Illustrated Plant List

Acer macrophyllum Big leaf maple, Bigleaf maple

native
Tree

SAPINDACEAE

Achyrachaena mollis Blow-Wives

native
Annual herb

Adenostoma fasciculatum Chamise

native
Tree, Shrub

Adiantum jordanii Adiantum, maiden hair fern

native
Fern

Aesculus californica Buckeye, California buckeye, California horse chestnut

native
Tree

SAPINDACEAE

Agoseris grandiflora Bigflower agoseris, California dandelion, Giant mountain dandelion

native
Perennial herb

Agoseris heterophylla Annual agoseris, Annual mountain dandelion

native
Annual herb

Agrostis exarata Spike bentgrass, Spike redtop

native
Perennial grass

Agrostis microphylla Little leaf bentgrass, Small leaf bentgrass, Small leaved bentgrass

native
Annual grass

Agrostis viridis Water beard grass

non-native
Perennial grass

Alisma plantago-aquatica Northern water plantain

native
Perennial herb (aquatic)

ALISMATACEAE

Allium amplectens Narrow leaved onion, Narrowleaf onion

native
Perennial herb (bulb)

Allium fimbriatum var. fimbriatum Fringed onion

native
Perennial herb (bulb)

Allium lacunosum var. lacunosum Pitted onion

native
Perennial herb (bulb)

Allium lacunosum var. micranthum Small flowered pitted onion, White fringed onion

native
Perennial herb (bulb)

Allium peninsulare Mexicali onion

native
Perennial herb (bulb)

Allium unifolium One leaf onion, Oneleaf onion

native
Perennial herb (bulb)

Allophyllum divaricatum Purple false gilia, Purple false gilyflower, Straggling gilia

native
Annual herb

Allophyllum gilioides ssp. gilioides Dense false gilia, Dense false gilyflower

native
Annual herb

Allophyllum gilioides ssp. violaceum Dense false gilia, Dense false gilyflower

native
Annual herb

Alnus rhombifolia White alder

native
Tree

BETULACEAE

Amelanchier utahensis Pale leaved serviceberry, Service berry, Utah service berry

native
Shrub

Amsinckia douglasiana Douglas' fiddleneck

• rare native
Annual herb

Amsinckia menziesii var. intermedia Common fiddleneck

native
Annual herb

Amsinckia menziesii var. menziesii Menzies' fiddleneck, Small flowered fiddleneck

native
Annual herb

Anagallis arvensis Scarlet pimpernel

non-native
Annual herb

MYRSINACEAE

Anemopsis californica Yerba mansa

native
Perennial herb

SAURURACEAE

Antirrhinum kelloggii Climbing snapdragon, Kellogg's snapdragon, Lax snapdragon

native
Annual herb

Antirrhinum multiflorum

native
Perennial herb

Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley

native
Annual herb

Apocynum cannabinum Indian hemp, Indianhemp dogbane, Hemp Dogbane

native
Perennial herb

APOCYNACEAE

Aquilegia eximia Serpentine columbine, Sticky columbine, Van Houtte's columbine

native
Perennial herb

Arabis blepharophylla Coast rock cress

• rare native
Perennial herb

Arabis breweri var. breweri Brewer's rockcress

native
Perennial herb

Arabis glabra var. glabra Tower rockcress

native
Perennial herb

Arbutus menziesii Madrono, Pacific madrone, Madrone

native
Tree

Arctostaphylos glandulosa ssp. glandulosa Eastwood manzanita, Eastwood's manzanita

native
Shrub

Arctostaphylos glandulosa ssp. glandulosa

Arctostaphylos glauca Big berry manzanita, Bigberry manzanita

native
Tree, Shrub

Arctostaphylos hooveri Hoover's manzanita

• rare native
Shrub

Arctostaphylos obispoensis Bishop manzanita, Serpentine manzanita

• rare native
Shrub

Arctostaphylos pilosula La panza manzanita, Santa Margarita manzanita

• rare native
Shrub

Arctostaphylos pungens Mexican manzanita, Pointleaf manzanita

native
Tree, Shrub

Aristocapsa insignis Indian valley spine flower, Indian valley spineflower

• rare native
Annual herb

Arnica cordifolia Heart leaved arnica, Heartleaf arnica

native
Perennial herb

Artemisia douglasiana California mugwort, Douglas' sagewort

native
Perennial herb

Asclepias eriocarpa Indian milkweed, Kotolo milkweed, Woolypod milkweed

native
Perennial herb

APOCYNACEAE

Asclepias fascicularis Narrow leaf milkweed

native
Perennial herb

APOCYNACEAE

Aspidotis carlotta-halliae Carlotta hall's lace fern

• rare native
Fern (rhizomatous)

Astragalus didymocarpus var. didymocarpus Common dwarf milkvetch, Dwarf white milkvetch, Two seeded milk vetch

native
Annual herb

Astragalus didymocarpus var. didymocarpus

Astragalus gambelianus Dwarf loco weed, Gambel's dwarf milk vetch, Gambel's locoweed

native
Annual herb

Baccharis plummerae ssp. glabrata San simeon baccharis

• rare native
Shrub

Baccharis salicifolia Mule fat., seep willow, Mule's fat, Mulefat

native
Shrub

Barbarea orthoceras American rocket, American wintercress, Erectpod wintercress

native
Perennial herb

Barbarea verna Early winter cress, Early wintercress, Scurvy grass

non-native
Perennial herb

Berberis aquifolium var. dictyota Jepson's oregon grape, Shining netvein barberry

native
Shrub

BERBERIDACEAE

Berberis pinnata ssp. pinnata California barberry, Coast barberry, Shiny leaf barberry

native
Shrub

BERBERIDACEAE

Blennosperma nanum var. nanum Common blennosperma, Common stickyseed

native
Annual herb

Bloomeria crocea Common goldenstar, Golden star

native
Perennial herb

Bowlesia incana Hoary bowlesia

native
Annual herb

Boykinia occidentalis Brook foam, Coastal brookfoam, Western boykinia

native
Perennial herb

SAXIFRAGACEAE

Brickellia californica Brickell bush, California brickellbush, California brickellia

native
Shrub

Briza minor Little quaking grass, Little quakinggrass, Little rattlesnake grass

non-native
Annual grass

Brodiaea jolonensis Chaparral brodiaea, Dwarf brodiaea, Jolon brodiaea

native
Perennial herb

Brodiaea terrestris ssp. terrestris Dwarf brodiaea

native
Perennial herb

Bromus carinatus var. carinatus California brome, Mountain brome

native
Perennial grass

Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass

• invasive non-native
Annual grass

Bromus hordeaceus Soft brome, Soft chess

• invasive non-native
Annual grass

Bromus madritensis ssp. rubens Red brome

• invasive non-native
Annual grass

Calandrinia breweri Brewer's calandrinia

• rare native
Annual herb

Calandrinia ciliata red maids, Calandrinia

native
Annual herb

Callitriche marginata California water starwort, Winged water starwort

native
Annual herb (aquatic)

Calochortus albus var. albus White fairy lantern, White globe lily

native
Perennial herb

Calochortus albus var. rubellus White fairy lantern, White globe lily

native
Perennial herb

Calochortus splendens Splendid mariposa lily

native
Perennial herb

Calochortus venustus Butterfly mariposa lily

native
Perennial herb

Calycadenia truncata Rosin weed

native
Annual herb

Calycadenia villosa Dwarf calycadenia

• rare native
Annual herb

Calyptridium monandrum Common pussypaws, Pussy paws

native
Annual herb

Calystegia collina ssp. collina Coast range false bindweed, Hillside morning glory

native
Perennial herb

Calystegia collina ssp. venusta South coast range morning glory

• rare native
Perennial herb (rhizomatous)

Calystegia longipes Paiute false bindweed, Piute morning glory

native
Perennial herb

Calystegia malacophylla ssp. pedicellata Jepson's morning glory, Sierra false bindweed

native
Perennial herb

Calystegia malacophylla ssp. pedicellata

Calystegia purpurata ssp. purpurata Pacific false bindweed, Purple western morning glory, Smooth western morning glory

native
Perennial herb

Camissonia boothii ssp. decorticans Shredding evening-primrose

native
Annual herb

Camissonia campestris ssp. campestris Field sun cup, Mojave suncup

native
Annual herb

Camissonia campestris ssp. obispoensis Obispo suncup, San luis obispo sun cup

native
Annual herb

Camissonia contorta Contorted sun cup, Plains evening primrose

native
Annual herb

Camissonia graciliflora Hill sun cup

native
Annual herb

Camissonia hirtella Hairy sun cup

native
Annual herb

Camissonia micrantha Spencer primrose

native
Annual herb

Camissonia strigulosa Contorted primrose, Sandysoil suncup, Strigose sun cup

native
Annual herb

Campanula griffinii Griffin's bellflower, Griffin's harebell

native
Annual herb

Cardamine californica var. californica California toothwort, milkmaids

native
Perennial herb

Cardamine californica var. cuneata California toothwort, milkmaids

native
Perennial herb

Carex bolanderi Bolander's sedge

native
Perennial grasslike herb

Carex mendocinensis Mendocino sedge

native
Perennial grasslike herb

Carex obnupta Coast carex, Slough sedge

native
Perennial grasslike herb

Carex serratodens Bifid sedge, Two tooth sedge

native
Perennial grasslike herb

Carex subfusca Brown sedge, Rusty slender sedge

native
Perennial grasslike herb

Castilleja attenuata Narrow leaved owl's clover, Valley tassels

native
Annual herb

Castilleja densiflora ssp. densiflora Dense flower owl's clover, Denseflower indian paintbrush

native
Annual herb

Castilleja densiflora ssp. gracilis Denseflower indian paintbrush, Graceful owl's clover

native
Annual herb

Castilleja exserta ssp. exserta Exserted indian paintbrush, Pale purple owlclover, Purple owl's clover

native
Annual herb

Castilleja foliolosa Texas paintbrush, Woolly indian paintbrush

native
Perennial herb

Castilleja minor ssp. spiralis Lesser indian paintbrush, Lesser paintbrush

native
Annual herb

Ceanothus cuneatus var. cuneatus Buck brush, Buckbrush

native
Shrub

Ceanothus leucodermis Chaparral whitethorn

native
Shrub

Ceanothus oliganthus var. sorediatus Jim brush

native
Shrub

Ceanothus papillosus var. papillosus warty-leaf ceanothus, Wartleaf ceanothus

native
Shrub

Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote

• invasive non-native
Annual herb

Centaurium davyi Davy's centaury

native
Annual herb

GENTIANACEAE

Centaurium exaltatum Spring-loving Centaury

native
Annual herb

GENTIANACEAE

Centaurium muehlenbergii Muehlenberg's centaury

native
Annual herb

GENTIANACEAE

Cephalanthus occidentalis var. californicus Common buttonbush

native
Shrub

Cephalanthus occidentalis var. californicus

Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed

non-native
Annual herb

Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany

native
Tree, Shrub

Chaenactis glabriuscula var. glabriuscula Common yellow chaenactis, Yellow pincushion

native
Annual herb

Chaenactis glabriuscula var. glabriuscula

Chamaesyce maculata Spotted spurge

non-native
Annual herb

Chamaesyce ocellata ssp. ocellata Valley spurge

native
Annual, Perennial herb

Chamaesyce serpyllifolia ssp. hirtula Hairy thyme leafed spurge

native
Annual, Perennial herb

Chamaesyce serpyllifolia ssp. serpyllifolia Thyme leafed spurge

native
Annual, Perennial herb

Chamaesyce serpyllifolia ssp. serpyllifolia

Chamomilla suaveolens Pineapple weed

native
Annual herb

Cheilanthes covillei Coville's lip fern

native
Fern

Chenopodium botrys Jerusalem oak goosefoot

non-native
Annual herb

CHENOPODIACEAE

Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant

native
Perennial herb

AGAVACEAE

Chlorogalum pomeridianum var. pomeridianum

Chlorogalum purpureum var. purpureum Purple amole

• rare native
Perennial herb (bulb)

AGAVACEAE

Chorizanthe biloba var. biloba Two lobed spineflower, Twolobe spineflower

native
Annual herb

Chorizanthe clevelandii Cleveland's spineflower

native
Annual herb

Chorizanthe douglasii Douglas's spineflower, San benito spineflower

• rare native
Annual herb

Chorizanthe membranacea Pink spineflower

native
Annual herb

Chorizanthe palmeri Palmer's spineflower

• rare native
Annual herb

Chorizanthe rectispina Prickly spineflower, Straight awned spineflower

• rare native
Annual herb

Chorizanthe staticoides Turkish rugging

native
Annual herb

Chorizanthe uniaristata One awn spineflower, Oneawn spineflower

native
Annual herb

Cirsium occidentale var. californicum Bigelow thistle, California thistle, Cobwebby thistle

native
Perennial herb

Cirsium occidentale var. venustum Cobwebby thistle, Red thistle, Venus thistle

native
Perennial herb

Clarkia affinis Chaparral clarkia, Chaparral fairyfan

native
Annual herb

Clarkia epilobioides Canyon clarkia, Willow herb clarkia

native
Annual herb

Clarkia jolonensis Jolon clarkia

• rare native
Annual herb

Clarkia lewisii Lewis' clarkia

• rare native
Annual herb

Clarkia modesta Waltham Creek clarkia

native
Annual herb

Clarkia purpurea ssp. purpurea Purple clarkia, Winecup clarkia

native
Annual herb

Clarkia purpurea ssp. quadrivulnera Four-spot, Purple clarkia, Purple godetia

native
Annual herb

Clarkia rhomboidea Diamond clarkia, Diamond petaled clarkia, Diamond fairyfan

native
Annual herb

Clarkia speciosa ssp. speciosa Red spot clarkia, Redspot clarkia

native
Annual herb

Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia

native
Annual herb

Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce

native
Annual herb

Clematis ligusticifolia Creek clematis, Western white clematis, Yerba de chiva

native
Perennial herb, Vine

Collinsia heterophylla Purple chinese houses

native
Annual herb

Collomia heterophylla Variableleaf collomia, Varied leaved collomia

native
Annual herb

Convolvulus arvensis Field bindweed, Orchard morningglory

• invasive non-native
Perennial herb, Vine

Conyza bonariensis Flax-leaved horseweed

non-native
Annual herb

Cordylanthus rigidus ssp. rigidus Rigid bird's beak, Stiffbranch bird's beak

native
Annual herb (hemiparasitic)

Cordylanthus rigidus ssp. setigerus Bristly Bird's Beak

native
Annual herb (hemiparasitic)

Coreopsis douglasii Douglas' coreopsis

native
Annual herb

Cornus glabrata Brown dogwood

native
Tree, Shrub

CORNACEAE

Cornus sericea ssp. occidentalis Western dogwood

native
Shrub

CORNACEAE

Coronopus didymus Lesser swine cress

non-native
Annual herb

Crassula aquatica Aquatic pygmy weed, Pigmy weed, Water pygmyweed

native
Annual herb

Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed

native
Annual herb

Cryptantha clevelandii Cleveland's cryptantha, Common cryptantha

native
Annual herb

Cryptantha decipiens Granel forget me not, Gravel cryptantha, Gravelbar cryptantha

native
Annual herb

Cryptantha flaccida Beaked cryptantha, Flaccid cryptantha, Weakstem cryptantha

native
Annual herb

Cryptantha intermedia Clearwater cryptantha, Common cryptantha

native
Annual herb

Cryptantha microstachys Popcorn flower, Tejon cryptantha

native
Annual herb

Cryptantha muricata Pointed cryptantha, Prickly cryptantha, Prickly popcorn flower

native
Annual herb

Cupressus sargentii Sargent cypress

native
Tree, Shrub

CUPRESSACEAE

Cuscuta californica var. californica California dodder, Chaparral dodder, Short flowered dodder

native
Annual herb, Vine (parasitic)

Cuscuta californica var. papillosa Chaparral dodder, Papillate dodder

native
Annual herb, Vine (parasitic)

Cynodon dactylon Bermuda grass, Bermudagrass

• invasive non-native
Perennial grass

Cystopteris fragilis Bladder fern, Brittle bladder fern, Brittle fern

native
Fern

CYSTOPTERIDACEAE

Datisca glomerata Durango root

native
Perennial herb

DATISCACEAE

Daucus pusillus American wild carrot, Rattlesnake weed

native
Annual herb

Delphinium hesperium ssp. pallescens Foothill larkspur, Pale western larkspur, Western larkspur

native
Perennial herb

Delphinium hutchinsoniae Hutchinson's larkspur, Monterey larkspur

• rare native
Perennial herb

Delphinium nudicaule Canyon larkspur, Red or Orange Larkspur, Red larkspur

native
Perennial herb

Delphinium parryi ssp. parryi Parry's larkspur, San bernardino larkspur

native
Perennial herb

Delphinium variegatum ssp. variegatum Royal larkspur

native
Perennial herb

Dendromecon rigida Bush poppy, Tree poppy

native
Shrub

Deschampsia danthonioides Annual hairgrass

native
Annual grass

Dichelostemma capitatum ssp. capitatum Blue dicks, Wild hyacinth

native
Perennial herb

Digitaria sanguinalis Hairy crabgrass

non-native
Annual grass

Disporum hookeri Drops of gold

native
Perennial herb

Downingia cuspidata Toothed calicoflower, Toothed downingia

native
Annual herb

Dryopteris arguta California wood fern, Coastal wood fern, Shield fern

native
Fern

DRYOPTERIDACEAE

Dudleya caespitosa Coast dudleya, Sand lettuce

native
Perennial herb

Dudleya cymosa ssp. pumila Canyon liveforever, Low canyon dudleya

native
Perennial herb

Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush

native
Perennial grasslike herb

Eleocharis parishii Parish's spike rush, Parish's spikerush

native
Perennial grasslike herb

Eleocharis pauciflora Fewflower spikerush

native
Perennial grasslike herb

Elymus multisetus Big squirreltail grass

native
Perennial grass

Emmenanthe penduliflora var. penduliflora Whispering bells, Whisperingbells

native
Annual herb

Emmenanthe penduliflora var. penduliflora

Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet

native
Perennial herb

Epilobium densiflorum Dense boisduvalia, Dense flowered boisduvalia, Dense flowered spike primrose

native
Annual herb

Epilobium minutum Chaparral willowherb, Desert willow herb, Little willowherb

native
Annual herb

Epilobium pygmaeum Smooth boisduvalia

native
Annual herb

Epipactis gigantea Giant helleborine, Chatterbox orchid, Stream orchid

native
Perennial herb

ORCHIDACEAE

Equisetum hyemale ssp. affine Giant scouring rush

native
Fern

EQUISETACEAE

Equisetum laevigatum Horsetail, Smooth horsetail, Smooth scouring rush

native
Fern

EQUISETACEAE

Eremocarpus setigerus Turkey-mullein

native
Annual herb

Eriastrum luteum Yellow flowered eriastrum, Yellow woollystar

• rare native
Annual herb

Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane

native
Perennial herb, Shrub

Erigeron petrophilus var. petrophilus Cliff fleabane, Rockloving erigeron

native
Perennial herb

Erigeron philadelphicus Philadelphia fleabane

native
Perennial herb

Eriodictyon californicum California yerba santa, Yerba santa

native
Shrub

NAMACEAE

Eriodictyon tomentosum Woolly yerba santa

native
Shrub

NAMACEAE

Eriogonum elegans Elegant buckwheat

• rare native
Annual herb

Eriogonum elongatum var. elongatum Long stemmed buckwheat

native
Perennial herb

Eriogonum fasciculatum var. foliolosum California buckwheat, Eastern mojave buckwheat, Red topped buckwheat

native
Shrub

Eriogonum fasciculatum var. polifolium California buckwheat, Eastern mojave buckwheat

native
Shrub

Eriogonum gracile var. gracile Slender buckwheat, Slender woolly buckwheat

native
Annual herb

Eriogonum nudum var. indictum Naked buckwheat, Protruding buckwheat

• rare native
Perennial herb

Eriogonum nudum var. nudum Naked buckwheat, Naked Wild Buckwheat, Nude buckwheat

native
Shrub

Eriogonum roseum Wand buckwheat

native
Annual herb

Eriogonum saxatile Hoary buckwheat, Rock buckwheat, Rock eriogonum

native
Perennial herb

Eriogonum vimineum Wicker buckwheat, Wicker stemmed eriogonum, Wickerstem buckwheat

native
Annual herb

Eriogonum viridescens Bright green buckwheat, Twotooth buckwheat

native
Annual herb

Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow

native
Shrub

Eriophyllum confertiflorum var. confertiflorum

Eriophyllum jepsonii Jepson eriophyllum, Jepson's woolly sunflower

• rare native
Perennial herb

Eriophyllum lanatum var. achillaeoides Yarrow leaved woolly sunflower

native
Perennial herb

Erodium botrys Big heron bill, Broad leaf filaree, Long beaked filaree

non-native
Annual herb

Erodium brachycarpum Foothill filaree, Short fruited filaree, Shortfruit stork's bill

• invasive non-native
Annual herb

Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill

• invasive non-native
Annual herb

Eryngium vaseyi Coyote thistle, Coyotethistle

native
Perennial herb

Erysimum capitatum ssp. capitatum Sanddune wallflower, Western wallflower

native
Perennial herb

Eschscholzia caespitosa Foothill poppy, Tufted eschscholzia, Tufted poppy

native
Annual herb

Eschscholzia californica ssp. californica Kernville poppy

• rare native
Perennial herb

Euphorbia spathulata Reticulate seeded spurge, Warty spurge

native
Annual herb

Euthamia occidentalis Western flat topped goldenrod, Western goldenrod, Western goldentop

native
Perennial herb

Festuca californica California fescue

native
Perennial grass

Filago californica California cottonrose

native
Annual herb

Filago gallica Narrowleaf cottonrose

non-native
Annual herb

Foeniculum vulgare Biscuit root, Sweet fennel

• invasive non-native
Perennial herb

Forestiera pubescens Desert olive, Stretchberry

native
Shrub

OLEACEAE

Fritillaria agrestis Stinkbells

• rare native
Perennial herb (bulb)

Fritillaria ojaiensis Ojai fritillary

• rare native
Perennial herb (bulb)

Fumaria parviflora Fine leaved fumitory, Fineleaf fumitory

non-native
Annual herb

Galium andrewsii ssp. andrewsii Andrews' bedstraw, Phlox leaved bedstraw

native
Perennial herb

Galium andrewsii ssp. intermedium Phlox leaved bedstraw, Phloxleaf bedstraw

native
Perennial herb

Galium angustifolium ssp. angustifolium Narrow leaved bedstraw, Narrowleaf bedstraw

native
Perennial herb

Galium aparine Cleavers, Common bedstraw, Goose grass

native
Annual herb

Galium californicum ssp. flaccidum California bedstraw

native
Perennial herb

Galium hardhamiae Hardham's bedstraw

• rare native
Perennial herb

Galium porrigens var. porrigens Climbing bedstraw, Graceful bedstraw, Oval leaved bedstraw

native
Vine, Shrub

Galium porrigens var. tenue Graceful bedstraw

native
Vine, Shrub

Garrya elliptica Coast silk tassel, Coast silktassel, Silk tassel bush or quinine bush

native
Tree, Shrub

GARRYACEAE

Geranium bicknellii Bicknell's cranesbill, Bicknell's geranium

native
Annual herb

Geranium carolinianum Carolina geranium

native
Annual herb

Geranium molle Crane's bill geranium, Dove's foot geranium, Dovefoot geranium

• invasive non-native
Annual, Perennial herb

Gilia achilleifolia ssp. multicaulis Many stemmed california gilia, Many stemmed gilia

native
Annual herb

Gilia capitata ssp. abrotanifolia Ball gilia, Blue field gilia, Bluehead gilia

native
Annual herb

Gilia clivorum Many stemmed gilia, Purple spot gilia, Purplespot gilia

native
Annual herb

Gilia ochroleuca ssp. bizonata Volcanic gilia

native
Annual herb

Gilia splendens ssp. splendens Splendid gilia

native
Annual herb

Gilia tenuiflora ssp. tenuiflora Greater yellowthroat gilia, Slender flowered gilia

native
Annual herb

Githopsis diffusa ssp. robusta San gabriel bluecup

native
Annual herb

Githopsis specularioides Common bluecup, Venus' looking glass

native
Annual herb

Gnaphalium californicum Ladies' tobacco

native
Annual, Perennial herb

Gnaphalium canescens ssp. microcephalum Wright's cudweed

native
Perennial herb

Gnaphalium palustre Lowland cudweed, Western marsh cudweed

native
Annual herb

Guillenia lasiophylla California mustard

native
Annual herb

Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush

native
Shrub

Helenium bigelovii Bigelow's sneezeweed, Sneezeweed

native
Perennial herb

Helianthemum scoparium Peak Rushrose

native
Shrub

CISTACEAE

Helianthus gracilentus Slender sunflower

native
Perennial herb

Heliotropium curassavicum Chinese parsley, Heliotrope, Salt heliotrope

native
Perennial herb

HELIOTROPIACEAE

Hemizonia kelloggii Kellogg's tarweed

native
Annual herb

Hemizonia lobbii Threeray tarweed

native
Annual herb

Hesperevax acaulis var. ambusticola Fire evax, Stemless dwarf cudweed

native
Annual herb

Hesperevax sparsiflora var. sparsiflora Erect dwarf cudweed, Few flowered evax

native
Annual herb

Hesperolinon micranthum Common dwarf flax, Small flower western flax, Small flowered dwarf flax

native
Annual herb

LINACEAE

Heterocodon rariflorum Few flowered heterocodon, Rareflower heterocodon, Western pear flower

native
Annual herb

Heteromeles arbutifolia Christmas berry, Toyon

native
Shrub

Heterotheca oregona var. oregona Oregon false goldenaster, Oregon goldenaster

native
Perennial herb

Heterotheca oregona var. scaberrima Oregon false goldenaster, Rough oregon goldenaster

native
Perennial herb

Heterotheca sessiliflora ssp. echioides Bristly goldenaster, Sessileflower false goldenaster

native
Perennial herb

Heterotheca sessiliflora var. camphorata Golden aster, Sessileflower false goldenaster

native
Annual herb

Heterotheca sessiliflora var. camphorata

Hieracium albiflorum White flowered hawkweed, White hawkweed

native
Perennial herb

Hoita macrostachya California hemp, Large leather root

native
Perennial herb

Hoita orbicularis Creeping leather root, Round leaved psoralea, Roundleaf leather root

native
Perennial herb

Holocarpha heermannii Heermann's tarweed

native
Annual herb

Holodiscus discolor Cream bush, Ocean spray, Oceanspray

native
Shrub

Holozonia filipes Greene's white crown, Holozonia, Whitecrown

native
Perennial herb

Hordeum brachyantherum ssp. brachyantherum Meadow barley

native
Perennial grass

Hordeum brachyantherum ssp. brachyantherum

Hordeum brachyantherum ssp. californicum California barley, California meadow barley

native
Perennial grass

Hordeum brachyantherum ssp. californicum

Hordeum marinum ssp. gussoneanum Barley, Mediterranean barley

non-native
Annual grass

Horkelia yadonii Santa lucia horkelia

• rare native
Perennial herb (rhizomatous)

Hypericum formosum var. scouleri Scouler's St John's wort

native
Perennial herb

HYPERICACEAE

Hypochaeris glabra Smooth cat's ear

• invasive non-native
Annual herb

Isoetes nuttallii Nuttall's quillwort

native

ISOETACEAE

Isoetes orcuttii Orcutt's quillwort

native

ISOETACEAE

Juncus bufonius var. bufonius Toad rush

native
Annual grasslike herb

Juncus bufonius var. congestus Clustered toad rush

native
Annual grasslike herb

Juncus bufonius var. occidentalis Round fruited toad rush, Western toad rush

native
Perennial grasslike herb

Juncus capitatus Leafy bracted dwarf rush, Leafybract dwarf rush

non-native
Annual grasslike herb

Juncus kelloggii Kellogg's dwarf rush

native
Annual grasslike herb

Juncus mexicanus Mexican rush

native
Perennial grasslike herb

Juncus occidentalis Rush, Slender juncus, Western rush

native
Perennial grasslike herb

Juncus phaeocephalus var. paniculatus Brown headed rush, Brownhead rush, Spreading brown headed rush

native
Perennial grasslike herb

Juncus rugulosus Wrinkled rush

native
Perennial grasslike herb

Juncus xiphioides Iris leaved rush, Irisleaf rush

native
Perennial grasslike herb

Juniperus californica California juniper

native
Shrub

CUPRESSACEAE

Keckiella breviflora var. breviflora Gaping keckiella, Gaping penstemon

native
Shrub

Keckiella corymbosa Red beardtongue, Redwood keckiella

native
Shrub

Koeleria macrantha June grass, Prairie junegrass

native
Perennial grass

Lactuca serriola Prickly lettuce, Prickly wild lettuce

• invasive non-native
Annual herb

Lagophylla ramosissima ssp. congesta Branched lagophylla, Common hareleaf

native
Annual herb

Lagophylla ramosissima ssp. ramosissima Branched lagophylla, Common hareleaf

native
Annual herb

Lastarriaea coriacea Leather spineflower

native
Annual herb

Lasthenia glaberrima Smooth goldfields

native
Annual herb

Lasthenia leptalea Salinas valley goldfields

• rare native
Annual herb

Layia glandulosa White layia, White tidy tips, Whitedaisy tidytips

native
Annual herb

Layia heterotricha Pale yellow layia, Paleyellow tidytips

• rare native
Annual herb

Layia hieracioides Hawkweed layia, Tall layia, Tall tidytips

native
Annual herb

Lepechinia calycina White pitcher sage, Woodbalm, pitcher sage

native
Shrub

Lepidium latipes var. latipes Dwarf pepper grass, Dwarf peppergrass, San diego pepperweed

native
Annual herb

Lepidium nitidum var. nitidum Peppergrass, Shining pepper grass, Shining pepperweed

native
Annual herb

Lepidium strictum Peppergrass, Prostrate pepper grass, Upright pepperweed

native
Annual herb

Lessingia filaginifolia var. filaginifolia Common sandaster

native
Perennial herb

Lessingia filaginifolia var. filaginifolia

Lessingia glandulifera var. glandulifera Sticky lessingia, Valley lessingia

native
Annual herb

Lessingia glandulifera var. glandulifera

Lessingia tenuis Spring lessingia

• rare native
Annual herb

Lewisia rediviva Bitter root

native
Perennial herb

Lilium pardalinum ssp. pardalinum Leopard lily

native
Perennial herb

Limnanthes douglasii ssp. douglasii Douglas' meadowfoam

native
Annual herb

LIMNANTHACEAE

Linanthus bicolor True babystars

native
Annual herb

Linanthus ciliatus Whiskerbrush

native
Annual herb

Linanthus dichotomus Evening snow, Eveningsnow

native
Annual herb

Linanthus liniflorus Narrowflower flaxflower

native
Annual herb

Linanthus parviflorus Variable linanthus

native
Annual herb

Linanthus pygmaeus ssp. continentalis Pygmy linanthus

native
Annual herb

Linaria canadensis Canada toadflax

native
Annual, Biennial herb

Lithophragma affine Common woodland star, San Francisco woodland star

native
Perennial herb

SAXIFRAGACEAE

Loeflingia squarrosa Spreading loeflingia, Spreading pygmyleaf

native
Annual herb

Lomatium californicum California lomatium, Celery weed

native
Perennial herb

Lomatium caruifolium var. caruifolium Alkali desertparsley, Caraway leaved lomatium

native
Perennial herb

Lomatium dasycarpum ssp. dasycarpum Woolly fruited lomatium, Woollyfruit desertparsley

native
Perennial herb

Lomatium macrocarpum Bigseed biscuitroot, Large fruited lomatium

native
Perennial herb

Lomatium parvifolium Coastal biscuitroot, Small leaved lomatium

• rare native
Perennial herb

Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel

native
Perennial herb

Lonicera hispidula var. vacillans Pink honeysuckle

native
Vine, Shrub

Lonicera interrupta Chaparral honeysuckle

native
Vine, Shrub

Lonicera subspicata var. denudata Chaparral honeysuckle, Johnston's honeysuckle, Santa barbara honeysuckle

native
Shrub

Lotus humistratus hill lotus

native
Annual herb

Lotus micranthus Hill lotus

native
Annual herb

Lotus procumbens var. procumbens Silky california broom

native
Perennial herb, Shrub

Lotus purshianus var. purshianus American bird's foot trefoil, American trefoil, Spanish lotus

native
Annual herb

Lotus scoparius var. scoparius Deerweed

native
Perennial herb

Lotus strigosus Strigose lotus

native
Annual herb

Lupinus albifrons var. albifrons Silver bush lupine, Silver lupine

native
Shrub

Lupinus albifrons var. collinus Silver bush lupine, Silver lupine, low growing silver lupine

native
Shrub

Lupinus arboreus Coastal bush lupine, Yellow bush lupine

native
Shrub

Lupinus benthamii Bentham lupine, Spider lupine

native
Annual herb

Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine

native
Annual, Perennial herb

Lupinus cervinus Santa lucia lupine

• rare native
Perennial herb

Lupinus concinnus Bajada lupine, Elegant lupine, Scarlet lupine

native
Annual herb

Lupinus formosus var. formosus Summer lupine, Western lupine

native
Perennial herb

Lupinus microcarpus var. densiflorus Chick lupine, Dense flowered platycarpos, Whitewhorl lupine

native
Annual herb

Lupinus microcarpus var. microcarpus Chick lupine, Valley lupine

native
Annual herb

Lupinus nanus Sky lupine

native
Annual herb

Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine

native
Annual herb

Luzula comosa Common wood rush, Hairy wood rush, Pacific woodrush

native
Perennial grasslike herb

Lythrum hyssopifolia Hyssop loosestrife

• invasive non-native
Annual, Perennial herb

LYTHRACEAE

Madia elegans Common madia

native
Annual herb

Madia exigua Little tarweed, Meager tarweed, Small tarweed

native
Annual herb

Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed

native
Annual herb

Malacothamnus palmeri var. involucratus Carmel Valley bushmallow

native
Shrub

MALVACEAE

Malacothrix clevelandii Cleveland's dandelion, Cleveland's desertdandelion, Cleveland's malacothrix

native
Annual herb

Malacothrix floccifera Woolly dandelion, Woolly desertdandelion, Woolly malacothrix

native
Annual herb

Malacothrix saxatilis var. commutata Cliff desertdandelion, South coast range malacothrix

native
Perennial herb

Marah fabaceus California man-root

native
Perennial herb, Vine

CUCURBITACEAE

Marsilea vestita ssp. vestita Hairy pepperwort, Hairy waterclover

native
Fern

MARSILEACEAE

Melica imperfecta California melic, Coast range melic, Small flowered melica

native
Perennial grass

Melilotus indicus Annual yellow sweetclover, Sourclover

non-native
Annual herb

Mentha spicata var. spicata Spearmint

non-native
Perennial herb

Mentha X piperita Small Tree-Mallow

Mentzelia affinis Yellow blazing star, Yellow comet, Yellowcomet

native
Annual herb

Mentzelia gracilenta Blazing star, Grass blazingstar, Slender blazing star

native
Annual herb

Mentzelia laevicaulis Blazing star, Giant blazingstar, Smooth stem blazing star

native
Perennial herb

Mentzelia micrantha Chaparral blazing star, San Luis blazingstar, San Luis stick leaf

native
Annual herb

Microseris elegans Elegant silverpuffs

native
Annual herb

Mimulus aurantiacus Orange Bush Monkeyflower

native
Shrub

Mimulus cardinalis Cardinal monkey flower

native
Perennial herb

Mimulus douglasii Purple mouse ears

native
Annual herb

Mimulus floribundus Many flowered monkeyflower

native
Annual herb

Mimulus fremontii Fremont's monkeyflower

native
Annual herb

Mimulus guttatus Seep monkey flower, Yellow monkey flower

native
Annual, Perennial herb (rhizomatous)

Mimulus palmeri var. palmeri Palmer's monkeyflower

native
Annual herb

Mimulus pilosus Snouted monkey flower

native
Annual herb

Mimulus rattanii Rattan's monkeyflower

native
Annual herb

Mimulus subsecundus One sided monkeyflower, Onesided monkeyflower

• rare native
Annual herb

Minuartia californica California Sandwort

native
Annual herb

Minuartia douglasii Douglas' Stitchwort

native
Annual herb

Minuartia pusilla Annual Sandwort

native
Annual herb

Monardella antonina ssp. antonina San antonio hills monardella

• rare native
Perennial herb (rhizomatous)

Monardella breweri Brewer's monardella

native
Annual herb

Monardella macrantha ssp. macrantha Hummingbird monardella, Red monardella

native
Perennial herb

Monardella palmeri Palmer's monardella

• rare native
Perennial herb (rhizomatous)

Monardella villosa ssp. obispoensis San luis obispo coyote mint

native
Perennial herb

Monardella villosa ssp. villosa Coyote mint

native
Perennial herb

Montia fontana Annual water minerslettuce, Water chickweed, Water montia

native
Annual herb

Muhlenbergia rigens Deergrass

native
Perennial grass

Muhlenbergia utilis Aparejo grass, Aparejograss

native
Perennial grass

Muilla maritima Common muilla, Sea muilla

native
Perennial herb

Nassella cernua Nodding needle grass

native
Perennial grass

Nassella lepida Foothill needle grass

native
Perennial grass

Nassella pulchra Purple needle grass

native
Perennial grass

Navarretia atractyloides Holly leaf navarretia, Hollyleaf pincushionplant

native
Annual herb

Navarretia jaredii Paso robles navarretia

native
Annual herb

Navarretia mellita Honeyscented pincushionplant, Skunk navarretia

native
Annual herb

Navarretia nigelliformis ssp. nigelliformis Adobe navarretia

• rare native
Annual herb

Navarretia nigelliformis ssp. nigelliformis

Navarretia prostrata Prostrate navarretia, Prostrate pincushionplant

• rare native
Annual herb

Navarretia pubescens Downy pincushionplant, Purple navarretia

native
Annual herb

Nemacladus ramosissimus Nuttall's nemacladus, Smallflower threadplant

native
Annual herb

Nemacladus secundiflorus Onesided threadplant, Secund nemacladus

native
Annual herb

Nemophila menziesii var. menziesii Baby blue eyes

native
Annual herb

Nemophila parviflora var. parviflora Small flowered nemophila, Smallflower nemophila, Woodland nemophila

native
Annual herb

Nemophila pedunculata Littlefoot nemophila, Meadow nemophila

native
Annual herb

Olea europaea Olive

• invasive non-native
Tree, Shrub

OLEACEAE

Orobanche uniflora Purple broomrape

Annual herb

Osmorhiza brachypoda California sweet cicely, California sweetcicely

native
Perennial herb

Oxalis albicans ssp. pilosa Hairy wood sorrel

native
Annual herb

OXALIDACEAE

Paeonia californica California peony

native
Perennial herb

PAEONIACEAE

Panicum acuminatum var. acuminatum Western panicgrass, Western panicum, Western witch grass

native
Perennial grass

Parietaria hespera var. hespera Rillita pellitory

native
Annual herb

URTICACEAE

Parvisedum pentandrum Mt. Hamilton mock stonecrop

native
Annual herb

Pectocarya penicillata Sleeping combseed, Winged comb seed, Winged pectocarya

native
Annual herb

Pectocarya pusilla Little gruvelia

native
Annual herb

Pedicularis densiflora Warrior's plume, Indian warrior

native
Perennial herb

Pellaea andromedifolia Coffee cliffbrake, Coffee fern

native
Fern

Pellaea mucronata var. mucronata Bird's foot fern

native
Fern

Penstemon centranthifolius Scarlet bugler

native
Perennial herb

Penstemon heterophyllus var. australis Southern foothill penstemon

native
Perennial herb

Penstemon heterophyllus var. heterophyllus Foothill penstemon

native
Perennial herb

Penstemon heterophyllus var. heterophyllus

Pentachaeta alsinoides Tiny pygmy daisy, Tiny pygmydaisy

native
Annual herb

Pentagramma triangularis ssp. triangularis Gold back fern

native
Fern

Pentagramma triangularis ssp. triangularis

Perideridia californica California yampah

native
Perennial herb

Perideridia pringlei Adobe yampah

• rare native
Perennial herb

Petroselinum crispum Parsley

non-native
Perennial herb

Phacelia ciliata Great valley phacelia

native
Annual herb

Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope

native
Annual herb

Phacelia douglasii Douglas' phacelia

native
Annual herb

Phacelia grisea Grey phacelia, Santa lucia phacelia

native
Annual herb

Phacelia imbricata ssp. imbricata Imbricate Phacelia

native
Annual herb

Phacelia malvifolia Stinging phacelia

native
Annual herb

Phacelia nemoralis Shade phacelia, Woods phacelia

native
Perennial herb

Phacelia ramosissima var. ramosissima Branching phacelia

native
Perennial herb

Phacelia rattanii Rattan's phacelia

native
Annual herb

Phacelia suaveolens var. suaveolens Sweet scented phacelia, Sweetscented phacelia

native
Annual herb

Phalaris caroliniana Carolina canarygrass

non-native
Annual grass

Phlox gracilis Slender phlox

native
Annual herb

Phoradendron densum Bollean mistletoe

native
Shrub (parasitic)

VISCACEAE

Phoradendron villosum Mistletoe

native
Shrub (parasitic)

VISCACEAE

Phragmites australis Common reed

native
Perennial grass

Pickeringia montana var. montana Montana chaparral pea

native
Shrub

Pilularia americana American pillwort

native
Fern

MARSILEACEAE

Pinus coulteri Big cone pine, Bull pine, Coulter pine

native
Tree

PINACEAE

Pinus sabiniana Bull pine, California foothill pine, Gray pine

native
Tree

PINACEAE

Piperia elegans Coast piperia, Elegant piperia, Elegant rein orchid

native
Perennial herb

ORCHIDACEAE

Plagiobothrys acanthocarpus Adobe allocarya, Adobe popcornflower

native
Annual herb

Plagiobothrys bracteatus Bracted allocarya, Bracted popcorn flower, Bracted popcornflower

native
Annual herb

Plagiobothrys canescens Grey popcorn flower, Valley popcorn flower, Valley popcornflower

native
Annual herb

Plagiobothrys collinus var. fulvescens California popcornflower, Cooper's popcornflower, Popcorn flower

native
Annual herb

Plagiobothrys nothofulvus Rusty haired popcorn flower, Rusty popcorn flower, Rusty popcornflower

native
Annual herb

Plagiobothrys tenellus Pacific popcornflower, Popcorn flower, Slender popcorn flower

native
Annual herb

Plagiobothrys trachycarpus Rough fruited allocarya, Roughfruit popcornflower

native
Annual herb

Plagiobothrys uncinatus Hooked popcorn flower, Salinas valley popcornflower

• rare native
Annual herb

Plagiobothrys undulatus Coast allocarya

native
Annual herb

Plantago erecta California plantain, Dotseed plantain, Foothill plantain

native
Annual herb

Platanus racemosa California sycamore, Western sycamore

native
Tree

PLATANACEAE

Plectritis brachystemon Shortspur seablush

native
Annual herb

VALERIANACEAE

Plectritis macrocera Long horn plectritis, Longhorn plectritis, White plectritis

native
Annual herb

VALERIANACEAE

Poa annua Annual blue grass, Annual bluegrass

non-native
Annual grass

Poa howellii Howell's blue grass, Howell's bluegrass

native
Annual grass

Poa secunda ssp. secunda One sided blue grass, Pine bluegrass, Sandberg's bluegrass

native
Perennial grass

Poa tenerrima Delicate blue grass, Delicate bluegrass

native
Perennial grass

Pogogyne clareana Clare's pogogyne, Santa lucia mint

• rare native
Annual herb

Pogogyne serpylloides Thyme leaf mesa mint, Thymeleaf mesamint

native
Annual herb

Polygonum punctatum Dotted smartweed

native
Perennial herb

Polypodium californicum California polypody

native
Fern

POLYPODIACEAE

Polystichum munitum Western sword fern, Western swordfern

native
Fern

DRYOPTERIDACEAE

Populus fremontii ssp. fremontii Fremont cottonwood

native
Tree

Potamogeton foliosus var. foliosus Leafy pondweed

native
Perennial herb (aquatic)

POTAMOGETONACEAE

Prunus ilicifolia ssp. ilicifolia Holly leaf cherry, Hollyleaf cherry

native
Tree, Shrub

Psilocarphus brevissimus var. brevissimus Short woollyheads, Woolly heads, Woolly marbles

native
Annual herb

Psilocarphus brevissimus var. brevissimus

Psilocarphus tenellus var. globiferus Round woolly marbles

native
Annual herb

Psilocarphus tenellus var. tenellus Slender woolly marbles, Slender woollyheads

native
Annual herb

Quercus agrifolia var. agrifolia California live oak, Coast live oak

native
Tree

Quercus berberidifolia Inland scrub oak

native
Tree

Quercus douglasii Blue oak

native
Tree

Quercus durata var. durata Leather oak

native
Shrub

Quercus hybrid Small Tree-Mallow

Quercus lobata California white oak, Valley oak

native
Tree

Quercus parvula var. shrevei Shreve oak, Shreve's oak

native
Tree

Quercus sp. Small Tree-Mallow

Quercus wislizeni var. wislizeni Interior live oak

native
Tree, Shrub

Ranunculus aquatilis var. capillaceus white water butter cup

native
Perennial herb (aquatic)

Ranunculus californicus California buttercup

native
Perennial herb

Ranunculus hebecarpus Delicate buttercup, Pubescent fruited buttercup, Slender annual buttercup

native
Annual herb

Rhamnus californica ssp. californica California coffeeberry

native
Shrub

Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry

native
Shrub

Ribes malvaceum var. malvaceum Chaparral currant

native
Shrub

GROSSULARIACEAE

Ribes quercetorum Foothill gooseberry, Oak gooseberry, Rock gooseberry

native
Shrub

GROSSULARIACEAE

Rigiopappus leptocladus Rigiopappus, Wire weed, Wireweed

native
Annual herb

Rorippa curvisiliqua Curvepod yellow cress, Curvepod yellowcress, Western yellow cress

native
Annual, Perennial herb

Rosa californica California wild rose, California wildrose

native
Shrub

Rosa gymnocarpa Dwarf rose, Baldhip rose

native
Shrub

Rubus ursinus California blackberry, Pacific blackberry

native
Vine, Shrub

Rumex salicifolius var. salicifolius Willow dock, Willow leaved dock

native
Perennial herb

Rupertia physodes California tea, Common rupertia, Forest scurfpea

native
Perennial herb

Sagina apetala Annual pearlwort, Dwarf pearlwort, Sticky pearlwort

non-native
Annual herb

Sagina decumbens ssp. occidentalis Western pearlwort

native
Annual herb

Salix breweri Brewer's willow, Serpentine willow

native
Shrub

Salix exigua Narrow leaved willow, Narrowleaf willow, Sandbar willow

native
Tree, Shrub

Salix gooddingii Goodding's black willow, Goodding's willow, Gooding's willow

native
Tree

Salix laevigata Polished willow, Red willow

native
Tree

Salix lasiolepis Arroyo willow

native
Tree, Shrub

Salix sitchensis Coulter willow, Sitka willow

native
Tree, Shrub

Salvia columbariae Chia sage

native
Annual herb

Salvia mellifera Black sage

native
Shrub

Salvia sonomensis Creeping sage, Sonoma sage

native
Perennial herb

Salvia spathacea Hummingbird sage

native
Perennial herb

Sambucus mexicana Blue elderberry

native
Tree, Shrub

VIBURNACEAE

Sanicula bipinnata Poison sanicle

native
Perennial herb

Sanicula bipinnatifida Purple sanicle, Snakeroot, Purple Sanicle, Shoe Buttons

native
Perennial herb

Saponaria officinalis Bouncing bet, Bouncingbet, Soapwort

• invasive non-native
Perennial herb

Satureja mimuloides Monkey flower savory, Monkeyflower savory

• rare native
Perennial herb

Saxifraga californica Greene's saxifrage

native
Perennial herb

SAXIFRAGACEAE

Scirpus acutus var. occidentalis Tule

native
Perennial grasslike herb

Scirpus americanus Chairmaker's bulrush

native
Perennial grasslike herb

Scirpus maritimus Alkali bulrush

native
Perennial grasslike herb

Scribneria bolanderi Scribner's grass, Scribneria

native
Annual grass

Scutellaria tuberosa Danny's skullcap, Scullcap

native
Perennial herb

Sedum radiatum Coast range stonecrop

native
Annual herb

Sedum spathulifolium Broadleaf stonecrop, Pacific stonecrop, Stone crop

native
Perennial herb

Selaginella bigelovii Bigelow's moss fern, Bigelow's spike moss, Bushy spikemoss

native

SELAGINELLACEAE

Senecio aphanactis California groundsel, Chaparral ragwort, Rayless ragwort

• rare native
Annual herb

Senecio astephanus San gabriel ragwort

• rare native
Perennial herb

Senecio flaccidus var. douglasii Bush groundsel, Bush senecio, Douglas' groundsel

native
Shrub

Senecio vulgaris Common groundsel, Old man in the spring, Old man of spring

non-native
Annual herb

Setaria verticillata Hooked bristlegrass

non-native
Annual grass

Sidalcea hickmanii ssp. hickmanii Hickman's checkerbloom

• rare native
Perennial herb

MALVACEAE

Sidalcea malviflora ssp. laciniata Dwarf checkerbloom, Laciniate checker mallow

native
Perennial herb (rhizomatous)

MALVACEAE

Silene californica California indian pink

native
Perennial herb

Silene gallica Common catchfly, Windmill pink

non-native
Annual herb

Silene lemmonii Lemmon campion, Lemmon's catchfly

native
Perennial herb

Silene multinervia Fire following campion

non-native
Annual herb

Silene verecunda ssp. platyota Dolores campion, San Francisco campion

native
Perennial herb

Sisymbrium altissimum Tall tumblemustard, Tumble mustard, Tumbling mustard

non-native
Annual herb

Solidago californica California goldenrod, Oreja de liebre

native
Perennial herb

Sonchus asper ssp. asper Prickly sow thistle, Sow thistle

• invasive non-native
Annual herb

Spergularia bocconei Boccone's sand spurry

non-native
Annual herb

Spiranthes porrifolia Creamy ladies tresses, Creamy ladies' tresses, Western ladies tresses

native
Perennial herb

ORCHIDACEAE

Stachys ajugoides var. ajugoides Ajuga hedge nettle, Bugle hedgenettle, Hedge nettle

native
Perennial herb

Stachys bullata California hedge nettle, California hedgenettle, Southern hedge nettle

native
Perennial herb

Stachys pycnantha Short spike hedge nettle, Shortspike hedgenettle

native
Perennial herb

Stebbinsoseris heterocarpa Grassland stebbinsoseris

native
Annual herb

Stephanomeria exigua ssp. carotifera White plume stephanomeria, Whiteplume wirelettuce

native
Perennial herb

Stephanomeria exigua ssp. coronaria Milk aster, White plume wirelettuce, Whiteplume wirelettuce

native
Annual herb

Stephanomeria virgata ssp. virgata Rod wirelettuce, Tall milk aster, Virgate stephanomeria

native
Annual herb

Streptanthus albidus ssp. peramoenus Most beautiful jewel flower, Most beautiful jewelflower

• rare native
Annual herb

Streptanthus morrisonii Morrison's jewelflower

native
Perennial herb

Streptanthus tortuosus Jewelweed, Mountain jewelflower, Shieldplant

native
Annual, Perennial herb

Stylocline gnaphaloides Everlasting nest straw, Everlasting stylocline, Mountain neststraw

native
Annual herb

Symphoricarpos albus var. laevigatus Common snowberry, Upright snowberry, Snowberry

native
Shrub

Syntrichopappus lemmonii Lemmon's syntrichopappus, Pinkray fremont's gold

• rare native
Annual herb

Systenotheca vortriedei Vortriede's spineflower

• rare native
Annual herb

Tauschia hartwegii Hartweg's tauschia, Hartweg's umbrellawort, Tauschia

native
Perennial herb

Thalictrum fendleri var. polycarpum Fendler's meadow rue, Meadow rue, Torrey's meadow rue

native
Perennial herb

Thysanocarpus curvipes Fringe pod, Fringed pod, Hairy lacepod

native
Annual herb

Torilis nodosa Hedge parsley, Knotted hedge parsley, Knotted hedgeparsley

non-native
Annual herb

Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak

native
Vine, Shrub

ANACARDIACEAE

Trichostema lanatum Woolly bluecurls

native
Shrub

Trichostema lanceolatum Vinegarweed

native
Annual herb

Trifolium albopurpureum var. albopurpureum Indian clover, Rancheria clover

native
Annual herb

Trifolium albopurpureum var. albopurpureum

Trifolium albopurpureum var. olivaceum Olive clover

native
Annual herb

Trifolium barbigerum var. andrewsii Gray's clover

native
Annual herb

Trifolium barbigerum var. barbigerum Bearded clover

native
Annual herb

Trifolium ciliolatum Foothill clover, Tree clover

native
Annual herb

Trifolium depauperatum var. amplectens Balloon sack clover, Pale bladder clover, Pale sack clover

native
Annual herb

Trifolium depauperatum var. truncatum Dwarf sack clover

native
Annual herb

Trifolium fucatum Bull clover, Sour clover

native
Annual herb

Trifolium microcephalum Hairy clover, Small headed clover

native
Annual herb

Trifolium microdon Thimble clover, Valparaiso clover

native
Annual herb

Trifolium obtusiflorum Clammy clover, Creek clover

native
Annual herb

Trifolium variegatum Variegated clover, White tipped clover, Whitetip clover

native
Annual herb

Trifolium willdenovii Tomcat clover

native
Annual herb

Triphysaria eriantha ssp. eriantha Butter 'n' eggs, Johnny tuck

native
Annual herb

Triphysaria micrantha Little butter 'n' eggs, Purplebeak owl's clover

native
Annual herb

Triteleia hyacinthina White brodiaea, Wild hyacinth, White Brodiaea, Fool's Onion

native
Perennial herb

Triteleia ixioides ssp. ixioides Golden brodiaea

native
Perennial herb

Triteleia laxa Ithuriel's spear

native
Perennial herb

Tropidocarpum gracile Dobie pod, Slender keel fruit, Slender tropidocarpum

native
Annual herb

Typha angustifolia Nail rod, Narrow leaf cattail, Narrowleaf cattail

non-native
Perennial herb (aquatic)

TYPHACEAE

Umbellularia californica Bay laurel, California bay, California laurel, bay tree

native
Tree

LAURACEAE

Uropappus lindleyi Silver puffs, Uropappus

native
Annual herb

Verbena lasiostachys var. lasiostachys Vervain, Western vervain

native
Perennial herb

VERBENACEAE

Veronica americana American brooklime, American speedwell, Brooklime

native
Perennial herb

Veronica anagallis-aquatica Water speedwell

non-native
Perennial herb

Veronica catenata Chain speedwell

non-native
Perennial herb

Veronica peregrina ssp. xalapensis Hairy purslane speedwell, Neckweed, Purslane speedwell

native
Annual herb

Viola douglasii Douglas' golden violet, Douglas' violet

native
Perennial herb

VIOLACEAE

Viola pedunculata California golden violet, Johnny jump up

native
Perennial herb

VIOLACEAE

Viola purpurea ssp. quercetorum Goosefoot violet, Goosefoot yellow violet

native
Perennial herb

VIOLACEAE

Vitis vinifera Cultivated grape, Wine grape

non-native
Vine, Shrub

VITACEAE

Vulpia bromoides Brome fescue

non-native
Annual grass

Vulpia microstachys var. ciliata Small fescue

native
Annual grass

Vulpia microstachys var. confusa Small fescue

native
Annual grass

Vulpia microstachys var. pauciflora Small fescue

native
Annual grass

Vulpia myuros var. hirsuta Rattail sixweeks grass

• invasive non-native
Annual grass

Vulpia myuros var. myuros Rattail sixweeks grass

• invasive non-native
Annual grass

Vulpia octoflora var. octoflora Sixweeks grass

native
Annual grass

Whipplea modesta Modesty, Whipplea, Whipplevine

native
Vine, Shrub

HYDRANGEACEAE

Wyethia glabra Coast range mule ears, Shining mule ears, Smooth mule ears

native
Perennial herb

Wyethia helenioides Gray mule ears, Whitehead mule ears, Whitehead wyethia

native
Perennial herb

Xanthium spinosum Spiny clotbur, Spiny cockleburr

non-native
Annual herb