Illustrated Plant List

Achyrachaena mollis Blow-Wives

native

Annual herb

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

native

Annual herb

Acmispon brachycarpus hill 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 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 capillus-veneris Venus hair

native

Fern

PTERIDACEAE

Agoseris grandiflora var. grandiflora Giant mountain dandelion

native

Perennial herb

Allium haematochiton Red skinned onion, Redskin onion

native

Perennial herb (bulb)

ALLIACEAE

Ambrosia psilostachya Ragweed, Western ragweed

native

Perennial herb

Amsinckia menziesii Menzies' fiddleneck, Small flowered fiddleneck

native

Annual herb

BORAGINACEAE

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

non-native

Annual herb

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

native

Perennial herb

Aristida adscensionis Six weeks three awn, Sixweeks threeawn

native

Annual grass

Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush

native

Shrub

Artemisia douglasiana California mugwort, Douglas' sagewort

native

Perennial herb

Asclepias fascicularis Narrow leaf milkweed

native

Perennial herb

APOCYNACEAE

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

native

Annual herb

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

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

native

Shrub

Bloomeria crocea var. crocea Common goldenstar

native

Perennial herb

THEMIDACEAE

Brachypodium hybridum Small Tree-Mallow

Brassica nigra Black mustard

invasive non-native
moderate

Annual herb

Brassica rapa Common mustard, Field mustard, Rape mustard

invasive non-native
limited

Annual herb

Brickellia californica Brickell bush, California brickellbush, California brickellia

native

Shrub

Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass

invasive non-native
limited

Annual grass

Brodiaea terrestris ssp. terrestris Dwarf brodiaea

native

Perennial herb

THEMIDACEAE

Bromus carinatus var. carinatus California 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

non-native

Annual grass

Calandrinia menziesii red maids, Calandrinia

native

Annual herb

MONTIACEAE

Calochortus argillosus Clay mariposa lily

native

Perennial herb (bulb)

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

rare native
4.3

Perennial herb (bulb)

Calochortus obispoensis San luis mariposa lily

rare native
1B.2

Perennial herb (bulb)

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

native

Perennial herb, Vine

CONVOLVULACEAE

Calystegia subacaulis ssp. episcopalis Cambria morning glory, San luis obispo county morning glory

rare native
4.2

Perennial herb (rhizomatous)

CONVOLVULACEAE

Capsella bursa-pastoris Shepherd's purse

non-native

Annual herb

Carduus pycnocephalus Italian thistle

invasive non-native
moderate

Annual herb

Carex spissa San diego sedge

native

Perennial grasslike herb

Castilleja densiflora ssp. obispoensis Obispo indian paintbrush, San luis obispo owl's clover

native

Annual herb

OROBANCHACEAE

Ceanothus cuneatus var. ramulosus Buck brush

native

Shrub

RHAMNACEAE

Centaurea calcitrapa Purple starthistle, Purple star thistle, Red star thistle

invasive non-native
moderate

Annual, Perennial herb

Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote

invasive non-native
moderate

Annual herb

Centromadia parryi ssp. congdonii Congdon's tarplant

rare native
1B.1

Annual herb

Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany

native

Tree, Shrub

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
moderate

Perennial herb

Chorizanthe breweri Brewer's spineflower, San luis obispo spineflower

rare native
1B.3

Annual herb

Chorizanthe palmeri Palmer's spineflower

rare native
4.2

Annual herb

Cirsium vulgare Bull thistle

invasive non-native
moderate

Perennial herb

Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce

native

Annual herb

MONTIACEAE

Clematis lasiantha Chaparral clematis, Pipestem

native

Perennial herb, Vine

Collinsia heterophylla Purple chinese houses

native

Annual herb

Conium maculatum Poison hemlock

invasive non-native
moderate

Perennial herb

Convolvulus arvensis Field bindweed, Orchard morningglory

non-native

Perennial herb, Vine

CONVOLVULACEAE

Corethrogyne filaginifolia Common sandaster

native

Perennial herb

Cotula australis Australian brass buttons, Australian cotula, Australian waterbuttons

non-native

Annual herb

Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed

native

Annual herb

CRASSULACEAE

Croton setiger Turkey-mullein

native

Annual herb

EUPHORBIACEAE

Cryptantha clevelandii var. florosa Coastal cryptantha

native

Annual herb

BORAGINACEAE

Cynodon dactylon Bermuda grass, Bermudagrass

invasive non-native
moderate

Perennial grass

Cyperus eragrostis Tall cyperus, Tall flatsedge

native

Perennial grasslike herb

Cyperus involucratus Umbrella plant, Unbrella plant

non-native

Perennial grasslike herb

Daucus pusillus American wild carrot, Rattlesnake weed

native

Annual herb

Deinandra fasciculata Clustered tarweed

native

Annual herb

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

native

Perennial herb

Diplacus aurantiacus var. aurantiacus Orange Bush Monkeyflower

native

Shrub

PHRYMACEAE

Dipsacus sativus Fuller's teasel, Indian teasel

invasive non-native
moderate

Annual, Biennial herb

DIPSACACEAE

Dipterostemon capitatus ssp. capitatus Blue dicks

native

Perennial herb

THEMIDACEAE

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

native

Fern

DRYOPTERIDACEAE

Dudleya abramsii ssp. murina San Luis Obispo dudleya

rare native
1B.1

Perennial herb

CRASSULACEAE

Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya

native

Perennial herb

CRASSULACEAE

Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush

native

Perennial grasslike 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

Elymus triticoides Beardless wild rye

native

Perennial grass

Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb

native

Annual herb

ONAGRACEAE

Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet

native

Perennial herb

ONAGRACEAE

Erigeron canadensis Canada horseweed

native

Annual herb

Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane

native

Perennial herb, Shrub

Eriogonum elongatum var. elongatum Long stemmed buckwheat

native

Perennial herb

Eriogonum fasciculatum var. fasciculatum California buckwheat, Eastern mojave buckwheat

native

Shrub

Eriogonum fasciculatum var. fasciculatum

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
limited

Annual herb

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

non-native

Annual herb

Erythranthe guttata Seep monkey flower, Yellow monkey flower

native

Annual, Perennial herb (rhizomatous)

PHRYMACEAE

Eschscholzia californica California poppy

native

Annual, Perennial herb

PAPAVERACEAE

Eucalyptus globulus Blue gum, Tasmanian bluegum

invasive non-native
limited

Tree

MYRTACEAE

Euphorbia peplus Petty spurge

non-native

Annual herb

EUPHORBIACEAE

Euphorbia spathulata Reticulate seeded spurge, Warty spurge

native

Annual herb

EUPHORBIACEAE

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

native

Perennial herb

Festuca bromoides Brome fescue

non-native

Annual grass

Festuca microstachys Small fescue

native

Annual grass

Festuca myuros Rattail sixweeks grass

invasive non-native
moderate

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

RHAMNACEAE

Fritillaria biflora var. biflora Chocolate lily

native

Perennial herb (bulb)

Fumaria capreolata White ramping fumitory

non-native

Perennial herb

PAPAVERACEAE

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. californicum California bedstraw

native

Perennial herb

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

native

Vine, Shrub

Gastridium phleoides Nit grass

non-native

Annual grass

Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium

invasive non-native
limited

Annual herb

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

native

Annual herb

POLEMONIACEAE

Grindelia hirsutula Gumweed, Hairy gumweed

native

Perennial herb

Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush

native

Shrub

Helenium puberulum Rosilla, Sneezeweed

native

Perennial herb

Helminthotheca echioides Bristly ox-tongue

invasive non-native
limited

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

Hesperoyucca whipplei Chaparral yucca

native

Shrub

AGAVACEAE

Heteromeles arbutifolia Christmas berry, Toyon

native

Shrub

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

invasive non-native
moderate

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

Hypochaeris glabra Smooth cat's ear

invasive non-native
limited

Annual herb

Juncus bufonius var. bufonius Toad rush

native

Annual grasslike herb

Juncus patens Common rush, Spreading rush

native

Perennial grasslike herb

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

native

Perennial grasslike herb

Juncus phaeocephalus var. phaeocephalus Brown headed rush, Brownhead rush

native

Perennial grasslike herb

Koeleria macrantha June grass, Prairie junegrass

native

Perennial grass

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

non-native

Annual herb

Lactuca serriola Prickly lettuce, Prickly wild lettuce

non-native

Annual herb

Lamarckia aurea Goldentop grass

non-native

Annual grass

Lasthenia gracilis Needle goldfields

native

Annual herb

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

native

Perennial herb

Lepidium draba Whitetop

invasive non-native
moderate

Perennial herb

Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed

native

Annual herb

Lepidium strictum Peppergrass, Prostrate pepper grass, Upright pepperweed

native

Annual herb

Logfia filaginoides California cottonrose

native

Annual herb

Logfia gallica Narrowleaf cottonrose

non-native

Annual 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 utriculatum Bladder parsnip, Common lomatium, Hog fennel

native

Perennial herb

Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine

native

Annual, Perennial herb

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

native

Annual herb

Lupinus nanus Sky lupine

native

Annual herb

Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine

native

Annual 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

Matricaria discoidea Pineapple weed

native

Annual herb

Medicago polymorpha Bur clover, Bur medic, California burclover

invasive non-native
limited

Annual herb

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

native

Perennial grass

Melilotus albus White sweetclover

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

Microseris douglasii ssp. tenella Douglas' silverpuffs, Short scaled microseris

native

Annual herb

Mimetanthe pilosa Snouted monkey flower

native

Annual herb

PHRYMACEAE

Muhlenbergia microsperma Annual muhly, Littleseed muhly

native

Annual grass

Nicotiana glauca Tree tobacco

invasive non-native
moderate

Tree, Shrub

SOLANACEAE

Oxalis pes-caprae Bermuda buttercup, Sourgrass

invasive non-native
moderate

Perennial herb

OXALIDACEAE

Paeonia californica California peony

native

Perennial herb

PAEONIACEAE

Pellaea andromedifolia Coffee cliffbrake, Coffee fern

native

Fern

PTERIDACEAE

Pentagramma triangularis ssp. triangularis Gold back fern

native

Fern

PTERIDACEAE

Pentagramma triangularis ssp. triangularis

Phacelia imbricata ssp. imbricata Bernadina Phacelia

native

Annual herb

HYDROPHYLLACEAE

Phacelia malvifolia Stinging phacelia

native

Annual herb

HYDROPHYLLACEAE

Phalaris aquatica Bulbous canarygrass, Harding grass

invasive non-native
moderate

Perennial grass

Phalaris paradoxa Hood canarygrass

non-native

Annual grass

Phoradendron villosum ssp. villosum Mistletoe

native

Shrub (parasitic)

VISCACEAE

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

native

Annual herb

BORAGINACEAE

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 maritima Alkali plantain, Goose tongue, Maritime plantain

native

Perennial herb

Platanus racemosa California sycamore, Western sycamore

native

Tree

PLATANACEAE

Platystemon californicus Cream cups, Creamcups

native

Annual herb

PAPAVERACEAE

Poa annua Annual blue grass, Annual bluegrass

non-native

Annual grass

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

native

Perennial grass

Polygonum aviculare Prostrate knotweed

non-native

Annual, Perennial herb

Polypodium californicum California 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
limited

Annual grass

Populus fremontii ssp. fremontii Cottonwood

native

Tree

SALICACEAE

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 biolettii Two-color rabbit-tobacco

native

Perennial herb

Pseudognaphalium californicum Ladies' tobacco

native

Annual, Perennial herb

Pseudognaphalium luteoalbum Jersey cudweed

non-native

Annual herb

Pterostegia drymarioides Fairy mist, Woodland threadstem

native

Annual herb

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

native

Tree

FAGACEAE

Quercus durata var. durata Leather oak

native

Shrub

FAGACEAE

Quercus lobata California white oak, Valley oak

native

Tree

FAGACEAE

Ranunculus californicus California buttercup

native

Perennial herb

Rhamnus crocea Redberry buckthorn

native

Shrub

RHAMNACEAE

Rosa californica California wild rose, California wildrose

native

Shrub

Rosa spithamea Ground rose, Sonoma rose

native

Shrub

Rubus ursinus California blackberry, Pacific blackberry

native

Vine, Shrub

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 kerneri Kerner's dock

non-native

Perennial herb

Rumex pulcher Fiddle dock

non-native

Perennial herb

Salix breweri Brewer's willow, Serpentine willow

native

Shrub

SALICACEAE

Salix lasiolepis Arroyo willow

native

Tree, Shrub

SALICACEAE

Salvia columbariae Chia sage

native

Annual herb

Salvia mellifera Black sage

native

Shrub

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
4.3

Perennial herb

Scrophularia californica ssp. californica California bee plant, California figwort

native

Perennial herb

SCROPHULARIACEAE

Scrophularia californica ssp. californica

Scrophularia californica ssp. floribunda California bee plant, California figwort

native

Perennial herb

SCROPHULARIACEAE

Scrophularia californica ssp. floribunda

Sidalcea malviflora ssp. laciniata Dwarf checkerbloom, Laciniate checker mallow

native

Perennial herb (rhizomatous)

MALVACEAE

Silene gallica Common catchfly, Windmill pink

non-native

Annual herb

Silybum marianum Blessed milkthistle, Milk thistle

invasive non-native
limited

Annual, Perennial herb

Sisymbrium officinale Hedge mustard, Hedgemustard

non-native

Annual herb

Sisyrinchium bellum Western blue eyed grass

native

Perennial herb

IRIDACEAE

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

non-native

Annual herb

Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle

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 nitens Shining chickweed, Shiny chickweed, Smooth chickweed

native

Annual herb

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

native

Perennial herb

Stipa lepida Foothill needle grass

native

Perennial grass

Stipa pulchra Purple needle grass

native

Perennial grass

Streptanthus lasiophyllus Small Tree-Mallow

Symphoricarpos mollis Creeping snowberry, Trailing snowberry

native

Shrub

CAPRIFOLIACEAE

Taraxacum officinale Common dandelion

non-native

Perennial herb

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

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

Tragopogon dubius Goat's beard, Yellow salsify

non-native

Perennial herb

Trichostema lanceolatum Vinegarweed

native

Annual herb

Trifolium ciliolatum Foothill clover, Tree clover

native

Annual herb

Trifolium depauperatum var. depauperatum Cowbag clover, Dwarf bladder clover, Dwarf sack clover

native

Annual herb

Trifolium depauperatum var. depauperatum

Trifolium fucatum Bull clover, Sour clover

native

Annual herb

Trifolium hirtum Rose clover

invasive non-native
limited

Annual herb

Trifolium microcephalum Hairy clover, Small headed clover

native

Annual herb

Typha domingensis Narrowleaf cattail, Southern cattail

native

Perennial herb

TYPHACEAE

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

native

Tree

LAURACEAE

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