculus | minute pocket moss | Fissidentaceae | moss | |
Fritillaria agrestis | stinkbells | Liliaceae | perennial bulbiferous herb | |
Fritillaria biflora var. ineziana | Hillsborough chocolate lily | Liliaceae | perennial bulbiferous herb | ![]() |
Fritillaria falcata | talus fritillary | Liliaceae | perennial bulbiferous herb | |
Fritillaria lanceolata var. tristulis | Marin checker lily | Liliaceae | perennial bulbiferous herb | |
Fritillaria liliacea | fragrant fritillary | Liliaceae | perennial bulbiferous herb | |
Galium andrewsii ssp. gatense | phlox-leaf serpentine bedstraw | Rubiaceae | perennial herb | |
Grimmia torenii | Toren's grimmia | Grimmiaceae | moss | |
Grindelia hirsutula var. maritima | San Francisco gumplant | Asteraceae | perennial herb | |
Helianthella castanea | Diablo helianthella | Asteraceae | perennial herb | |
Helianthus exilis | serpentine sunflower | Asteraceae | annual herb | |
Hemizonia congesta ssp. congesta | white seaside tarplant | Asteraceae | annual herb | |
Hesperevax sparsiflora var. brevifolia | short-leaved evax | Asteraceae | annual herb | |
Hesperocyparis abramsiana var. butanoensis | Butano Ridge cypress | Cupressaceae | perennial evergreen tree | |
Hesperolinon congestum | Marin western flax | Linaceae | annual herb | ![]() |
Heteranthera dubia | water star-grass | Pontederiaceae | perennial herb | |
Hoita strobilina | Loma Prieta hoita | Fabaceae | perennial herb | ![]() |
Hordeum intercedens | vernal barley | Poaceae | annual herb | |
Horkelia cuneata var. sericea | Kellogg's horkelia | Rosaceae | perennial herb | ![]() |
Horkelia marinensis | Point Reyes horkelia | Rosaceae | perennial herb | |
Hosackia gracilis | harlequin lotus | Fabaceae | perennial rhizomatous herb | |
Iris longipetala | coast iris | Iridaceae | perennial rhizomatous herb | |
Isocoma menziesii var. diabolica | Satan's goldenbush | Asteraceae | perennial shrub | |
Lasthenia californica ssp. macrantha | perennial goldfields | Asteraceae | perennial herb | ![]() |
Lasthenia conjugens | Contra Costa goldfields | Asteraceae | annual herb | ![]() |
Legenere limosa | legenere | Campanulaceae | annual herb | ![]() |
Leptosiphon acicularis | bristly leptosiphon | Polemoniaceae | annual herb | |
Leptosiphon ambiguus | serpentine leptosiphon | Polemoniaceae | annual herb | |
Leptosiphon croceus | coast yellow leptosiphon | Polemoniaceae | annual herb | ![]() |
Leptosiphon grandiflorus | large-flowered leptosiphon | Polemoniaceae | annual herb | |
Leptosiphon rosaceus | rose leptosiphon | Polemoniaceae | annual herb | ![]() |
Leptosyne hamiltonii | Mt. Hamilton coreopsis | Asteraceae | annual herb | ![]() |
Lessingia arachnoidea | Crystal Springs lessingia | Asteraceae | annual herb | ![]() |
Lessingia germanorum | San Francisco lessingia | Asteraceae | annual herb | |
Lessingia hololeuca | woolly-headed lessingia | Asteraceae | annual herb | ![]() |
Lessingia micradenia var. glabrata | smooth lessingia | Asteraceae | annual herb | ![]() |
Lessingia tenuis | spring lessingia | Asteraceae | annual herb | |
Lilium maritimum | coast lily | Liliaceae | perennial bulbiferous herb | ![]() |
Limnanthes douglasii ssp. ornduffii | Ornduff's meadofoam | Limnanthaceae | annual herb | |
Limnanthes douglasii ssp. sulphurea | Point Reyes meadowfoam | Limnanthaceae | annual herb | |
Lomatium observatorium | Mt. Hamilton lomatium | Apiaceae | perennial herb | ![]() |
Lupinus arboreus var. eximius | San Mateo tree lupine | Fabaceae | perennial evergreen shrub | |
Madia radiata | showy golden madia | Asteraceae | annual herb | ![]() |
Malacothamnus aboriginum | Indian Valley bush-mallow | Malvaceae | perennial deciduous shrub | ![]() |
Malacothamnus arcuatus | arcuate bush-mallow | Malvaceae | perennial evergreen shrub | ![]() |
Malacothamnus davidsonii | Davidson's bush-mallow | Malvaceae | perennial deciduous shrub | ![]() |
Malacothamnus hallii | Hall's bush-mallow | Malvaceae | perennial evergreen shrub | ![]() |
Malacothrix phaeocarpa | dusky-fruited malacothrix | Asteraceae | annual herb | |
Meconella oregana | Oregon meconella | Papaveraceae | annual herb | ![]() |
Micropus amphibolus | Mt. Diablo cottonweed | Asteraceae | annual herb | |
Microseris paludosa | marsh microseris | Asteraceae | perennial herb | ![]() |
Microseris sylvatica | sylvan microseris | Asteraceae | perennial herb | |
Monardella antonina ssp. antonina | San Antonio Hills monardella | Lamiaceae | perennial rhizomatous herb | |
Monolopia gracilens | woodland woolythreads | Asteraceae | annual herb | ![]() |
Navarretia cotulifolia | cotula navarretia | Polemoniaceae | annual herb | |
Navarretia prostrata | prostrate vernal pool navarretia | Polemoniaceae | annual herb | ![]() |
Orthotrichum kellmanii | Kellman's bristle moss | Orthotrichaceae | moss | |
Pedicularis dudleyi | Dudley's lousewort | Orobanchaceae | perennial herb | ![]() |
Penstemon rattanii var. kleei | Santa Cruz Mountains beardtongue | Plantaginaceae | perennial herb | ![]() |
Pentachaeta bellidiflora | white-rayed pentachaeta | Asteraceae | annual herb | ![]() |
Pentachaeta exilis ssp. aeolica | San Benito pentachaeta | Asteraceae | annual herb | ![]() |
Perideridia gairdneri ssp. gairdneri | Gairdner's yampah | Apiaceae | perennial herb | |
Phacelia phacelioides | Mt. Diablo phacelia | Boraginaceae | annual herb | ![]() |
Pinus radiata | Monterey pine | Pinaceae | perennial evergreen tree | ![]() |
Piperia candida | white-flowered rein orchid | Orchidaceae | perennial herb | ![]() |
Piperia leptopetala | narrow-petaled rein orchid | Orchidaceae | perennial herb | ![]() |
Piperia michaelii | Michael's rein orchid | Orchidaceae | perennial herb | ![]() |
Plagiobothrys chorisianus var. chorisianus | Choris' popcorn-flower | Boraginaceae | annual herb | ![]() |
Plagiobothrys chorisianus var. hickmanii | Hickman's popcorn-flower | Boraginaceae | annual herb | ![]() |
Plagiobothrys diffusus | San Francisco popcorn-flower | Boraginaceae | annual herb | ![]() |
Plagiobothrys glaber | hairless popcorn-flower | Boraginaceae | annual herb | ![]() |
Plagiobothrys uncinatus | hooked popcorn-flower | Boraginaceae | annual herb | ![]() |
Plagiobothrys verrucosus | warty popcorn-flower | Boraginaceae | annual herb | |
Polemonium carneum | Oregon polemonium | Polemoniaceae | perennial herb | |
Potentilla hickmanii | Hickman's cinquefoil | Rosaceae | perennial herb | ![]() |
Psilocarphus brevissimus var. multiflorus | Delta woolly-marbles | Asteraceae | annual herb | |
Ranunculus lobbii | Lobb's aquatic buttercup | Ranunculaceae | annual herb | |
Sanicula hoffmannii | Hoffmann's sanicle | Apiaceae | perennial herb | |
Sanicula saxatilis | rock sanicle | Apiaceae | perennial herb | ![]() |
Senecio aphanactis | chaparral ragwort | Asteraceae | annual herb | |
Sidalcea malachroides | maple-leaved checkerbloom | Malvaceae | perennial herb | |
Silene verecunda ssp. verecunda | San Francisco campion | Caryophyllaceae | perennial herb | ![]() |
Stebbinsoseris decipiens | Santa Cruz microseris | Asteraceae | annual herb | ![]() |
Streptanthus albidus ssp. albidus | Metcalf Canyon jewel-flower | Brassicaceae | annual herb | ![]() |
Streptanthus albidus ssp. peramoenus | most beautiful jewel-flower | Brassicaceae | annual herb | ![]() |
Streptanthus callistus | Mt. Hamilton jewel-flower | Brassicaceae | annual herb | ![]() |
Stuckenia filiformis ssp. alpina | slender-leaved pondweed | Potamogetonaceae | perennial rhizomatous herb | |
Suaeda californica | California seablite | Chenopodiaceae | perennial evergreen shrub | ![]() |
Toxicoscordion fontanum | marsh zigadenus | Melanthiaceae | perennial bulbiferous herb | |
Trifolium amoenum | two-fork clover | Fabaceae | annual herb | ![]() |
Trifolium hydrophilum | saline clover | Fabaceae | annual herb | ![]() |
Triphysaria floribunda | San Francisco owl's-clover | Orobanchaceae | annual herb | ![]() |
Triquetrella californica | coastal triquetrella | Pottiaceae | moss | |
Tropidocarpum capparideum | caper-fruited tropidocarpum | Brassicaceae | annual herb | ![]() |
Usnea longissima | Methuselah's beard lichen | Parmeliaceae | fruticose lichen (epiphytic) |