Illustrated Plant List

Achillea millefolium Common yarrow

native

Perennial herb

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 maritimus var. maritimus Coastal lotus

native

Annual herb

Acmispon strigosus Strigose lotus

native

Annual herb

Acmispon wrangelianus Wrangel lotus

native

Annual herb

Acourtia microcephala Sacapellote

native

Perennial herb

Adiantum jordanii Adiantum, maiden hair fern

native

Fern

PTERIDACEAE

Agoseris grandiflora var. grandiflora Giant mountain dandelion

native

Perennial herb

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

native

Perennial grass

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

native

Annual herb

Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush

native

Shrub

Artemisia douglasiana California mugwort, Douglas' sagewort

native

Perennial herb

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

Atriplex lentiformis Big saltbush

native

Shrub

CHENOPODIACEAE

Avena barbata Slender oat, Slim oat

invasive non-native
moderate

Annual grass

Avena fatua Wild oat, Wildoat

invasive non-native
moderate

Annual grass

Barbarea orthoceras American rocket, American wintercress, Erectpod wintercress

native

Perennial herb

Bidens pilosa Hairy beggarticks

non-native

Annual herb

Blepharizonia laxa Glandular big tarweed

native

Annual herb

Blitum californicum California goosefoot, Pigweed, Soaproot

native

Perennial herb

CHENOPODIACEAE

Brachypodium hybridum Small Tree-Mallow

Brassica nigra Black mustard

invasive non-native
moderate

Annual herb

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

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

rare native
4.3

Perennial herb (bulb)

LILIACEAE

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

native

Perennial herb, Vine

CONVOLVULACEAE

Cardamine californica California toothwort, milkmaids, milk maids

native

Perennial herb

Carduus pycnocephalus Italian thistle

invasive non-native
moderate

Annual herb

Carpobrotus edulis Hottentot fig, Iceplant, Sea fig

invasive non-native
high

Perennial herb

AIZOACEAE

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

native

Annual herb

OROBANCHACEAE

Cenchrus setaceus Crimson fountaingrass, Fountaingrass

invasive non-native
moderate

Perennial grass

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

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

Cirsium brevistylum Clustered thistle, Indian thistle

native

Perennial herb

Cirsium vulgare Bull thistle

invasive non-native
moderate

Perennial herb

Clarkia bottae Botta's clarkia, Punch bowl godetia

native

Annual herb

Clarkia epilobioides Canyon clarkia, Willow herb clarkia

native

Annual herb

Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce

native

Annual herb

MONTIACEAE

Collinsia heterophylla Purple chinese houses

native

Annual herb

Corethrogyne filaginifolia Common sandaster

native

Perennial herb

Cotoneaster pannosus Cotoneaster, Silverleaf cotoneaster, Woolly cotoneaster

invasive non-native
moderate

Shrub

Croton setiger Turkey-mullein

native

Annual herb

EUPHORBIACEAE

Cyperus eragrostis Tall cyperus, Tall flatsedge

native

Perennial grasslike herb

CYPERACEAE

Dactylis glomerata Orchard grass, Orchardgrass

invasive non-native
limited

Perennial grass

Daucus pusillus American wild carrot, Rattlesnake weed

native

Annual herb

Deinandra fasciculata Clustered tarweed

native

Annual herb

Delairea odorata Cape ivy

invasive non-native
high

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

Distichlis spicata Inland saltgrass, Salt grass, Saltgrass

native

Perennial grass

Drymocallis glandulosa var. glandulosa Sticky cinquefoil

native

Perennial herb

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

CYPERACEAE

Elymus condensatus Giant wild rye

native

Perennial grass

Elymus triticoides Beardless wild rye

native

Perennial grass

Emmenanthe penduliflora var. penduliflora Whispering bells, Whisperingbells

native

Annual herb

Emmenanthe penduliflora var. penduliflora

Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet

native

Perennial herb

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

native

Perennial herb

Erigeron bonariensis Flax-leaved horseweed

non-native

Annual herb

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 parvifolium Dune eriogonum, Sea cliff buckwheat, Seacliff buckwheat

native

Shrub

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

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

Eschscholzia californica California poppy

native

Annual, Perennial herb

PAPAVERACEAE

Eucalyptus globulus Blue gum, Tasmanian bluegum

invasive non-native
limited

Tree

MYRTACEAE

Eucrypta chrysanthemifolia var. chrysanthemifolia Common eucrypta, Spotted hideseed

native

Annual herb

Eucrypta chrysanthemifolia var. chrysanthemifolia

Festuca bromoides Brome fescue

non-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

RHAMNACEAE

Galium aparine Cleavers, Common bedstraw, Goose grass

native

Annual herb

RUBIACEAE

Gamochaeta ustulata Featherweed

native

Perennial herb

Gastridium phleoides Nit grass

non-native

Annual grass

Genista monspessulana French broom

invasive non-native
high

Shrub

Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium

invasive non-native
limited

Annual 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

Hesperocyparis sargentii Sargent cypress

native

Tree, Shrub

CUPRESSACEAE

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

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

Juncus bufonius var. bufonius Toad rush

native

Annual grasslike herb

JUNCACEAE

Juncus patens Common rush, Spreading rush

native

Perennial grasslike herb

JUNCACEAE

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

native

Perennial grasslike herb

JUNCACEAE

Keckiella antirrhinoides var. antirrhinoides Chaparral beard tongue

native

Shrub

Keckiella antirrhinoides var. antirrhinoides

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

Lathyrus odoratus Common sweet pea, Garden sweet pea, Sweetpea

non-native

Annual herb

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

native

Perennial herb

Logfia gallica Narrowleaf cottonrose

non-native

Annual herb

Lomatium parvifolium Coastal biscuitroot, Small leaved lomatium

rare native
4.2

Perennial herb

Lupinus albifrons var. albifrons Silver bush lupine, Silver lupine

native

Shrub

Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine

native

Annual, Perennial herb

Lysimachia arvensis Scarlet pimpernel

non-native

Annual herb

MYRSINACEAE

Lythrum hyssopifolia Hyssop loosestrife

invasive non-native
moderate

Annual, Perennial herb

LYTHRACEAE

Madia sativa Chile tarweed, Coast tarweed, Coastal tarweed

native

Annual herb

Marah fabacea California man-root

native

Perennial herb, Vine

CUCURBITACEAE

Marrubium vulgare White horehound

invasive non-native
limited

Perennial herb

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

native

Perennial grass

Micranthes californica Greene's saxifrage

native

Perennial herb

SAXIFRAGACEAE

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

native

Annual herb

Opuntia ficus-indica Mission cactus, Tuna cactus

non-native

Shrub (stem succulent)

CACTACEAE

Paspalum dilatatum Dallis grass, Dallisgrass

non-native

Perennial grass

Pentagramma triangularis ssp. triangularis Gold back fern

native

Fern

PTERIDACEAE

Pentagramma triangularis ssp. triangularis

Persicaria punctata Dotted smartweed

native

Perennial herb

Phacelia imbricata ssp. imbricata Bernadina Phacelia

native

Annual herb

Phalaris paradoxa Hood canarygrass

non-native

Annual grass

Phoenix canariensis Canary island date palm

invasive non-native
limited

Tree

ARECACEAE

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

native

Annual herb

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

Platanus racemosa California sycamore, Western sycamore

native

Tree

PLATANACEAE

Platystemon californicus Cream cups, Creamcups

native

Annual herb

PAPAVERACEAE

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

Populus trichocarpa Black cottonwood

native

Tree

SALICACEAE

Primula clevelandi Small Tree-Mallow

Prunus dulcis Domestic almond, Sweet almond

non-native

Tree

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

Pseudognaphalium microcephalum Wright's cudweed

native

Perennial herb

Pseudognaphalium stramineum Cottonbatting plant

native

Perennial herb

Pyracantha koidzumii Taiwan firethorn

non-native

Shrub

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

native

Tree

FAGACEAE

Ranunculus californicus California buttercup

native

Perennial herb

RANUNCULACEAE

Rhamnus crocea Redberry buckthorn

native

Shrub

RHAMNACEAE

Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry

native

Shrub

GROSSULARIACEAE

Rosa spithamea Ground rose, Sonoma rose

native

Shrub

Rubus armeniacus Himalayan blackberry, black berry, Armenian blackberry

invasive non-native
high

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 pulcher Fiddle dock

non-native

Perennial herb

Salix laevigata Polished willow, Red willow

native

Tree

SALICACEAE

Salix lasiolepis Arroyo willow

native

Tree, Shrub

SALICACEAE

Salvia leucophylla San luis purple sage

native

Shrub

Salvia mellifera Black sage

native

Shrub

Salvia spathacea Hummingbird sage

native

Perennial herb

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 californica ssp. californica California bee plant, California figwort

native

Perennial herb

SCROPHULARIACEAE

Scrophularia californica ssp. californica

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

native

SELAGINELLACEAE

Silene laciniata ssp. laciniata Cardinal catchfly

native

Perennial herb

CARYOPHYLLACEAE

Silybum marianum Blessed milkthistle, Milk thistle

invasive non-native
limited

Annual, Perennial 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 Purple nightshade

native

Shrub

SOLANACEAE

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

CARYOPHYLLACEAE

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

native

Perennial herb

Stellaria media Chickweed

non-native

Annual herb

CARYOPHYLLACEAE

Stephanomeria sp. Small Tree-Mallow

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

Symphoricarpos mollis Creeping snowberry, Trailing snowberry

native

Shrub

CAPRIFOLIACEAE

Taraxacum officinale Common dandelion

non-native

Perennial herb

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

invasive non-native
moderate

Annual herb

Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak

native

Vine, Shrub

ANACARDIACEAE

Trifolium fragiferum Strawberry clover

non-native

Perennial herb

Trifolium hirtum Rose clover

invasive non-native
limited

Annual herb

Triphysaria eriantha ssp. rosea Johnny tuck, Pink butter 'n' eggs

native

Annual herb

OROBANCHACEAE

Turritis glabra Tower rockcress

native

Perennial herb

Typha domingensis Narrowleaf cattail, Southern cattail

native

Perennial herb

TYPHACEAE

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

native

Tree

LAURACEAE

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

native

Perennial herb

URTICACEAE

Verbena lasiostachys var. lasiostachys Vervain, Western vervain

native

Perennial herb

VERBENACEAE

Vicia benghalensis Purple vetch, Reddish tufted vetch, Vetch

non-native

Annual herb, Vine

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

non-native

Annual herb, Vine