Illustrated Plant List

Acmispon americanus var. americanus American bird's foot trefoil, American trefoil, Spanish lotus

native
Annual herb

Acmispon glaber var. glaber Deerweed

native
Perennial herb

Acmispon junceus var. junceus Rush lotus

native
Perennial herb

Acmispon parviflorus Hill lotus

native
Annual herb

Acmispon strigosus Strigose lotus

native
Annual herb

Acourtia microcephala Sacapellote

native
Perennial herb

Adenostoma fasciculatum var. fasciculatum Chamise

native
Tree, Shrub

Adenostoma fasciculatum var. fasciculatum

Adiantum jordanii Adiantum, maiden hair fern

native
Fern

Agoseris grandiflora var. grandiflora Giant mountain dandelion

native
Perennial herb

Agrostis pallens Leafy bent grass, Diego bent grass, Seashore bentgrass

native
Perennial grass

Allium haematochiton Red skinned onion, Redskin onion

native
Perennial herb (bulb)

ALLIACEAE

Allium lacunosum var. lacunosum Pitted onion

native
Perennial herb (bulb)

ALLIACEAE

Amaranthus blitoides Mat amaranth, Prostrate amaranth, Prostrate pigweed

native
Annual herb

AMARANTHACEAE

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

native
Shrub

Amsinckia menziesii Menzies' fiddleneck, Small flowered fiddleneck

native
Annual herb

Anthemis cotula Dog fennel, Mayweed, dog fennel, Stinking chamomile

• invasive non-native
Annual herb

Anthriscus caucalis Bur chervil

non-native
Annual herb, Vine

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

native
Annual herb

Antirrhinum thompsonii

native
Perennial herb

Aphanes occidentalis Western lady's mantle

native
Annual, Perennial herb

Aphyllon tuberosum Chaparral broomrape

native
Perennial herb (parasitic)

Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley

native
Annual herb

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

native
Perennial herb

Arbutus menziesii Madrono, Pacific madrone

native
Tree

ERICACEAE

Arctostaphylos glandulosa ssp. cushingiana Cushing manzanita

native
Shrub

ERICACEAE

Arctostaphylos glandulosa ssp. cushingiana

Arctostaphylos obispoensis Bishop manzanita, Serpentine manzanita

• rare native
Shrub

ERICACEAE

Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush

native
Shrub

Asclepias californica California milkweed

native
Perennial herb

Asclepias eriocarpa Indian milkweed, Kotolo milkweed, Woolypod milkweed

native
Perennial herb

Asclepias fascicularis Narrow leaf milkweed

native
Perennial herb

Aspidotis californica California lace fern, California lacefern

native
Fern

Aspidotis carlotta-halliae Carlotta hall's lace fern

• rare native
Fern (rhizomatous)

Astragalus curtipes Morro milkvetch, San luis obispo milkvetch, South coast milk vetch

native
Perennial herb

Avena barbata Slender oat, Slim oat

• invasive non-native
Annual grass

Avena fatua Wild oat, Wildoat

• invasive non-native
Annual grass

Baccharis pilularis Coyote brush, Dwarf chaparral broom

native
Shrub

Barbarea orthoceras American rocket, American wintercress, Erectpod wintercress

native
Perennial herb

Bloomeria crocea var. crocea Common goldenstar

native
Perennial herb

THEMIDACEAE

Brachypodium hybridum Small Tree-Mallow

Brassica nigra Black mustard

• invasive non-native
Annual herb

Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass

• invasive non-native
Annual grass

Bromus arizonicus Arizona brome

native
Annual grass

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 Foxtail chess, foxtail brome, Madrid brome, Spanish brome

non-native
Annual grass

Bromus rubens Red brome

• invasive non-native
Annual grass

Calandrinia breweri Brewer's calandrinia

• rare native
Annual herb

Calandrinia menziesii red maids, Calandrinia

native
Annual herb

Calochortus albus White fairy lantern, White globe lily

native
Perennial herb

Calochortus clavatus var. clavatus Club haired mariposa lily, Clubhair mariposa lily

• rare native
Perennial herb (bulb)

Calochortus obispoensis San luis mariposa lily

• rare native
Perennial herb (bulb)

Calystegia macrostegia ssp. cyclostegia Coast morning glory, Island false bindweed

native
Perennial herb, Vine

CONVOLVULACEAE

Camissonia contorta Contorted sun cup, Plains evening primrose

native
Annual herb

Camissoniopsis hirtella Hairy sun cup

native
Annual herb

Camissoniopsis intermedia Intermediate sun cups

native
Annual herb

Camissoniopsis micrantha Spencer primrose

native
Annual herb

Cardamine californica California toothwort, milkmaids

native
Perennial herb

Cardamine oligosperma Bitter cress, Idaho bittercress

native
Annual, Perennial herb

Carduus pycnocephalus Italian thistle

• invasive non-native
Annual herb

Carduus tenuiflorus Italian thistle, Slender flowered thistle, Winged plumeless thistle

• invasive non-native
Annual herb

Carex obispoensis San Luis Obispo sedge, San Luis sedge

• rare native
Perennial grasslike herb (rhizomatous)

CYPERACEAE

Carthamus lanatus Woolly distaff thistle

• invasive non-native
Annual herb

Castilleja affinis ssp. affinis Coast indian paintbrush

native
Perennial herb

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

native
Annual herb

Castilleja foliolosa Texas paintbrush, Woolly indian paintbrush

native
Perennial herb

Ceanothus cuneatus var. ramulosus Buck brush

native
Shrub

Ceanothus foliosus var. medius La cuesta ceanothus, Wavyleaf buckbrush

native
Shrub

Ceanothus oliganthus var. sorediatus Jim brush

native
Shrub

Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote

• invasive non-native
Annual herb

Centaurea solstitialis Barnaby's thistle, Yellow star thistle

• invasive non-native
Annual herb

Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed

non-native
Annual herb

Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany

native
Tree, Shrub

Chenopodiastrum murale Small Tree-Mallow

Chenopodium berlandieri Berlandier's goosefoot, Pit seed goosefoot

native
Annual herb

CHENOPODIACEAE

Chlorogalum pomeridianum var. minus Dwarf soaproot, Wavyleaf soap plant

• rare native
Perennial herb (bulb)

AGAVACEAE

Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant

native
Perennial herb

AGAVACEAE

Chlorogalum pomeridianum var. pomeridianum

Chondrilla juncea Hogbite, Skeleton weed

• invasive non-native
Perennial herb

Chorizanthe breweri Brewer's spineflower, San luis obispo spineflower

• rare native
Annual herb

Chorizanthe palmeri Palmer's spineflower

• rare native
Annual herb

Chorizanthe staticoides Turkish rugging

native
Annual herb

Cirsium occidentale var. lucianum Cuesta ridge thistle

• rare native
Perennial herb

Cirsium vulgare Bull thistle

• invasive non-native
Perennial herb

Clarkia cylindrica ssp. cylindrica Speckled clarkia

native
Annual herb

Clarkia modesta Waltham Creek clarkia

native
Annual herb

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

native
Annual herb

Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia

native
Annual herb

Claytonia exigua ssp. exigua Little spring beauty, Serpentine springbeauty, Viridis

native
Annual herb

Claytonia parviflora ssp. parviflora Narrow leaved miner's lettuce, Streambank springbeauty, Utah miner s lettuce

native
Annual herb

Claytonia perfoliata ssp. mexicana Southern miner's lettuce

native
Annual herb

Clematis lasiantha Chaparral clematis, Pipestem

native
Perennial herb, Vine

Collinsia heterophylla Purple chinese houses

native
Annual herb

Collinsia sparsiflora var. collina Hillside collinsia

native
Annual herb

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

native
Annual herb

Corethrogyne filaginifolia Common sandaster

native
Perennial herb

Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed

native
Annual herb

CRASSULACEAE

Crocanthemum scoparium peak rush-rose, broom rush-rose

native
Shrub

CISTACEAE

Croton setiger Turkey-mullein

native
Annual herb

EUPHORBIACEAE

Crypsis schoenoides Swamp grass, Swamp picklegrass, Swamp pricklegrass

non-native
Annual grass

Cryptantha clevelandii var. florosa Coastal cryptantha

native
Annual herb

Cryptantha microstachys Popcorn flower, Tejon cryptantha

native
Annual herb

Cryptantha muricata var. jonesii Jones' cryptantha

native
Annual herb

Danthonia californica California oatgrass

native
Perennial grass

Deinandra fasciculata Clustered tarweed

native
Annual herb

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

native
Perennial herb

Dendromecon rigida Bush poppy, Tree poppy

native
Shrub

Deschampsia elongata Hairgrass, Slender hairgrass

native
Perennial grass

Digitaria sanguinalis Hairy crabgrass

non-native
Annual grass

Diplacus aurantiacus var. aurantiacus Orange Bush Monkeyflower

native
Shrub

PHRYMACEAE

Dipterostemon capitatus ssp. capitatus Blue dicks

native
Perennial herb

THEMIDACEAE

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

native
Fern

DRYOPTERIDACEAE

Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya

native
Perennial herb

CRASSULACEAE

Ehrendorferia chrysantha Golden eardrops

native
Perennial herb

Elymus condensatus Giant wild rye

native
Perennial grass

Elymus glaucus ssp. glaucus Blue wild rye, Blue wildrye, Western rye grass

native
Perennial grass

Elymus multisetus Big squirreltail grass

native
Perennial grass

Emmenanthe penduliflora var. penduliflora Whispering bells, Whisperingbells

native
Annual herb

Emmenanthe penduliflora var. penduliflora

Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb

native
Annual herb

Epilobium minutum Chaparral willowherb, Desert willow herb, Little willowherb

native
Annual herb

Ericameria arborescens Golden fleece, Goldenfleece

native
Shrub

Erigeron bonariensis Flax-leaved horseweed

non-native
Annual herb

Erigeron canadensis Canada horseweed

native
Annual herb

Erigeron sumatrensis Tropical horseweed

non-native
Annual herb

Eriogonum cithariforme var. agninum Cithara buckwheat

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 nudum var. pubiflorum Hairy flowered buckwheat, Naked buckwheat, Fremont's Wild Buckwheat

native
Annual herb

Eriogonum saxatile Hoary buckwheat, Rock buckwheat, Rock eriogonum

native
Perennial herb

Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow

native
Shrub

Eriophyllum confertiflorum var. confertiflorum

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

non-native
Annual herb

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

• invasive non-native
Annual herb

Erodium moschatum Musky stork's bill, White stemmed filaree, Whitestem filaree

• invasive non-native
Annual herb

Erysimum capitatum var. capitatum Sanddune wallflower

native
Perennial herb

Erythranthe cardinalis Cardinal monkey flower

native
Perennial herb

PHRYMACEAE

Erythranthe guttata Seep monkey flower, Yellow monkey flower

native
Annual, Perennial herb (rhizomatous)

PHRYMACEAE

Eschscholzia caespitosa Foothill poppy, Tufted eschscholzia, Tufted poppy

native
Annual herb

Eschscholzia californica California poppy

native
Annual, Perennial herb

Eucrypta chrysanthemifolia var. chrysanthemifolia Common eucrypta, Spotted hideseed

native
Annual herb

Eucrypta chrysanthemifolia var. chrysanthemifolia

Eurybia radulina Roughleaf aster

native
Perennial herb

Festuca bromoides Brome fescue

non-native
Annual grass

Festuca californica California fescue

native
Perennial grass

Festuca microstachys Small fescue

native
Annual grass

Festuca myuros Rattail sixweeks grass

• invasive non-native
Annual grass

Festuca octoflora Sixweeks grass

native
Annual grass

Festuca perennis Italian rye grass

• invasive non-native
Annual, Perennial grass

Foeniculum vulgare Biscuit root, Sweet fennel

• invasive non-native
Perennial herb

Frangula californica ssp. californica California coffeeberry

native
Shrub

Fremontodendron californicum California flannelbush, California fremontia, Flannel bush

native
Shrub

MALVACEAE

Fritillaria biflora var. biflora Chocolate lily

native
Perennial herb (bulb)

Galium andrewsii Needlemat galium, Phlox leaved bedstraw, Phloxleaf bedstraw

native
Perennial herb

Galium aparine Cleavers, Common bedstraw, Goose grass

native
Annual herb

Galium californicum ssp. flaccidum California bedstraw

native
Perennial herb

Galium californicum ssp. luciense Cone peak bedstraw

• rare native
Perennial herb

Galium parisiense Wall bedstraw

non-native
Annual herb

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

native
Vine, Shrub

Gamochaeta ustulata Featherweed

native
Perennial herb

Garrya veatchii Canyon silktassel, Southern silk tassel, Veatch silktassel

native
Shrub

GARRYACEAE

Gastridium phleoides Nit grass

non-native
Annual grass

Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium

• invasive non-native
Annual herb

Geranium rotundifolium Round leaved geranium, Roundleaf geranium

non-native
Annual herb

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

native
Annual herb

POLEMONIACEAE

Githopsis diffusa ssp. diffusa San gabriel bluecup, Southern blue cup

native
Annual herb

CAMPANULACEAE

Gnaphalium palustre Lowland cudweed, Western marsh cudweed

native
Annual herb

Grindelia hirsutula Gumweed, Hairy gumweed

native
Perennial herb

Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush

native
Shrub

Hedypnois rhagadioloides Crete weed

non-native
Annual herb

Helianthus gracilentus Slender sunflower

native
Perennial herb

Helminthotheca echioides Bristly ox-tongue

• invasive non-native
Annual, Perennial herb

Hemizonia congesta ssp. luzulifolia Hayfield tarweed, Woodrush tarweed

native
Annual herb

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

native
Annual herb

Hesperocnide tenella Western nettle, Western stinging nettle, Western stingingnettle

native
Annual herb

URTICACEAE

Hesperocyparis sargentii Sargent cypress

native
Tree, Shrub

CUPRESSACEAE

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

native
Annual herb

LINACEAE

Hesperoyucca whipplei Chaparral yucca

native
Shrub

AGAVACEAE

Heteromeles arbutifolia Christmas berry, Toyon

native
Shrub

Hieracium argutum Southern hawkweed

native
Perennial herb

Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard

• invasive non-native
Perennial herb

Holodiscus discolor Cream bush, Ocean spray, Oceanspray

native
Shrub

Hordeum marinum subsp gussoneanum Small Tree-Mallow

Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley

non-native
Annual grass

Horkelia cuneata var. puberula Mesa horkelia

• rare native
Perennial herb

Hypochaeris glabra Smooth cat's ear

• invasive non-native
Annual herb

Juncus bufonius var. bufonius Toad rush

native
Annual grasslike herb

JUNCACEAE

Keckiella cordifolia Climbing penstemon, Heart leaved keckiella, Heartleaf keckiella

native
Shrub

Koeleria macrantha June grass, Prairie junegrass

native
Perennial grass

Lathyrus vestitus var. vestitus Common pacific pea, Hillside pea, Wild sweetpea

native
Perennial herb

Layia heterotricha Pale yellow layia, Paleyellow tidytips

• rare native
Annual herb

Lepechinia calycina White pitcher sage, Woodbalm, pitcher sage

native
Shrub

Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed

native
Annual herb

Lithophragma heterophyllum Hill star, Hillside woodland star

native
Perennial herb

SAXIFRAGACEAE

Logfia filaginoides California cottonrose

native
Annual herb

Logfia gallica Narrowleaf cottonrose

non-native
Annual herb

Lomatium dasycarpum ssp. dasycarpum Woolly fruited lomatium, Woollyfruit desertparsley

native
Perennial herb

Lomatium parvifolium Coastal biscuitroot, Small leaved lomatium

• rare native
Perennial herb

Lonicera hispidula 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

Lupinus albifrons var. abramsii Abrams' lupine

• rare native
Perennial herb

Lupinus concinnus Bajada lupine, Elegant lupine, Scarlet lupine

native
Annual herb

Lupinus hirsutissimus Stinging annual lupine, Stinging lupine

native
Annual herb

Lupinus latifolius var. latifolius Broad leaf lupine

native
Perennial herb

Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine

native
Annual herb

Lysimachia arvensis Scarlet pimpernel

non-native
Annual herb

MYRSINACEAE

Lysimachia latifolia Pacific starflower

native
Perennial herb

MYRSINACEAE

Madia exigua Little tarweed, Meager tarweed, Small tarweed

native
Annual herb

Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed

native
Annual herb

Madia sativa Chile tarweed, Coast tarweed, Coastal tarweed

native
Annual herb

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

native
Shrub

BERBERIDACEAE

Malacothrix phaeocarpa Central coast malacothrix, Davis' desertdandelion

• rare native
Annual herb

Marah fabacea California man-root

native
Perennial herb, Vine

CUCURBITACEAE

Marrubium vulgare White horehound

• invasive non-native
Perennial herb

Matricaria discoidea Pineapple weed

native
Annual herb

Medicago minima Burclover, Burr medick, Small bur clover

non-native
Annual herb

Medicago polymorpha Bur clover, Bur medic, California burclover

• invasive non-native
Annual herb

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

native
Perennial grass

Melica torreyana Torrey melic, Torrey's melica, Torrey's melicgrass

native
Perennial grass

Melilotus albus White sweetclover

• invasive non-native
Annual, Biennial herb

Melilotus indicus Annual yellow sweetclover, Sourclover

non-native
Annual herb

Microseris douglasii ssp. douglasii Douglas' microseris, Douglas' silverpuffs

native
Annual herb

Monardella palmeri Palmer's monardella

• rare native
Perennial herb (rhizomatous)

Monardella villosa ssp. obispoensis San luis obispo coyote mint

native
Perennial herb

Myriopteris covillei Coville's lip fern

native
Fern

Navarretia mellita Honeyscented pincushionplant, Skunk navarretia

native
Annual herb

POLEMONIACEAE

Nemophila pedunculata Littlefoot nemophila, Meadow nemophila

native
Annual herb

Notholithocarpus densiflorus var. densiflorus Tanoak

native
Tree, Shrub

Notholithocarpus densiflorus var. densiflorus

Oemleria cerasiformis Indian plum, Oso berry

native
Shrub

Oxalis pes-caprae Bermuda buttercup, Sourgrass

• invasive non-native
Perennial herb

OXALIDACEAE

Paeonia californica California peony

native
Perennial herb

PAEONIACEAE

Papaver californicum Fire poppy, Western poppy

native
Annual herb

Papaver heterophyllum Wind poppy

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

Pentagramma triangularis ssp. triangularis Gold back fern

native
Fern

Pentagramma triangularis ssp. triangularis

Phacelia cicutaria var. hispida Caterpillar phacelia

native
Annual herb

Phacelia grisea Grey phacelia, Santa lucia phacelia

native
Annual herb

Phacelia imbricata ssp. imbricata Imbricate Phacelia

native
Annual herb

Phalaris aquatica Bulbous canarygrass, Harding grass

• invasive non-native
Perennial grass

Pholistoma auritum var. auritum Blue fiesta flower, Blue fiestaflower, Fiesta flower

native
Annual herb

Phoradendron villosum ssp. villosum Mistletoe

native
Shrub (parasitic)

VISCACEAE

Pickeringia montana var. montana Montana chaparral pea

native
Shrub

Pinus attenuata Knobcone pine, Scrub pine

native
Tree

PINACEAE

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 ssp. elegans Elegant piperia

native
Perennial herb

ORCHIDACEAE

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

native
Annual herb

Plagiobothrys uncinatus Hooked popcorn flower, Salinas valley popcornflower

• rare native
Annual herb

Plantago erecta California plantain, Dotseed plantain, Foothill plantain

native
Annual herb

Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass

• invasive non-native
Perennial herb

Plectritis ciliosa Long spurred plectritis, Longspur seablush

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

Pogogyne serpylloides Thyme leaf mesa mint, Thymeleaf mesamint

native
Annual herb

Polygala californica California Milkwort

native
Perennial herb

POLYGALACEAE

Polypodium californicum California polypody

native
Fern

POLYPODIACEAE

Polypodium calirhiza Acrid fern, Licorice fern, Nested polypody

native
Fern

POLYPODIACEAE

Polypogon interruptus Ditch beard grass, Ditch rabbitsfoot grass

non-native
Perennial grass

Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass

• invasive non-native
Annual grass

Primula clevelandii var. insulare Padre's shooting star

native
Perennial herb

PRIMULACEAE

Prunus ilicifolia var. ilicifolia Holly leaf cherry, Hollyleaf cherry

native
Tree, Shrub

Pseudognaphalium beneolens Cudweed

native
Perennial herb

Pseudognaphalium californicum Ladies' tobacco

native
Annual, Perennial herb

Pseudognaphalium luteoalbum Jersey cudweed

non-native
Annual herb

Psilocarphus tenellus Slender woolly marbles, Slender woollyheads

native
Annual herb

Pteridium aquilinum var. pubescens Hairy brackenfern, Western bracken fern

native
Fern

DENNSTAEDTIACEAE

Pterostegia drymarioides Fairy mist, Woodland threadstem

native
Annual herb

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

native
Tree

Quercus berberidifolia Inland scrub oak

native
Tree

Quercus chrysolepis Canyon live oak, Canyon oak, maul oak, goldcup oak, Gold cup oak

native
Tree

Quercus durata var. durata Leather oak

native
Shrub

Quercus lobata California white oak, Valley oak

native
Tree

Quercus wislizeni var. frutescens Bush interior live oak, Chaparral oak, Live oak

native
Tree, Shrub

Rafinesquia californica California chicory, California plumseed

native
Annual herb

Ranunculus californicus California buttercup

native
Perennial herb

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

native
Annual herb

Rhamnus crocea Redberry buckthorn

native
Shrub

Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry

native
Shrub

Ribes malvaceum var. malvaceum Chaparral currant

native
Shrub

GROSSULARIACEAE

Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry

native
Shrub

GROSSULARIACEAE

Rosa gymnocarpa Dwarf rose, Baldhip rose

native
Shrub

Rosa spithamea Ground rose, Sonoma rose

native
Shrub

Rubus ursinus California blackberry, Pacific blackberry

native
Vine, Shrub

Rumex acetosella Common sheep sorrel

• invasive non-native
Perennial herb

Rumex crispus Curly dock, Curly leaved dock, Rhubarb

• invasive non-native
Perennial herb

Rumex kerneri Kerner's dock

non-native
Perennial herb

Salix breweri Brewer's willow, Serpentine willow

native
Shrub

SALICACEAE

Salix laevigata Polished willow, Red willow

native
Tree

SALICACEAE

Salix lasiolepis Arroyo willow

native
Tree, Shrub

SALICACEAE

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 nigra ssp. caerulea Blue elderberry

native
Tree, Shrub

VIBURNACEAE

Sanicula arguta Sharp toothed sanicle, Sharp toothed snakeroot, Sharptooth blacksnakeroot

native
Perennial herb

Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle

native
Perennial herb

Sanicula hoffmannii Hoffmann's blacksnakeroot, Hoffmann's sanicle, Hoffmann's snakeroot

• rare native
Perennial herb

Sanicula tuberosa Tuberous sanicle, Turkey pea

native
Perennial herb

Scribneria bolanderi Scribner's grass, Scribneria

native
Annual grass

Scutellaria tuberosa Danny's skullcap, Scullcap

native
Perennial herb

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

native

SELAGINELLACEAE

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

Sidalcea hickmanii ssp. anomala Cuesta pass checkerbloom

• rare native
Perennial herb

MALVACEAE

Sidalcea malviflora ssp. laciniata Dwarf checkerbloom, Laciniate checker mallow

native
Perennial herb (rhizomatous)

MALVACEAE

Silene gallica Common catchfly, Windmill pink

non-native
Annual herb

Silene laciniata ssp. laciniata Cardinal catchfly

native
Perennial herb

Silene multinervia Fire following campion

non-native
Annual herb

Silybum marianum Blessed milkthistle, Milk thistle

• invasive non-native
Annual, Perennial herb

Sisymbrium altissimum Tall tumblemustard, Tumble mustard, Tumbling mustard

non-native
Annual herb

Sisymbrium officinale Hedge mustard, Hedgemustard

non-native
Annual herb

Sisyrinchium bellum Western blue eyed grass

native
Perennial herb

IRIDACEAE

Solanum douglasii Douglas' nightshade, Greenspot nightshade

native
Perennial herb

SOLANACEAE

Solanum umbelliferum var. xanti Blue witch nightshade, Bluewitch nightshade

native
Shrub

SOLANACEAE

Sonchus asper ssp. asper Prickly sow thistle, Sow thistle

• invasive non-native
Annual herb

Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle

non-native
Annual herb

Spergularia bocconi Boccone's sand spurry

non-native
Annual herb

Spergularia rubra Purple sand spurry, Red sandspurry, Ruby sandspurry

non-native
Annual, 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

Stellaria media Chickweed

non-native
Annual herb

Stellaria nitens Shining chickweed, Shiny chickweed, Smooth chickweed

native
Annual herb

Stephanomeria cichoriacea Chicory leaved stephanomeria, Chicoryleaf wirelettuce, Fort tejon milk aster

native
Perennial herb

Stephanomeria elata Annual mitra, Santa barbara stephanomeria, Santa barbara wirelettuce

native
Annual herb

Stephanomeria exigua ssp. carotifera White plume stephanomeria, Whiteplume wirelettuce

native
Perennial herb

Stephanomeria virgata ssp. pleurocarpa Tall stephanomeria, Wand stephanomeria, Wand wirelettuce

native
Annual herb

Stipa lepida Foothill needle grass

native
Perennial grass

Stipa miliacea var. miliacea Smilo grass

• invasive non-native
Perennial grass

Stipa pulchra Purple needle grass

native
Perennial grass

Streptanthus glandulosus ssp. glandulosus Bristly jewelflower

native
Annual herb

Streptanthus glandulosus ssp. glandulosus

Symphoricarpos mollis Creeping snowberry, Trailing snowberry

native
Shrub

Taraxacum officinale Common dandelion, Dandelion, Red seeded dandelion

• invasive non-native
Perennial herb

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

native
Perennial herb

Thermopsis californica var. californica California goldenbanner

native
Perennial herb (rhizomatous)

Thysanocarpus curvipes ssp. curvipes Fringe Pod

native
Annual herb

Thysanocarpus laciniatus Common lace pod, Mountain fringepod, Narrow leaved fringe pod

native
Annual herb

Torilis arvensis Field hedge parsley, Spreading hedgeparsley, Tall Sock-Destroyer

• invasive non-native
Annual herb

Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak

native
Vine, Shrub

ANACARDIACEAE

Toxicoscordion fremontii Fremont's star lily, Fremont's death camas

native
Perennial herb

MELANTHIACEAE

Tragopogon porrifolius Purple salsify

non-native
Perennial herb

Trichostema lanatum Woolly bluecurls

native
Shrub

Trifolium bifidum var. decipiens Notch leaf clover

native
Annual herb

Trifolium depauperatum var. truncatum Dwarf sack clover

native
Annual herb

Trifolium hirtum Rose clover

• invasive non-native
Annual herb

Trifolium microcephalum Hairy clover, Small headed clover

native
Annual herb

Trifolium willdenovii Tomcat clover

native
Annual herb

Triodanis biflora Venus looking glass, Venus' looking glass

native
Annual herb

CAMPANULACEAE

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

native
Tree

LAURACEAE

Uropappus lindleyi Silver puffs, Uropappus

native
Annual herb

Vicia americana ssp. americana American vetch

native
Perennial herb, Vine

Vicia sativa ssp. sativa Garden vetch, Pubescent common vetch, Spring vetch

non-native
Annual herb, Vine

Vinca major Bigleaf periwinkle, Greater periwinkle, Vinca

• invasive non-native
Perennial herb

Yabea microcarpa California hedge parsley, False carrot

native
Annual herb