Illustrated Plant List

Acmispon glaber var. glaber Deerweed

native

Perennial herb

Acmispon junceus var. biolettii Bioletti's rush lotus

native

Perennial herb

Acmispon parviflorus Hill lotus

native

Annual herb

Acmispon strigosus Strigose lotus

native

Annual herb

Acmispon wrangelianus Wrangel 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

PTERIDACEAE

Agoseris grandiflora var. grandiflora Giant mountain dandelion

native

Perennial herb

Agrostis exarata Spike bentgrass, Spike redtop

native

Perennial grass

Agrostis hooveri Hoover's bent grass, Hoover's bentgrass

rare native
1B.2

Perennial grass

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

native

Perennial grass

Aira caryophyllea Shiver grass, Silver hairgrass, Silvery hairgrass

invasive non-native

Annual grass

Ambrosia psilostachya Ragweed, Western ragweed

native

Perennial herb

Amsinckia intermedia Common fiddleneck

native

Annual herb

Anaphalis margaritacea Pearly everlasting

native

Perennial herb

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

native

Annual herb

Antirrhinum nuttallianum ssp. subsessile Nuttall's snapdragon

native

Annual, Perennial herb

Antirrhinum nuttallianum ssp. subsessile

Antirrhinum thompsonii

native

Perennial herb

Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley

native

Annual herb

Arctostaphylos pilosula La panza manzanita, Santa Margarita manzanita

rare native
1B.2

Shrub

ERICACEAE

Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush

native

Shrub

Artemisia douglasiana California mugwort, Douglas' sagewort

native

Perennial herb

Artemisia dracunculus Herbaceous sagewort, Pinon wormwood, Tarragon

native

Perennial herb

Asclepias eriocarpa Indian milkweed, Kotolo milkweed, Woolypod milkweed

native

Perennial herb

APOCYNACEAE

Asclepias fascicularis Narrow leaf milkweed

native

Perennial herb

APOCYNACEAE

Avena barbata Slender oat, Slim oat

invasive non-native
moderate

Annual grass

Avena fatua Wild oat, Wildoat

invasive non-native
moderate

Annual grass

Baccharis pilularis Coyote brush, Dwarf chaparral broom

native

Shrub

Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass

invasive non-native
limited

Annual grass

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

non-native

Annual grass

Bromus carinatus var. carinatus California brome, Mountain brome

native

Perennial grass

Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass

invasive non-native
moderate

Annual grass

Bromus hordeaceus Soft brome, Soft chess

invasive non-native
limited

Annual grass

Bromus rubens Red brome

invasive non-native

Annual grass

Calochortus albus White fairy lantern, White globe lily

native

Perennial herb

LILIACEAE

Calochortus obispoensis San luis mariposa lily

rare native
1B.2

Perennial herb (bulb)

LILIACEAE

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

native

Perennial herb, Vine

CONVOLVULACEAE

Camissoniopsis micrantha Spencer primrose

native

Annual herb

Capsella bursa-pastoris Shepherd's purse

non-native

Annual herb

Cardamine californica California toothwort, milkmaids

native

Perennial herb

Carduus pycnocephalus Italian thistle

invasive non-native
moderate

Annual herb

Carex barbarae Santa barbara sedge, Valley sedge

native

Perennial grasslike herb

Carex globosa Round fruit sedge

native

Perennial grasslike herb

Carex praegracilis Clustered field sedge, Field sedge

native

Perennial grasslike herb

Carex subbracteata Small bract sedge

native

Perennial grasslike herb

Castilleja affinis ssp. affinis Coast indian paintbrush

native

Perennial 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. obispoensis Obispo indian paintbrush, San luis obispo owl's clover

native

Annual herb

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

native

Annual herb

Ceanothus cuneatus var. fascicularis Sand buck brush, Sedgeleaf buckbrush

rare native
4.2

Shrub

Ceanothus impressus var. nipomensis Nipomo mesa ceanothus, Santa barbara ceanothus

native
1B.2

Shrub

Ceanothus spinosus Greenbark ceanothus, Redheart

native

Tree, Shrub

Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote

invasive non-native
moderate

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

Chondrilla juncea Hogbite, Skeleton weed

invasive non-native
moderate

Perennial herb

Chorizanthe diffusa Diffuse spineflower

native

Annual herb

Chorizanthe obovata Spoon sepal spineflower, Spoonsepal spineflower

native

Annual herb

Cirsium occidentale var. occidentale Cobweb thistle, Cobwebby thistle

native

Perennial herb

Cirsium vulgare Bull thistle

invasive non-native
moderate

Perennial herb

Clarkia affinis Chaparral clarkia, Chaparral fairyfan

native

Annual herb

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

native

Annual herb

Clarkia speciosa ssp. immaculata Pismo clarkia

rare native
1B.1

Annual herb

Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia

native

Annual herb

Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce

native

Annual herb

MONTIACEAE

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

native

Perennial herb, Vine

Clinopodium douglasii Yerba buena

native

Perennial herb

Collinsia heterophylla Purple chinese houses

native

Annual herb

Conium maculatum Poison hemlock

invasive non-native
moderate

Perennial herb

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

native

Annual herb (hemiparasitic)

Corethrogyne filaginifolia Common sandaster

native

Perennial herb

Cornus sericea ssp. occidentalis Western dogwood

native

Shrub

CORNACEAE

Cotula coronopifolia Brass buttons, Common brassbuttons

invasive non-native
limited

Perennial herb

Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed

native

Annual herb

Crassula tillaea Mediterranean pygmy weed, Moss pygmyweed

non-native

Annual herb

Crocanthemum scoparium peak rush-rose, broom rush-rose

native

Shrub

CISTACEAE

Croton californicus California croton, Desert croton

native

Perennial herb

EUPHORBIACEAE

Croton setiger Turkey-mullein

native

Annual herb

EUPHORBIACEAE

Cryptantha clevelandii var. florosa Coastal cryptantha

native

Annual herb

Cryptantha microstachys Popcorn flower, Tejon cryptantha

native

Annual herb

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

native

Annual herb, Vine (parasitic)

CONVOLVULACEAE

Cynodon dactylon Bermuda grass, Bermudagrass

invasive non-native
moderate

Perennial grass

Cyperus eragrostis Tall cyperus, Tall flatsedge

native

Perennial grasslike herb

Cyperus niger Black cyperus, Black flatsedge, Brown cyperus

native

Perennial grasslike herb

Dactylis glomerata Orchard grass, Orchardgrass

invasive non-native
limited

Perennial grass

Datura stramonium Jimson weed, Jimsonweed

non-native

Annual herb

SOLANACEAE

Daucus pusillus American wild carrot, Rattlesnake weed

native

Annual herb

Deinandra increscens ssp. increscens Grassland tarweed

native

Annual herb

Delairea odorata Cape ivy

invasive non-native
high

Perennial herb

Delphinium parryi ssp. blochmaniae Blochman's larkspur, Dune larkspur

rare native
1B.2

Perennial herb

Dendromecon rigida Bush poppy, Tree poppy

native

Shrub

Diplacus aurantiacus var. aurantiacus Orange Bush Monkeyflower

native

Shrub

PHRYMACEAE

Dipterostemon capitatus ssp. capitatus Blue dicks

native

Perennial herb

THEMIDACEAE

Distichlis spicata Inland saltgrass, Salt grass, Saltgrass

native

Perennial grass

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

native

Fern

DRYOPTERIDACEAE

Dudleya caespitosa

native

Perennial herb

Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya

native

Perennial herb

Dudleya pulverulenta Chalk dudleya

native

Perennial herb

Echinochloa crus-galli Barnyard grass, Japanese millet, Watergrass

non-native

Annual grass

Ehrharta calycina Perennial veldt grass, Perennial veldtgrass

invasive non-native
high

Perennial grass

Elymus condensatus Giant wild rye

native

Perennial grass

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

native

Perennial grass

Elymus triticoides Beardless wild rye

native

Perennial grass

Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb

native

Annual herb

Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet

native

Perennial herb

Equisetum laevigatum Horsetail, Smooth horsetail, Smooth scouring rush

native

Fern

EQUISETACEAE

Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail

native

Fern

EQUISETACEAE

Ericameria ericoides California goldenbush, Mock heather

native

Shrub

Erigeron bonariensis Flax-leaved horseweed

non-native

Annual herb

Erigeron canadensis Canada horseweed

native

Annual herb

Erigeron philadelphicus Philadelphia fleabane

native

Perennial herb

Eriodictyon altissimum Indian knob mountainbalm

rare native
1B.1

Shrub

NAMACEAE

Eriogonum fasciculatum var. fasciculatum California buckwheat, Eastern mojave buckwheat

native

Shrub

Eriogonum fasciculatum var. fasciculatum

Eriogonum parvifolium Dune eriogonum, Sea cliff buckwheat, Seacliff buckwheat

native

Shrub

Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow

native

Shrub

Eriophyllum confertiflorum var. confertiflorum

Eriophyllum multicaule Branched woolly sunflower, Many stemmed eriophyllum, Manystem woolly sunflower

native

Annual 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
limited

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 floribunda Many flowered monkeyflower

native

Annual herb

PHRYMACEAE

Eschscholzia californica California poppy

native

Annual, Perennial herb

Eucrypta chrysanthemifolia var. chrysanthemifolia Common eucrypta, Spotted hideseed

native

Annual herb

Eucrypta chrysanthemifolia var. chrysanthemifolia

Euphorbia maculata Spotted spurge

non-native

Annual herb

EUPHORBIACEAE

Festuca arundinacea Alta fescue, Reed fescue, Tall fescue

invasive non-native
moderate

Perennial grass

Festuca bromoides Brome fescue

non-native

Annual grass

Festuca myuros Rattail sixweeks grass

invasive non-native
moderate

Annual grass

Festuca octoflora Sixweeks grass

native

Annual grass

Festuca perennis Italian rye grass

invasive non-native
moderate

Annual, Perennial grass

Foeniculum vulgare Biscuit root, Sweet fennel

invasive non-native
moderate

Perennial herb

Frangula californica ssp. californica California coffeeberry

native

Shrub

Galium aparine Cleavers, Common bedstraw, Goose grass

native

Annual herb

RUBIACEAE

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

native

Vine, Shrub

RUBIACEAE

Galium trifidum ssp. columbianum Threepetal bedstraw

native

Perennial herb

RUBIACEAE

Gamochaeta ustulata Featherweed

native

Perennial herb

Gastridium phleoides Nit grass

non-native

Annual grass

Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium

invasive non-native
limited

Annual herb

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

invasive non-native

Annual, Perennial herb

Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush

native

Shrub

Helenium puberulum Rosilla, Sneezeweed

native

Perennial herb

Heliotropium curassavicum var. oculatum Alkali heliotrope, Seaside heliotrope

native

Perennial herb

HELIOTROPIACEAE

Helminthotheca echioides Bristly ox-tongue

invasive non-native
limited

Annual, Perennial herb

Hemizonia congesta ssp. luzulifolia Hayfield tarweed, Woodrush tarweed

native

Annual herb

Hesperocnide tenella Western nettle, Western stinging nettle, Western stingingnettle

native

Annual herb

URTICACEAE

Hesperomecon linearis Narrowleaf queen poppy

native

Annual herb

Heteromeles arbutifolia Christmas berry, Toyon

native

Shrub

Heterotheca grandiflora Telegraph weed, Telegraphweed

native

Annual, Perennial herb

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

invasive non-native
moderate

Perennial herb

Hordeum brachyantherum ssp. californicum California barley, California meadow barley

native

Perennial grass

Hordeum brachyantherum ssp. californicum

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. cuneata Wedge leaved horkelia

native

Perennial herb

Horkelia cuneata var. puberula Mesa horkelia

rare native
1B.1

Perennial herb

Hydrocotyle verticillata Whorled marsh pennywort, Whorled marshpennywort

native

Perennial herb

ARALIACEAE

Hypericum anagalloides Creeping st. john's wort, Tinker's penny

native

Annual, Perennial herb

HYPERICACEAE

Hypochaeris glabra Smooth cat's ear

invasive non-native
limited

Annual herb

Isolepis cernua Low bulrush

native

Annual grasslike herb

Juncus bufonius var. bufonius Toad rush

native

Annual grasslike herb

Juncus occidentalis Rush, Slender juncus, Western rush

native

Perennial grasslike herb

Juncus patens Common rush, Spreading rush

native

Perennial grasslike herb

Keckiella cordifolia Climbing penstemon, Heart leaved keckiella, Heartleaf keckiella

native

Shrub

Koeleria gerardii Annual june grass, bristly koeleria

non-native

Annual grass

Lactuca saligna Narrow leaved wild lettuce, Willow lettuce, Willowleaf lettuce

non-native

Annual herb

Lactuca serriola Prickly lettuce, Prickly wild lettuce

invasive non-native

Annual herb

Lagophylla ramosissima Branched lagophylla, Common hareleaf

native

Annual herb

Lamarckia aurea Goldentop grass

non-native

Annual grass

Lamium amplexicaule Giraffe head, Henbit deadnettle

non-native

Annual herb

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

native

Perennial herb

Lemna gibba Duckweed, Gibbous duckweed, Swollen duckweed

native

Perennial herb

ARACEAE

Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed

native

Annual herb

Lepidium strictum Peppergrass, Prostrate pepper grass, Upright pepperweed

native

Annual herb

Leptosiphon parviflorus Variable linanthus

native

Annual herb

Lessingia pectinata var. pectinata Valley lessingia

native

Annual herb

Linanthus californicus ssp. californicus

native

Shrub

Linanthus californicus ssp. californicus

Lithophragma affine Common woodland star, San Francisco woodland star

native

Perennial herb

SAXIFRAGACEAE

Logfia filaginoides California cottonrose

native

Annual herb

Logfia gallica Narrowleaf cottonrose

non-native

Annual herb

Lonicera hispidula Pink honeysuckle

native

Vine, Shrub

CAPRIFOLIACEAE

Lotus corniculatus Bird's foot trefoil, Birdfoot deervetch, Broadleaf birdsfoot trefoil

invasive non-native

Perennial herb

Lupinus arboreus Coastal bush lupine, Yellow bush lupine

native

Shrub

Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine

native

Annual, Perennial herb

Lupinus hirsutissimus Stinging annual lupine, Stinging lupine

native

Annual herb

Lupinus latifolius var. latifolius Broad leaf lupine

native

Perennial herb

Lupinus ludovicianus San luis lupine, San luis obispo county lupine

rare native
1B.2

Perennial herb

Lupinus nanus Sky lupine

native

Annual herb

Lupinus truncatus Blunt leaved lupine, Collared annual lupine, Truncate leaf lupine

native

Annual herb

Luzula subsessilis Pacific woodrush

native

Perennial grasslike herb

Lysimachia arvensis Scarlet pimpernel

non-native

Annual herb

MYRSINACEAE

Lythrum hyssopifolia Hyssop loosestrife

invasive non-native
moderate

Annual, Perennial herb

LYTHRACEAE

Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed

native

Annual herb

Madia sativa Chile tarweed, Coast tarweed, Coastal tarweed

native

Annual herb

Malva nicaeensis Bull mallow

non-native

Annual herb

MALVACEAE

Malva parviflora Cheeseweed mallow

non-native

Annual herb

MALVACEAE

Marah fabacea California man-root

native

Perennial herb, Vine

CUCURBITACEAE

Marrubium vulgare White horehound

invasive non-native
limited

Perennial herb

Matricaria discoidea Pineapple weed

native

Annual herb

Medicago lupulina Black medick

non-native

Annual, Perennial herb

Medicago polymorpha Bur clover, Bur medic, California burclover

invasive non-native
limited

Annual herb

Medicago praecox Mediterranean medick

non-native

Annual herb

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

native

Perennial grass

Melilotus albus White sweetclover

invasive non-native

Annual, Biennial herb

Melilotus indicus Annual yellow sweetclover, Sourclover

non-native

Annual herb

Micropus californicus var. californicus Q tips, Slender cottonweed

native

Annual herb

Monardella sinuata ssp. sinuata

rare native
1B.2

Annual herb

Muhlenbergia microsperma Annual muhly, Littleseed muhly

native

Annual grass

Muhlenbergia rigens Deergrass

native

Perennial grass

Muilla maritima Common muilla, Sea muilla

native

Perennial herb

THEMIDACEAE

Nasturtium officinale Watercress

native

Perennial herb (aquatic)

Navarretia atractyloides Holly leaf navarretia, Hollyleaf pincushionplant

native

Annual herb

Navarretia hamata ssp. parviloba Hooked navarretia, Small lobe navarretia

native

Annual herb

Nemophila menziesii Baby blue eyes

native

Annual herb

Nuttallanthus texanus Blue toadflax

native

Annual, Perennial herb

Opuntia ficus-indica Mission cactus, Tuna cactus

non-native

Shrub (stem succulent)

CACTACEAE

Oxalis pilosa Hairy wood sorrel

native

Annual herb

OXALIDACEAE

Paeonia californica California peony

native

Perennial herb

PAEONIACEAE

Pedicularis densiflora Warrior's plume, Indian warrior

native

Perennial herb

Pellaea andromedifolia Coffee cliffbrake, Coffee fern

native

Fern

PTERIDACEAE

Pentagramma triangularis ssp. triangularis Gold back fern

native

Fern

PTERIDACEAE

Pentagramma triangularis ssp. triangularis

Persicaria punctata Dotted smartweed

native

Perennial herb

Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope

native

Annual herb

Phacelia imbricata ssp. imbricata Imbricate Phacelia

native

Annual herb

Phacelia tanacetifolia Lacy phacelia, Tansy leafed phacelia

native

Annual herb

Phacelia viscida var. viscida Sticky phacelia

native

Annual herb

Phalaris aquatica Bulbous canarygrass, Harding grass

invasive non-native
moderate

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 muricata Bishop pine, Bull pine, Prickle cone pine

native

Tree

PINACEAE

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

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
limited

Perennial herb

Plantago major Common plantain

non-native

Perennial herb

Plantago subnuda Mexican plantain, Naked plantain, Tall coastal plantain

native

Perennial herb

Platanus racemosa California sycamore, Western sycamore

native

Tree

PLATANACEAE

Platystemon californicus Cream cups, Creamcups

native

Annual herb

Poa annua Annual blue grass, Annual bluegrass

non-native

Annual grass

Polycarpon depressum California allseed, California manyseed, California polycarpon

native

Annual herb

Polygonum aviculare Prostrate knotweed

non-native

Annual, Perennial herb

Polypodium californicum California polypody

native

Fern

POLYPODIACEAE

Polypodium calirhiza Acrid fern, Licorice fern, Nested polypody

native

Fern

POLYPODIACEAE

Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass

invasive non-native
limited

Annual grass

Populus trichocarpa Black cottonwood

native

Tree

SALICACEAE

Primula clevelandi Small Tree-Mallow

Prunus ilicifolia var. ilicifolia Holly leaf cherry, Hollyleaf cherry

native

Tree, Shrub

Pseudognaphalium biolettii Two-color rabbit-tobacco

native

Perennial herb

Pseudognaphalium californicum Ladies' tobacco

native

Annual, Perennial herb

Pseudognaphalium luteoalbum Jersey cudweed

non-native

Annual herb

Pteridium aquilinum var. pubescens Hairy brackenfern, Western bracken fern

native

Fern

DENNSTAEDTIACEAE

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

native

Tree

FAGACEAE

Ranunculus californicus California buttercup

native

Perennial herb

Rhamnus crocea Redberry buckthorn

native

Shrub

Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry

native

Shrub

GROSSULARIACEAE

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
moderate

Perennial herb

Rumex conglomeratus Clustered dock, Green dock

non-native

Perennial herb

Rumex crispus Curly dock, Curly leaved dock, Rhubarb

invasive non-native
limited

Perennial herb

Rumex pulcher Fiddle dock

non-native

Perennial herb

Rumex salicifolius var. salicifolius Willow dock, Willow leaved dock

native

Perennial herb

Sagina decumbens ssp. occidentalis Western pearlwort

native

Annual herb

Salix laevigata Polished willow, Red willow

native

Tree

SALICACEAE

Salix lasiolepis Arroyo willow

native

Tree, Shrub

SALICACEAE

Salvia mellifera Black sage

native

Shrub

Salvia spathacea Hummingbird sage

native

Perennial herb

Sambucus nigra ssp. caerulea Blue elderberry

native

Tree, Shrub

VIBURNACEAE

Samolus parviflorus Water pimpernel

native

Perennial herb

THEOPHRASTACEAE

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

native

Perennial herb

Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle

native

Perennial herb

Schinus molle Peruvian pepper tree, Peruvian peppertree

invasive non-native
limited

Tree

ANACARDIACEAE

Scrophularia atrata Black flowered figwort, Darkflowered figwort

rare native
1B.2

Perennial herb

SCROPHULARIACEAE

Scrophularia californica ssp. californica California bee plant, California figwort

native

Perennial herb

SCROPHULARIACEAE

Scrophularia californica ssp. californica

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

non-native

Annual herb

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 verecunda Dolores campion, San Francisco campion

native

Perennial herb

Silybum marianum Blessed milkthistle, Milk thistle

invasive non-native
limited

Annual, Perennial herb

Sisymbrium officinale Hedge mustard, Hedgemustard

non-native

Annual herb

Solanum douglasii Douglas' nightshade, Greenspot nightshade

native

Perennial herb

SOLANACEAE

Solidago elongata West coast canada goldenrod

native

Perennial herb

Solidago velutina ssp. californica California goldenrod, Oreja de liebre

native

Perennial herb

Soliva sessilis Common soliva, Field burrweed, South american soliva

non-native

Annual herb

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

Spergula arvensis Corn 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

Stellaria media Chickweed

non-native

Annual herb

Stellaria pallida Pale starwort

non-native

Annual herb

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

native

Annual herb

Stipa miliacea var. miliacea Smilo grass

invasive non-native
limited

Perennial grass

Stipa pulchra Purple needle grass

native

Perennial grass

Symphoricarpos mollis Creeping snowberry, Trailing snowberry

native

Shrub

CAPRIFOLIACEAE

Symphyotrichum chilense California aster, Pacific aster

native

Perennial herb

Taraxacum officinale Common dandelion

invasive non-native

Perennial herb

Thalictrum fendleri var. fendleri Fendler's meadow rue

native

Perennial herb

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

invasive non-native
moderate

Annual herb

Torilis nodosa Hedge parsley, Knotted hedge parsley, Knotted hedgeparsley

non-native

Annual herb

Trichostema lanatum Woolly bluecurls

native

Shrub

Trifolium ciliolatum Foothill clover, Tree clover

native

Annual herb

Trifolium depauperatum var. truncatum Dwarf sack clover

native

Annual herb

Trifolium grayi Gray's clover

native

Annual herb

Trifolium hirtum Rose clover

invasive non-native
limited

Annual herb

Trifolium incarnatum Crimson clover

non-native

Annual herb

Trifolium microcephalum Hairy clover, Small headed clover

native

Annual herb

Trifolium subterraneum Sub clover, Subterranean clover

non-native

Annual herb

Trifolium variegatum Variegated clover, White tipped clover, Whitetip clover

native

Annual herb

Trifolium willdenovii Tomcat clover

native

Annual herb

Trifolium wormskioldii Coast clover, Cow clover, Cows clover

native

Perennial herb

Triodanis biflora Venus looking glass, Venus' looking glass

native

Annual herb

CAMPANULACEAE

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

native

Annual herb

Tropidocarpum gracile Dobie pod, Slender keel fruit, Slender tropidocarpum

native

Annual herb

Uropappus lindleyi Silver puffs, Uropappus

native

Annual herb

Urtica dioica ssp. holosericea Giant creek nettle, Hoary nettle, Mountain nettle

native

Perennial herb

URTICACEAE

Urtica urens Annual stinging nettle, Dwarf nettle

non-native

Annual herb

URTICACEAE

Vaccinium ovatum California huckleberry, Evergreen huckleberry

native

Shrub

ERICACEAE

Verbena lasiostachys var. lasiostachys Vervain, Western vervain

native

Perennial herb

VERBENACEAE

Vicia sativa ssp. nigra Common vetch, Garden vetch, Smaller common vetch

non-native

Annual herb, Vine

Vicia villosa ssp. varia Smooth vetch, Thick fruited vetch, Winter vetch

non-native

Annual herb, Vine

Viola pedunculata California golden violet, Johnny jump up

native

Perennial herb

VIOLACEAE

Xanthium spinosum Spiny clotbur, Spiny cockleburr

non-native

Annual herb

Xanthium strumarium Rough cockleburr

native

Annual herb