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 strigosus Strigose lotus

native

Annual herb

Acmispon wrangelianus Wrangel lotus

native

Annual herb

Agoseris grandiflora var. grandiflora Giant mountain dandelion

native

Perennial herb

Allium haematochiton Red skinned onion, Redskin onion

native

Perennial herb (bulb)

ALLIACEAE

Allium lacunosum var. lacunosum Pitted onion

native

Perennial herb (bulb)

ALLIACEAE

Amsinckia menziesii Menzies' fiddleneck, Small flowered fiddleneck

native

Annual herb

BORAGINACEAE

Aristida adscensionis Six weeks three awn, Sixweeks threeawn

native

Annual grass

Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush

native

Shrub

Asclepias fascicularis Narrow leaf milkweed

native

Perennial herb

APOCYNACEAE

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

native

Perennial herb

Astragalus didymocarpus var. milesianus Dwarf white milkvetch, Miles' milk vetch

rare native
1B.2

Annual herb

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

native

Annual herb

Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus

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

Brachypodium hybridum Small Tree-Mallow

Brassica tournefortii Saharan mustard

invasive non-native
high

Annual herb

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

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

Cardamine californica California toothwort, milkmaids

native

Perennial herb

Carduus pycnocephalus Italian thistle

invasive non-native
moderate

Annual herb

Carex praegracilis Clustered field sedge, Field sedge

native

Perennial grasslike herb

Carex serratodens Bifid sedge, Two tooth sedge

native

Perennial grasslike herb

Cenchrus longisetus Feathertop

invasive non-native
watch (high risk)

Perennial grass

Cenchrus setaceus Small Tree-Mallow

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

Centaurea solstitialis Barnaby's thistle, Yellow star thistle

invasive non-native
high

Annual herb

Chenopodiastrum murale Small Tree-Mallow

Chenopodium album Lamb's quarters, Lambs quarters, White goosefoot

non-native

Annual herb

CHENOPODIACEAE

Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant

native

Perennial herb

AGAVACEAE

Chlorogalum pomeridianum var. pomeridianum

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 fontinale var. obispoense Chorro creek bog thistle

rare native
1B.2

Perennial herb

Cirsium vulgare Bull thistle

invasive non-native
moderate

Perennial herb

Clarkia bottae Botta's clarkia, Punch bowl godetia

native

Annual herb

ONAGRACEAE

Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce

native

Annual herb

MONTIACEAE

Convolvulus arvensis Field bindweed, Orchard morningglory

invasive non-native

Perennial herb, Vine

CONVOLVULACEAE

Corethrogyne filaginifolia Common sandaster

native

Perennial 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

Deinandra fasciculata Clustered tarweed

native

Annual herb

Delphinium parryi ssp. eastwoodiae Eastwood's larkspur

rare native
1B.2

Perennial herb

RANUNCULACEAE

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

Distichlis spicata Inland saltgrass, Salt grass, Saltgrass

native

Perennial grass

Dudleya abramsii ssp. murina San Luis Obispo dudleya

rare native
1B.1

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 multisetus Big squirreltail grass

native

Perennial grass

Encelia californica Bush sunflower, California brittlebush, California encelia

native

Shrub

Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet

native

Perennial herb

ONAGRACEAE

Epilobium ciliatum ssp. ciliatum Fringed willowherb, Northern willow herb, Willow herb

native

Perennial herb

ONAGRACEAE

Eriogonum elongatum var. elongatum Long stemmed buckwheat

native

Perennial herb

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

native

Shrub

Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow

native

Shrub

Eriophyllum confertiflorum var. confertiflorum

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

invasive non-native
limited

Annual herb

GERANIACEAE

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

invasive non-native

Annual herb

GERANIACEAE

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 spathulata Reticulate seeded spurge, Warty spurge

native

Annual herb

EUPHORBIACEAE

Festuca arundinacea Alta fescue, Reed fescue, Tall fescue

invasive non-native
moderate

Perennial grass

Festuca microstachys Small fescue

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

Fritillaria biflora var. biflora Chocolate lily

native

Perennial herb (bulb)

Galium aparine Cleavers, Common bedstraw, Goose grass

native

Annual herb

RUBIACEAE

Gilia achilleifolia ssp. achilleifolia California gilia

native

Annual herb

POLEMONIACEAE

Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush

native

Shrub

Hedypnois rhagadioloides Crete weed

non-native

Annual 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

ROSACEAE

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

invasive non-native
moderate

Perennial herb

Hordeum brachyantherum ssp. brachyantherum Meadow barley

native

Perennial grass

Hordeum brachyantherum ssp. brachyantherum

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

non-native

Annual grass

Isolepis cernua Low bulrush

native

Annual grasslike herb

Juncus balticus ssp. ater Baltic rush

native

Perennial grasslike herb

JUNCACEAE

Juncus bufonius var. bufonius Toad rush

native

Annual grasslike herb

JUNCACEAE

Juncus phaeocephalus var. phaeocephalus Brown headed rush, Brownhead rush

native

Perennial grasslike herb

JUNCACEAE

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

invasive non-native

Annual herb

Lamarckia aurea Goldentop grass

non-native

Annual grass

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

native

Perennial herb

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

POLEMONIACEAE

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 parvifolium Coastal biscuitroot, Small leaved lomatium

rare native
4.2

Perennial herb

Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel

native

Perennial herb

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

invasive non-native

Perennial herb

Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine

native

Annual herb

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

native

Annual herb

Lysimachia arvensis Scarlet pimpernel

non-native

Annual herb

MYRSINACEAE

Lythrum californicum California loosestrife, Common loosestrife

native

Perennial herb

LYTHRACEAE

Malva parviflora Cheeseweed mallow

non-native

Annual herb

MALVACEAE

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 indicus Annual yellow sweetclover, Sourclover

non-native

Annual herb

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

native

Annual herb

Nicotiana glauca Tree tobacco

invasive non-native
moderate

Tree, Shrub

SOLANACEAE

Oxalis pes-caprae Bermuda buttercup, Sourgrass

invasive non-native
moderate

Perennial herb

OXALIDACEAE

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 Imbricate Phacelia

native

Annual herb

HYDROPHYLLACEAE

Phalaris aquatica Bulbous canarygrass, Harding grass

invasive non-native
moderate

Perennial grass

Phoenix canariensis Canary island date palm

invasive non-native
limited

Tree

ARECACEAE

Phyla nodiflora Common lippia, Lippia, Turkey tangle frogfruit

native

Perennial herb

VERBENACEAE

Pickeringia montana var. montana Montana chaparral pea

native

Shrub

Plantago erecta California plantain, Dotseed plantain, Foothill plantain

native

Annual herb

PLANTAGINACEAE

Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass

invasive non-native
limited

Perennial herb

PLANTAGINACEAE

Platystemon californicus Cream cups, Creamcups

native

Annual herb

PAPAVERACEAE

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

native

Perennial grass

Polycarpon tetraphyllum Four leaved all seed, Four leaved allseed, Four leaved polycarp

non-native

Annual herb

Polygonum aviculare Prostrate knotweed

non-native

Annual, Perennial herb

Polypodium californicum California polypody

native

Fern

POLYPODIACEAE

Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass

invasive non-native
limited

Annual grass

Primula clevelandii var. patulum Padre's shooting star

native

Perennial herb

PRIMULACEAE

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

Pyracantha koidzumii Taiwan firethorn

non-native

Shrub

ROSACEAE

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

native

Tree

FAGACEAE

Ranunculus californicus California buttercup

native

Perennial herb

RANUNCULACEAE

Raphanus sativus Cultivated radish, Jointed charlock, Wild radish

invasive non-native
limited

Annual, Biennial herb

Rubus armeniacus Himalayan blackberry, black berry, Armenian blackberry

invasive non-native
high

Shrub

ROSACEAE

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

Salvia columbariae Chia sage

native

Annual herb

LAMIACEAE

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

native

Perennial herb

Sanicula maritima Adobe sanicle, Adobe snakeroot

rare native
1B.1

Perennial herb

Schinus molle Peruvian pepper tree, Peruvian peppertree

invasive non-native
limited

Tree

ANACARDIACEAE

Schoenoplectus pungens var. longispicatus Common threesquare

native

Perennial grasslike herb

Schoenoplectus pungens var. longispicatus

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

native

SELAGINELLACEAE

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

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 rubra Purple sand spurry, Red sandspurry, Ruby sandspurry

non-native

Annual, Perennial herb

Stachys ajugoides Ajuga hedge nettle, Bugle hedgenettle, Hedge nettle

native

Perennial herb

LAMIACEAE

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

native

Perennial herb

LAMIACEAE

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 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 pulchra Purple needle grass

native

Perennial grass

Streptanthus glandulosus ssp. glandulosus Bristly jewelflower

native

Annual herb

Streptanthus glandulosus ssp. glandulosus

Streptanthus lasiophyllus Small Tree-Mallow

Taraxacum officinale Common dandelion

invasive non-native

Perennial herb

Thysanocarpus curvipes ssp. curvipes Fringe Pod

native

Annual herb

Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak

native

Vine, Shrub

ANACARDIACEAE

Toxicoscordion fremontii Star lily, Death Camas

native

Perennial herb

MELANTHIACEAE

Tragopogon porrifolius Purple salsify

non-native

Perennial herb

Trifolium fragiferum Strawberry clover

non-native

Perennial herb

Verbena lasiostachys var. lasiostachys Vervain, Western vervain

native

Perennial herb

VERBENACEAE

Vicia sativa ssp. sativa Garden vetch, Pubescent common vetch, Spring 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 strumarium Rough cockleburr

native

Annual herb