Illustrated Plant List

Acourtia microcephala Sacapellote

native
Perennial herb

Adenostoma fasciculatum Chamise

native
Tree, Shrub

Adiantum jordanii Adiantum, maiden hair fern

native
Fern

Agoseris grandiflora Bigflower agoseris, California dandelion, Giant mountain dandelion

native
Perennial herb

Agoseris retrorsa Spear leaved agoseris, Spearleaf agoseris, Spearleaf mountain dandelion

native
Perennial herb

Agropyron elongatum Tall wheat grass

non-native
Perennial grass

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

native
Perennial grass

Agrostis semiverticillatus Water beard grass

non-native
Perennial grass

Agrostis stolonifera var. major Creeping bentgras, Giant bentgrass, Redtop

non-native
Perennial grass

Aira caryophyllea Shiver grass, Silver hairgrass, Silvery hairgrass

• invasive non-native
Annual grass

Allium haematochiton Red skinned onion, Redskin onion

native
Perennial herb (bulb)

ALLIACEAE

Allium lacunosum ssp. lacunosum Pitted onion

native
Perennial herb (bulb)

ALLIACEAE

Allium peninsulare Mexicali onion

native
Perennial herb (bulb)

ALLIACEAE

Allophyllum glutinosum Sticky false gilia, Sticky false gilyflower

native
Annual herb

Alnus rhombifolia White alder

native
Tree

BETULACEAE

Alopecurus howellii Pacific foxtail

native
Annual grass

Amaranthus albus Pigweed amaranth, Tumbleweed

non-native
Annual herb

Amaranthus blitoides Mat amaranth, Prostrate amaranth, Prostrate pigweed

native
Annual herb

Amaranthus californicus California amaranth, California pigweed

native
Annual herb

Amaranthus retroflexus Green amaranth, Red root pigweed, Red rooted amaranth

non-native
Annual herb

Ambrosia psilostachya var. californica Ragweed, Western ragweed

native
Perennial herb

Amorpha californica California false indigo, False indigo, Mock locust

native
Shrub

Amsinckia intermedia Common fiddleneck

native
Annual herb

Amsinckia menziesii Menzies' fiddleneck, Small flowered fiddleneck

native
Annual herb

Anagallis arvensis Scarlet pimpernel

non-native
Annual herb

MYRSINACEAE

Anagallis minima Chaffweed

native
Annual herb

MYRSINACEAE

Anemopsis californica Yerba mansa

native
Perennial herb

SAURURACEAE

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

• invasive non-native
Annual herb

Antirrhinum coulterianum Coulter snapdragon, Coulter's snapdragon

native
Annual herb

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

native
Annual herb

Antirrhinum nuttallianum Island snapdragon, Nuttall's snapdragon

native
Annual, Perennial herb

Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley

native
Annual herb

Apium graveolens Smallage, Garden celery

non-native
Annual, Biennial herb

Apocynum cannabinum Indian hemp, Indianhemp dogbane, Hemp Dogbane

native
Perennial herb

Arctostaphylos glandulosa ssp. glandulosa Eastwood manzanita, Eastwood's manzanita

native
Shrub

Arctostaphylos glandulosa ssp. glandulosa

Arctostaphylos glauca Big berry manzanita, Bigberry manzanita

native
Tree, Shrub

Arctostaphylos peninsularis Small Tree-Mallow

Artemisia douglasiana California mugwort, Douglas' sagewort

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

Asplenium vespertinum Western spleenwort

• rare native
Fern

ASPLENIACEAE

Astragalus pomonensis Pomona milk vetch, Pomona milkvetch

native
Perennial herb

Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus

native
Annual herb

Avena barbata Slender oat, Slim oat

• invasive non-native
Annual grass

Avena fatua Wild oat, Wildoat

• invasive non-native
Annual grass

Azolla filiculoides American water fern, mosquito fern, Mosquito fern, Pacific mosquitofern

native
Fern

AZOLLACEAE

Baccharis emoryi Willow baccharis

native
Shrub

Baccharis glutinosa Douglas' baccharis, Salt marsh baccharis

native
Perennial herb

Baccharis pilularis ssp. consanguinea Coyote brush

native
Shrub

Bebbia juncea Sweetbush

native
Shrub

Blennosperma nanum Common stickyseed, Yellow carpet

native
Annual herb

Bloomeria crocea ssp. crocea Common goldenstar

native
Perennial herb

Boisduvalia densiflora Dense boisduvalia, Dense flowered boisduvalia, Dense flowered spike primrose

native
Annual herb

Bothriochloa barbinodis Beard grass, Cane beardgrass, Cane bluestem

native
Perennial grass

Bowlesia incana Hoary bowlesia

native
Annual herb

Brassica geniculata Mediterranean hoary mustard, Short podded mustard, Summer mustard

• invasive non-native
Perennial herb

Brassica nigra Black mustard

• invasive non-native
Annual herb

Brassica rapa ssp. sylvestris Field mustard, Turnip

• invasive non-native
Annual herb

Brickellia californica Brickell bush, California brickellbush, California brickellia

native
Shrub

Brodiaea filifolia Thread leaved brodiaea, Threadleaf brodiaea

• rare native
Perennial herb (bulb)

Brodiaea orcuttii Orcutt's brodiaea

• rare native
Perennial herb (bulb)

Brodiaea terrestris ssp. kernensis Kern brodiaea, Kern dwarf brodiaea

native
Perennial herb

Bromus arenarius Australian brome, Australian chess

non-native
Annual grass

Bromus carinatus California brome

native
Perennial grass

Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass

• invasive non-native
Annual grass

Bromus grandis Tall brome

native
Perennial grass

Bromus mollis Soft brome, Soft chess

• invasive non-native
Annual grass

Bromus pseudolaevipes Coast range brome, Southern chinook brome

native
Perennial grass

Bromus rubens Red brome

• invasive non-native
Annual grass

Bromus tectorum Cheatgrass, downy brome, Downy brome grass, Downy chess

• invasive non-native
Annual grass

Calandrinia ciliata var. menziesii red maids, Calandrinia

native
Annual herb

Callitriche heterophylla ssp. bolanderi Bolander's water starwort

native
Annual herb

Callitriche longipedunculata Longstock water-starwort

native
Perennial herb

Callitriche marginata California water starwort, Winged water starwort

native
Annual herb (aquatic)

Calochortus albus White fairy lantern, White globe lily

native
Perennial herb

Calochortus splendens Splendid mariposa lily

native
Perennial herb

Calochortus weedii Weed's mariposa lily

native
Perennial herb

Calycadenia tenella False rosinweed, Osmadenia

native
Annual herb

Calyptridium monandrum Common pussypaws, Pussy paws

native
Annual herb

Calystegia macrostegia ssp. arida Island false bindweed, Southern california morning glory

native
Perennial herb, Vine

Camissonia bistorta California sun cup

native
Annual herb

Camissonia californica California primrose

native
Annual herb

Camissonia hirtella Hairy sun cup

native
Annual herb

Camissonia ignota Jurupa hills sun cup

native
Annual herb

Camissonia micrantha Spencer primrose

native
Annual herb

Capsella bursa-pastoris Shepherd's purse

non-native
Annual herb

Cardamine californica California toothwort, milkmaids

native
Perennial herb

Carex alma Sedge, Sturdy sedge

native
Perennial grasslike herb

Carex barbarae Santa barbara sedge, Valley sedge

native
Perennial grasslike herb

Carex densa Dense sedge, Sedge

native
Perennial grasslike herb

Carex praegracilis Clustered field sedge, Field sedge

native
Perennial grasslike herb

Carex schottii Schott's sedge

native
Perennial grasslike herb

Carex senta Rough sedge, Swamp carex, Swamp sedge

native
Perennial grasslike herb

Carex triquetra Triangular fruit sedge, Triangularfruit sedge

native
Perennial grasslike herb

Castilleja affinis ssp. affinis Coast indian paintbrush

native
Perennial herb

Castilleja foliolosa Texas paintbrush, Woolly indian paintbrush

native
Perennial herb

Castilleja stenantha Lesser indian paintbrush, Lesser paintbrush

native
Annual herb

Ceanothus crassifolius Hoary leaved ceanothus, Hoaryleaf ceanothus

native
Shrub

Ceanothus leucodermis Chaparral whitethorn

native
Shrub

Ceanothus tomentosus ssp. olivaceus Woolly leaf ceanothus, Woolyleaf ceanothus

native
Shrub

Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote

• invasive non-native
Annual herb

Centaurium venustum California Centaury, Charming Centaury

native
Annual herb

GENTIANACEAE

Cerastium glomeratum var. apetalum Large mouse ears, Mouseear chickweed, Sticky chickweed

non-native
Annual herb

Cercocarpus betuloides ssp. betuloides Birch leaf mountain mahogany

native
Tree, Shrub

Cercocarpus minutiflorus Smooth mountain mahogany

native
Shrub

Chaenactis artemisiaefolia Artemisia leaved chaenactis, White pincushion

native
Annual herb

Chaenactis glabriuscula Common yellow chaenactis, Yellow pincushion

native
Annual herb

Chamaesyce albomarginata Rattlesnake sandmat

native
Perennial herb

Chamaesyce polycarpa var. polycarpa Smallseed sandmat

native
Perennial herb

Chamaesyce serpyllifolia Thyme-leafed spurge

native
Annual herb

Chamaesyce supina Spotted spurge

non-native
Annual herb

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

non-native
Annual herb

Chenopodium ambrosioides Mexican tea

non-native
Annual, Perennial herb

Chenopodium berlandieri var. sinuatum Pitseed goosefoot

native
Annual herb

Chenopodium californicum California goosefoot, Pigweed, Soaproot

native
Perennial herb

Chenopodium murale Nettle leaf goosefoot, Sowbane

non-native
Annual herb

Chenopodium pumilio Tasmanian goosefoot

non-native
Annual herb

Chlorogalum parviflorum

native
Perennial herb

AGAVACEAE

Chlorogalum pomeridianum Amole, Soap plant, Soaproot

native
Perennial herb

AGAVACEAE

Chorizanthe fimbriata Fringed spineflower

native
Annual herb

Chorizanthe polygonoides ssp. longispina Knotweed spineflower, Long spined spineflower

• rare native
Annual herb

Chorizanthe polygonoides ssp. longispina

Chorizanthe procumbens Prostrate spineflower

native
Annual herb

Chorizanthe staticoides ssp. foliosum Turkish rugging

native
Annual herb

Chrysanthemum coronarium Crown daisy

• invasive non-native
Annual herb

Cirsium californicum Bigelow thistle, California thistle, Cobwebby thistle

native
Perennial herb

Cirsium occidentale Cobweb thistle, Western thistle

native
Perennial herb

Cirsium tioganum Dwarf thistle, Elk thistle

native
Perennial herb

Cirsium vulgare Bull thistle

• invasive non-native
Perennial herb

Clarkia dudleyana Dudley's clarkia

native
Annual herb

Clarkia epilobioides Canyon clarkia, Willow herb clarkia

native
Annual herb

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

native
Annual herb

Claytonia perfoliata Miners lettuce, Miner's lettuce, Rooreh (Ohlone)

native
Annual herb

Clematis lasiantha Chaparral clematis, Pipestem

native
Perennial herb, Vine

Clematis pauciflora Few flowered clematis, Hill clematis, Ropevine clematis

native
Perennial herb, Vine

Collinsia concolor Southern Chinese houses

native
Annual herb

Collinsia heterophylla Purple chinese houses

native
Annual herb

Collinsia parryi Parry's blue eyed mary, Parry's collinsia

native
Annual herb

Convolvulus arvensis Field bindweed, Orchard morningglory

• invasive non-native
Perennial herb, Vine

Conyza bonariensis Flax-leaved horseweed

non-native
Annual herb

Conyza canadensis Canada horseweed

native
Annual herb

Conyza coulteri Coulter's horseweed

native
Annual herb

Cordylanthus filifolius Bristly Bird's Beak

native
Annual herb (hemiparasitic)

Corethrogyne filaginifolia Common sandaster

native
Perennial herb

Cortaderia atacamensis Pampas grass, Purple pampas grass, Pampasgrass

• invasive non-native
Perennial grass

Cotula australis Australian brass buttons, Australian cotula, Australian waterbuttons

non-native
Annual herb

Crassula aquatica Aquatic pygmy weed, Pigmy weed, Water pygmyweed

native
Annual herb

Crassula erecta Pigmy weed, Sand pygmy weed, Sand pygmyweed

native
Annual herb

Cryptantha intermedia Clearwater cryptantha, Common cryptantha

native
Annual herb

Cryptantha microstachys Popcorn flower, Tejon cryptantha

native
Annual herb

Cryptantha muricata Pointed cryptantha, Prickly cryptantha, Prickly popcorn flower

native
Annual herb

Cucurbita foetidissima Calabazilla, Missouri gourd, Mock orange

native
Perennial herb, Vine

CUCURBITACEAE

Cuscuta californica California dodder, Chaparral dodder

native
Annual herb, Vine (parasitic)

Cuscuta ceanothi Canyon dodder

native
Annual herb, Vine (parasitic)

Cynodon dactylon Bermuda grass, Bermudagrass

• invasive non-native
Perennial grass

Cyperus alternifolius Umbrella plant, Unbrella plant

non-native
Perennial grasslike herb

Cyperus eragrostis Tall cyperus, Tall flatsedge

native
Perennial grasslike herb

Cyperus esculentus Chufa flatsedge, Nut grass, Yellow nutgrass

native
Perennial grasslike herb

Datisca glomerata Durango root

native
Perennial herb

DATISCACEAE

Datura wrightii Jimsonweed, Sacred thorn apple, Toluaca

native
Perennial herb

Daucus pusillus American wild carrot, Rattlesnake weed

native
Annual herb

Delphinium cardinale Scarlet larkspur

native
Perennial herb

Delphinium parryi San bernardino larkspur

native
Perennial herb

Dendromecon rigida ssp. rigida Bush poppy, Tree poppy

native
Shrub

Deschampsia danthonioides var. gracilis Annual hairgrass

native
Annual grass

Dicentra chrysantha Golden eardrops

native
Perennial herb

Dichelostemma pulchellum Blue dicks

native
Perennial herb

Digitaria sanguinalis Hairy crabgrass

non-native
Annual grass

Diplacus aurantiacus ssp. australis Southern monkeyflower

native
Shrub

Distichlis spicata ssp. stricta Inland saltgrass, Salt grass, Saltgrass

native
Perennial grass

Dodecatheon clevelandii ssp. clevelandii Cleveland's shooting star

native
Perennial herb

PRIMULACEAE

Dodecatheon clevelandii ssp. clevelandii

Downingia bella Hoover's calicoflower, Hoover's downingia

native
Annual herb

CAMPANULACEAE

Downingia cuspidata Toothed calicoflower, Toothed downingia

native
Annual herb

CAMPANULACEAE

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

native
Fern

DRYOPTERIDACEAE

Dudleya edulis Fingertips

native
Perennial herb

Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya

native
Perennial herb

Dudleya pulverulenta Chalk dudleya

native
Perennial herb

Echinochloa colonum Small Tree-Mallow

Echinochloa crus-galli Barnyard grass, Japanese millet, Watergrass

non-native
Annual grass

Echium plantagineum Salvation echium, Salvation jane, Viper's bugloss

• invasive non-native
Annual, Perennial herb

Elatine brachysperma Short seed waterwort, Shortseed waterwort

native
Annual, Perennial herb

ELATINACEAE

Elatine californica California waterwort

native
Annual, Perennial herb

ELATINACEAE

Elatine chilensis Chilean waterwort

native
Annual, Perennial herb (aquatic)

ELATINACEAE

Eleocharis acicularis Needle spike rush, Needle spikerush

native
Perennial grasslike herb

Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush

native
Perennial grasslike herb

Eleocharis montevidensis var. parishii Parish's spike rush, Parish's 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 triticoides Beardless wild rye

native
Perennial grass

Elymus Xmacounii Small Tree-Mallow

Emmenanthe penduliflora Whispering bells, Whisperingbells

native
Annual herb

Encelia farinosa Brittlebush, Goldenhills, Incienso

native
Shrub

Epilobium canum ssp. mexicanum California fuchsia, Hummingbird trumpet

native
Perennial herb

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

native
Perennial herb

Equisetum arvense Common horsetail rush, Common horsetail, field horsetail, Field horsetail

native
Fern

EQUISETACEAE

Equisetum laevigatum Horsetail, Smooth horsetail, Smooth scouring rush

native
Fern

EQUISETACEAE

Equisetum telmateia Giant horsetail

native
Fern

EQUISETACEAE

Eragrostis mexicana ssp. virescens Mexican lovegrass, Orcutt's eragrostis

native
Annual grass

Eremocarpus setigerus Turkey-mullein

native
Annual herb

Eriastrum sapphirinum ssp. dasyanthum Sapphire woollystar

native
Annual herb

Erigeron foliosus Leafy daisy, Leafy fleabane

native
Perennial herb

Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane

native
Perennial herb, Shrub

Erigeron foliosus var. stenophyllus Leafy fleabane, Thread stemmed fleabane

native
Perennial herb, Shrub

Eriodictyon crassifolium Felt leaved yerba santa, Thick leaved yerba santa, Thickleaf yerba santa

native
Shrub

NAMACEAE

Eriogonum davidsonii Davidson buckwheat, Davidson's buckwheat

native
Annual herb

Eriogonum elongatum Longstem buckwheat

native
Perennial herb

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

native
Shrub

Eriogonum gracile Slender buckwheat, Slender woolly buckwheat

native
Annual herb

Eriogonum nudum ssp. saxicola Weston's buckwheat

native
Shrub

Eriogonum thurberi Thurber eriogonum, Thurber's buckwheat

native
Annual herb

Eriophyllum confertiflorum Golden yarrow, Yellow yarrow

native
Shrub

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
Annual herb

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

• invasive non-native
Annual herb

Eryngium parishii Parish's eryngo, San diego button celery

• rare native
Annual, Perennial herb

Eschscholzia californica var. peninsularis California poppy

native
Annual, Perennial herb

Eschscholzia californica var. peninsularis

Eucrypta chrysanthemifolia ssp. chrysanthemifolia Common eucrypta, Spotted hideseed

native
Annual herb

Eucrypta chrysanthemifolia ssp. chrysanthemifolia

Euphorbia spathulata Reticulate seeded spurge, Warty spurge

native
Annual herb

Filago californica California cottonrose

native
Annual herb

Filago gallica Narrowleaf cottonrose

non-native
Annual herb

Foeniculum vulgare Biscuit root, Sweet fennel

• invasive non-native
Perennial herb

Frasera parryi Coahuila frasera

native
Perennial herb

GENTIANACEAE

Fraxinus dipetala California ash, Flowering ash, Foothill ash

native
Tree, Shrub

OLEACEAE

Fraxinus velutina var. coriacea Arizona ash, Velvet ash

native
Tree

OLEACEAE

Fritillaria biflora Chocolate lily

native
Perennial herb

Galium angustifolium Narrow leaved bedstraw, Narrowleaf bedstraw

native
Perennial herb

RUBIACEAE

Galium aparine Cleavers, Common bedstraw, Goose grass

native
Annual herb

RUBIACEAE

Galium nuttallii ssp. nuttallii Climbing bedstraw

native
Perennial herb

RUBIACEAE

Garrya veatchii Canyon silktassel, Southern silk tassel, Veatch silktassel

native
Shrub

GARRYACEAE

Gastridium ventricosum Nit grass

non-native
Annual grass

Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium

• invasive non-native
Annual herb

Gilia angelensis Chaparral gilia

native
Annual herb

Gilia capitata ssp. abrotanifolia Ball gilia, Blue field gilia, Bluehead gilia

native
Annual herb

Gnaphalium bicolor Two-color rabbit-tobacco

native
Perennial herb

Gnaphalium californicum Ladies' tobacco

native
Annual, Perennial herb

Gnaphalium chilense Cottonbatting plant

native
Perennial herb

Gnaphalium leucocephalum White cudweed, White rabbit tobacco

• rare native
Perennial herb

Gnaphalium luteo-album Jersey cudweed

non-native
Annual herb

Gnaphalium microcephalum Wright's cudweed

native
Perennial herb

Gnaphalium palustre Lowland cudweed, Western marsh cudweed

native
Annual herb

Gnaphalium purpureum Featherweed

native
Perennial herb

Gutierrezia californica California matchweed, Matchweed, snakeweed, San joaquin snakeweed

native
Perennial herb, Shrub

Habenaria unalascensis Alaska piperia, Alaska rein orchid, Rein orchid

native
Perennial herb

ORCHIDACEAE

Haplopappus palmeri ssp. pachylepis Broad scaled palmer's goldenbush, Palmer's rabbitbrush

native
Shrub

Haplopappus squarrosus ssp. grindelioides Gum plant goldenbush, Saw toothed goldenbush, Sawtooth bristleweed

native
Shrub

Haplopappus squarrosus ssp. grindelioides

Haplopappus venetus ssp. vernonioides Coastal goldenbush, Green leaved dune goldenbush, Menzies' goldenbush

native
Shrub

Helianthemum scoparium Peak Rushrose

native
Shrub

CISTACEAE

Helianthus annuus ssp. lenticularis Common sunflower, Hairy leaved sunflower, Sunflower

native
Annual herb

Helianthus gracilentus Slender sunflower

native
Perennial herb

Heliotropium curassavicum ssp. oculatum Alkali heliotrope, Seaside heliotrope

native
Perennial herb

HELIOTROPIACEAE

Hemizonia fasciculata Clustered tarweed

native
Annual herb

Hemizonia paniculata ssp. paniculata Paniculate tarplant, San Diego tarweed

• rare native
Annual herb

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

native
Annual herb

LINACEAE

Heteromeles arbutifolia ssp. arbutifolia Christmas berry, Toyon

native
Shrub

Heteromeles arbutifolia ssp. arbutifolia

Heterotheca grandiflora Telegraph weed, Telegraphweed

native
Annual, Perennial herb

Holocarpha virgata ssp. elongata Graceful tarplant, Wand tarbush

• rare native
Annual herb

Hordeum californicum California barley, California meadow barley

native
Perennial grass

Hordeum geniculatum Barley, Mediterranean barley

non-native
Annual grass

Hordeum glaucum Blue foxtail, Smooth barley

non-native
Annual grass

Hordeum leporinum Farmer's foxtail, Foxtail barley, Hare barley

non-native
Annual grass

Hydrocotyle ranunculoides Floating marsh pennywort, Floating marshpennywort, Marsh pennywort

native
Perennial herb

ARALIACEAE

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

native
Annual, Perennial herb

HYPERICACEAE

Hypericum formosum ssp. scouleri Scouler's St John's wort

native
Perennial herb

HYPERICACEAE

Hypericum perforatum Common st. johnswort, Klamath weed, Klamathweed

• invasive non-native
Perennial herb

HYPERICACEAE

Hypochaeris glabra Smooth cat's ear

• invasive non-native
Annual herb

Isoetes howellii Howell's quillwort, Quillwort

native

ISOETACEAE

Isoetes orcuttii Orcutt's quillwort

native

ISOETACEAE

Jepsonia parryi Parry's jepsonia

native
Perennial herb

SAXIFRAGACEAE

Juglans californica Southern black walnut, Southern california walnut, Southern california black walnut

• rare native
Tree

JUGLANDACEAE

Juglans regia English walnut

non-native
Tree

JUGLANDACEAE

Juncus balticus Baltic rush, Wire rush

native
Perennial grasslike herb

Juncus bufonius Common toad rush, Toad rush

native
Annual grasslike herb

Juncus effusus var. pacificus Pacific rush

native
Perennial grasslike herb

Juncus macrophyllus Long leaved rush, Longleaf rush, Rush

native
Perennial grasslike herb

Juncus mexicanus Mexican rush

native
Perennial grasslike herb

Juncus oxymeris Pointed rush

native
Perennial grasslike herb

Juncus rugulosus Wrinkled rush

native
Perennial grasslike herb

Juncus sphaerocarpus Round fruited toad rush, Western toad rush

native
Perennial grasslike herb

Juncus textilis Basket rush

native
Perennial grasslike herb

Juncus tiehmii Nevada rush, Tiehm's rush

native
Annual grasslike herb

Juncus xiphioides Iris leaved rush, Irisleaf rush

native
Perennial grasslike herb

Juniperus californica California juniper

native
Shrub

CUPRESSACEAE

Keckiella antirrhinoides ssp. antirrhinoides Chaparral beard tongue

native
Shrub

Keckiella antirrhinoides ssp. antirrhinoides

Keckiella cordifolia Climbing penstemon, Heart leaved keckiella, Heartleaf keckiella

native
Shrub

Koeleria macrantha June grass, Prairie junegrass

native
Perennial grass

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

Lastarriaea coriacea Leather spineflower

native
Annual herb

Lasthenia chrysostoma California goldfields

native
Annual herb

Lathyrus laetiflorus ssp. alefeldii San diego pea

native
Perennial herb

Layia platyglossa ssp. campestris Coastal tidytips

native
Annual herb

Lemna gibba Duckweed, Gibbous duckweed, Swollen duckweed

native
Perennial herb

ARACEAE

Lemna minor Smaller duckweed

native
Perennial herb

ARACEAE

Lemna minuscula Least duckweed

native
Perennial herb

ARACEAE

Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed

native
Annual herb

Leptochloa uninervia Mexican sprangletop

native
Annual grass

Leptodactylon californicum ssp. glandulosum Prickly phlox

native
Shrub

Leptodactylon californicum ssp. glandulosum

Lilaea scilloides Flowering-quillwort

native
Annual herb (aquatic)

JUNCAGINACEAE

Lilium humboldtii ssp. ocellatum Humboldt lily, Spotted humboldt's lily

• rare native
Perennial herb (bulb)

Limnanthes gracilis var. parishii Parish's meadowfoam

• rare native
Annual herb

LIMNANTHACEAE

Linanthus androsaceus ssp. luteolus Variable linanthus

native
Annual herb

Linanthus dianthiflorus ssp. dianthiflorus Fringed linanthus

native
Annual herb

Linanthus dianthiflorus ssp. dianthiflorus

Linanthus floribundus ssp. floribundus Many flowered linanthus

native
Perennial herb

Linanthus liniflorus ssp. pharnaceoides Narrowflower flaxflower

native
Annual herb

Linanthus pygmaeus ssp. continentalis Pygmy linanthus

native
Annual herb

Linaria canadensis var. texana Blue toadflax

native
Annual, Perennial herb

Lithophragma affine ssp. mixtum Common woodland star, San Francisco woodland star

native
Perennial herb

SAXIFRAGACEAE

Lobelia cardinalis ssp. graminea Cardinalflower

native
Perennial herb

CAMPANULACEAE

Lolium perenne ssp. multiflorum Italian rye grass

• invasive non-native
Annual, Perennial grass

Lolium temulentum Darnel, tares

non-native
Annual grass

Lomatium dasycarpum ssp. dasycarpum Woolly fruited lomatium, Woollyfruit desertparsley

native
Perennial herb

Lomatium lucidum Shiny biscuitroot, Shiny lomatium

native
Perennial herb

Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel

native
Perennial herb

Lonicera subspicata var. johnstonii Chaparral honeysuckle, Johnston's honeysuckle, Santa barbara honeysuckle

native
Shrub

CAPRIFOLIACEAE

Lotus hamatus Small flowered lotus

native
Annual herb

Lotus heermannii Heermann's lotus

native
Perennial herb

Lotus purshianus American bird's foot trefoil, Spanish lotus

native
Annual herb

Lotus scoparius ssp. brevialatus Short winged deerweed

native
Perennial herb

Lotus scoparius ssp. scoparius Deerweed

native
Perennial herb

Lotus strigosus Strigose lotus

native
Annual herb

Lotus subpinnatus Wrangel lotus

native
Annual herb

Ludwigia peploides Floating primrose willow, Floating water primrose, Marsh purslane

• invasive non-native
Perennial herb

Lupinus agardhianus Bajada lupine, Elegant lupine, Scarlet lupine

native
Annual herb

Lupinus bicolor ssp. microphyllus Annual lupine, Bicolored lupine, Miniature lupine

native
Annual, Perennial herb

Lupinus concinnus ssp. concinnus Bajada lupine, Elegant lupine, Scarlet lupine

native
Annual herb

Lupinus densiflorus ssp. austrocollium Chick lupine, Valley lupine

native
Annual herb

Lupinus excubitus ssp. hallii Hall's bush lupine

native
Shrub

Lupinus hirsutissimus Stinging annual lupine, Stinging lupine

native
Annual herb

Lupinus sparsiflorus ssp. sparsiflorus Coulter's lupine, Mohave lupine, Mojave lupine

native
Annual 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

Lythrum californicum California loosestrife, Common loosestrife

native
Perennial herb

LYTHRACEAE

Lythrum hyssopifolium Hyssop loosestrife

• invasive non-native
Annual, Perennial herb

LYTHRACEAE

Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed

native
Annual herb

Malacothamnus fasciculatus ssp. laxiflorus Splendid bushmallow

native
Shrub

Malacothamnus fasciculatus ssp. laxiflorus

Malacothrix clevelandii Cleveland's dandelion, Cleveland's desertdandelion, Cleveland's malacothrix

native
Annual herb

Malosma laurinum Small Tree-Mallow

Malva parviflora Cheeseweed mallow

non-native
Annual herb

Malvella leprosa Alkali mallow

native
Perennial herb

Marah macrocarpus Chilicothe

native
Perennial herb, Vine

CUCURBITACEAE

Marrubium vulgare White horehound

• invasive non-native
Perennial herb

Marsilea vestita Hairy waterclover

native
Fern

MARSILEACEAE

Matricaria matricarioides Pineapple weed

native
Annual herb

Meconella denticulata Small flowered meconella, Smallflower fairypoppy

native
Annual herb

Medicago polymorpha Bur clover, Bur medic, California burclover

• invasive non-native
Annual herb

Medicago sativa Alfalfa

non-native
Perennial herb

Melica frutescens Heligrass, Tall melica, Woody melicgrass

native
Perennial grass

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

Mentha spicata Spearmint

non-native
Perennial herb

Mentzelia montana ssp. montana Mountain blazing star

native
Annual herb

LOASACEAE

Micropus californicus Cotton top, Micropus, Q tips

native
Annual herb

Microseris douglasii ssp. platycarpha Douglas' silverpuffs, Small flowered microseris

• rare native
Annual herb

Microseris heterocarpa Grassland stebbinsoseris

native
Annual herb

Microseris linearifolia Silver puffs, Uropappus

native
Annual herb

Microsteris gracilis ssp. gracilis Slender phlox

native
Annual herb

Mimulus brevipes Wide throated yellow monkeyflower

native
Annual herb

Mimulus cardinalis Cardinal monkey flower

native
Perennial herb

Mimulus diffusus Palomar monkeyflower

• rare native
Annual herb

Mimulus floribundus Many flowered monkeyflower

native
Annual herb

Mimulus guttatus ssp. guttatus Seep monkey flower, Yellow monkey flower

native
Annual, Perennial herb (rhizomatous)

Mimulus pilosus Snouted monkey flower

native
Annual herb

Mirabilis californica var. californica California four o'clock

native
Perennial herb

NYCTAGINACEAE

Monardella lanceolata Mustang mint

native
Annual herb

Montia fontana ssp. amporitana Annual water minerslettuce, Water chickweed, Water montia

native
Annual herb

Muhlenbergia asperifolia Scratchgrass

native
Perennial grass

Muhlenbergia microsperma Annual muhly, Littleseed muhly

native
Annual grass

Muhlenbergia rigens Deergrass

native
Perennial grass

Muilla maritima Common muilla, Sea muilla

native
Perennial herb

Myosurus minimus var. apus Tiny mouse tail, Vernal pool mousetail

native
Annual herb

Najas marina Marine water nymph, Spiny naiad

native
Annual herb

HYDROCHARITACEAE

Nasturtium officinale Watercress

native
Perennial herb (aquatic)

Navarretia atractyloides Holly leaf navarretia, Hollyleaf pincushionplant

native
Annual herb

Navarretia hamata ssp. hamata Hooked navarretia, Hooked pincushionplant

native
Annual herb

Navarretia intertexta Interwoven navarretia, Needle leaved navarretia, Needleleaf navarretia

native
Annual herb

Navarretia prostrata Prostrate navarretia, Prostrate pincushionplant

• rare native
Annual herb

Nemophila menziesii ssp. menziesii Baby blue eyes

native
Annual herb

Nicotiana bigelovii Indian tobacco

native
Annual herb

Nicotiana glauca Tree tobacco

• invasive non-native
Tree, Shrub

Notholaena newberryi Newberry's lip fern

native
Fern

Oenothera californica California evening primrose, California primrose

native
Perennial herb

Oenothera elata ssp. hirsutissima Evening primrose, Hairy evening primrose, Hooker's evening primrose

native
Perennial herb

Olea europaea Olive

• invasive non-native
Tree, Shrub

OLEACEAE

Opuntia littoralis Coast prickly pear, Coastal pricklypear, Western prickly pear

native
Shrub (stem succulent)

CACTACEAE

Opuntia phaeacantha var. discata Cactus apple, Engelmann prickly pear

native
Shrub

CACTACEAE

Orcuttia californica California orcutt grass

• rare native
Annual grass

Orthocarpus densiflorus var. gracilis Denseflower indian paintbrush, Graceful owl's clover

native
Annual herb

Orthocarpus purpurascens var. pallidus Exserted indian paintbrush, Pale purple owlclover, Purple owl's clover

native
Annual herb

Oxalis albicans ssp. californica Californica wood sorrel

native
Perennial herb

OXALIDACEAE

Oxalis corniculata Creeping wood sorrel, Creeping woodsorrel, Yellow sorrel

• invasive non-native
Perennial herb

OXALIDACEAE

Paeonia californica California peony

native
Perennial herb

PAEONIACEAE

Panicum capillare var. occidentale Old witch grass, Witchgrass, Witch grass

native
Annual grass

Parietaria hespera var. hespera Rillita pellitory

native
Annual herb

URTICACEAE

Parthenocissus quinquefolia Virginia creeper

non-native
Vine, Shrub

VITACEAE

Paspalum dilatatum Dallis grass, Dallisgrass

non-native
Perennial grass

Paspalum paspaloides Knot grass, Knotgrass

native
Perennial grass

Pectocarya linearis ssp. ferocula Sagebrush combseed, Slender comb seed, Slender pectocarya

native
Annual herb

Pedicularis densiflora Warrior's plume, Indian warrior

native
Perennial herb

Pellaea andromedaefolia Coffee cliffbrake, Coffee fern

native
Fern

Pellaea mucronata Bird's foot fern, Birdfoot cliffbrake, Birdfoot fern

native
Fern

Pennisetum setaceum Crimson fountaingrass, Fountaingrass

• invasive non-native
Perennial grass

Penstemon heterophyllus ssp. australis Southern foothill penstemon

native
Perennial herb

Penstemon spectabilis Showy penstemon

native
Perennial herb

Phacelia brachyloba Short lobed phacelia, Shortlobe phacelia

native
Annual herb

Phacelia cicutaria ssp. hispida Caterpillar phacelia

native
Annual herb

Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope

native
Annual herb

Phacelia grandiflora Giant flowered phacelia, Large flowered phacelia, Largeflower phacelia

native
Annual herb

Phacelia imbricata ssp. patula Imbricate phacelia

native
Perennial herb

Phacelia minor California bluebell, Wild canterbury bells

native
Annual herb

Phacelia suffrutescens Branching phacelia

native
Perennial herb

Phalaris aquatica Bulbous canarygrass, Harding grass

• invasive non-native
Perennial grass

Phalaris caroliniana Carolina canarygrass

non-native
Annual grass

Phalaris minor Little seed canarygrass, Littleseed canarygrass, Mediterranean canarygrass

non-native
Annual grass

Pholistoma auritum Blue fiestaflower, Fiesta flower

native
Annual herb

Phoradendron tomentosum ssp. macrophyllum Big leaf mistletoe

native
Shrub (parasitic)

VISCACEAE

Phoradendron tomentosum ssp. macrophyllum

Phoradendron villosum ssp. villosum Mistletoe

native
Shrub (parasitic)

VISCACEAE

Picris echioides Bristly ox-tongue

• invasive non-native
Annual, Perennial herb

Pilularia americana American pillwort

native
Fern

MARSILEACEAE

Pityrogramma triangularis Gold back fern

native
Fern

Plagiobothrys acanthocarpus Adobe allocarya, Adobe popcornflower

native
Annual herb

Plagiobothrys arizonicus var. arizonicus Arizona popcorn flower, Arizona popcornflower

native
Annual herb

Plagiobothrys arizonicus var. arizonicus

Plagiobothrys fulvus var. campestris Common popcorn flower, Fulvous popcornflower, Tawny popcorn flower

native
Annual herb

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

native
Annual herb

Plagiobothrys undulatus Coast allocarya

native
Annual herb

Plantago bigelovii ssp. bigelovii Annual coast plantago, Coastal plantain, Long leaf plantain

native
Annual herb

Plantago erecta ssp. erecta California plantain, Dotseed plantain, Foothill plantain

native
Annual herb

Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass

• invasive non-native
Perennial herb

Plantago major Common plantain

non-native
Perennial herb

Platanus racemosa California sycamore, Western sycamore

native
Tree

PLATANACEAE

Platystemon californicus Cream cups, Creamcups

native
Annual herb

Plectritis ciliosa ssp. insignis Long spurred plectritis, Longspur seablush

native
Annual herb

VALERIANACEAE

Poa annua Annual blue grass, Annual bluegrass

non-native
Annual grass

Poa bulbosa Bulbous blue grass, Bulbous bluegrass

non-native
Perennial grass

Poa secunda One sided blue grass, Pine bluegrass, Sandberg bluegrass

native
Perennial grass

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

non-native
Annual herb

Polygala cornuta ssp. fishiae Fish's Milkwort

native
Shrub

POLYGALACEAE

Polygonum argyrocoleon Persian knotweed, Silver sheath knotweed, Silversheath knotweed

non-native
Annual herb

Polygonum aviculare Prostrate knotweed

non-native
Annual, Perennial herb

Polygonum lapathifolium Common knotweed

native
Annual herb

Polygonum punctatum Dotted smartweed

native
Perennial herb

Polypodium californicum California polypody

native
Fern

POLYPODIACEAE

Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass

• invasive non-native
Annual grass

Populus fremontii ssp. fremontii Fremont cottonwood

native
Tree

Populus trichocarpa ssp. trichocarpa Black cottonwood

native
Tree

Porophyllum gracile Odora, Slender poreleaf

native
Perennial herb

Portulaca oleracea Common purslane, Little hogweed, Purslane

non-native
Annual herb

PORTULACACEAE

Potentilla glandulosa ssp. glandulosa Sticky cinquefoil

native
Perennial herb

Potomogeton foliosus Small Tree-Mallow

Potomogeton pectinatus Small Tree-Mallow

Potomogeton pusillus Small Tree-Mallow

Prunus emarginata Bitter cherry

native
Tree, Shrub

Prunus ilicifolia ssp. ilicifolia Holly leaf cherry, Hollyleaf cherry

native
Tree, Shrub

Psilocarphus brevissimus Short woollyheads, Woolly marbles

native
Annual herb

Psilocarphus tenellus Slender woolly marbles, Slender woollyheads

native
Annual herb

Psoralea macrostachya California hemp, Large leather root

native
Perennial herb

Pteridium aquilinum Western brackenfern

native
Fern

DENNSTAEDTIACEAE

Pterostegia drymarioides Fairy mist, Woodland threadstem

native
Annual herb

Quercus agrifolia var. oxyadenia Coast live oak, Sharpacorn oak

native
Tree

Quercus dumosa Coastal sage scrub oak, Nuttall's scrub oak

• rare native
Shrub

Quercus dumosa X engelmannii Small Tree-Mallow

Quercus engelmannii Engelmann oak

• rare native
Tree

Quercus wislizenii var. frutescens Interior live oak, chapparal oak

native
Tree, Shrub

Rafinesquia californica California chicory, California plumseed

native
Annual herb

Ranunculus aquatilis var. capillaceus white water butter cup

native
Perennial herb (aquatic)

Ranunculus californicus ssp. californicus Common buttercup

native
Perennial herb

Ranunculus californicus ssp. californicus

Ranunculus cymbalaria ssp. saximontanus Alkali buttercup

native
Perennial herb

Raphanus sativus Cultivated radish, Jointed charlock, Wild radish

• invasive non-native
Annual, Biennial herb

Rhamnus californica ssp. californica California coffeeberry

native
Shrub

Rhamnus crocea Redberry buckthorn

native
Shrub

Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry

native
Shrub

Rhododendron occidentale Western azalea

native
Tree, Shrub

Rhus ovata Sugar bush, Sugar sumac

native
Shrub

Rhus trilobata Fragrant sumac, Skunk Bush

native
Shrub

Ribes indecorum White flowering currant, Whiteflower currant

native
Shrub

GROSSULARIACEAE

Ricinus communis Castor bean, Castorbean

• invasive non-native
Shrub

Rosa californica California wild rose, California wildrose

native
Shrub

Rubus procerus Himalayan blackberry, black berry, Armenian blackberry

• invasive non-native
Shrub

Rubus ursinus California blackberry, Pacific blackberry

native
Vine, Shrub

Rumex acetosella Common sheep sorrel

• invasive non-native
Perennial herb

Rumex conglomeratus Clustered dock, Green dock

non-native
Perennial herb

Rumex crispus Curly dock, Curly leaved dock, Rhubarb

• invasive non-native
Perennial herb

Rumex salicifolius Willow dock, Willow leaved dock

native
Perennial herb

Sagina occidentalis Western pearlwort

native
Annual herb

Salix gooddingii var. variabilis Goodding's black willow, Goodding's willow, Gooding's willow

native
Tree

Salix hindsiana var. leucodendroides Sandbar willow

native
Tree, Shrub

Salix laevigata var. araquipa Polished willow, Red willow

native
Tree

Salix lasiandra Pacific willow

native
Tree

Salix lasiolepis Arroyo willow

native
Tree, Shrub

Salsola australis Russian thistle

non-native
Annual herb

Salvia apiana White sage

native
Shrub

Salvia clevelandii Cleveland sage, Fragrant sage

native
Shrub

Salvia columbariae ssp. columbariae Chia sage

native
Annual herb

Salvia mellifera Black sage

native
Shrub

Sambucus mexicana 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 bipinnatifida Purple sanicle, Snakeroot, Purple Sanicle, Shoe Buttons

native
Perennial herb

Satureja chandleri San miguel savory

• rare native
Perennial herb

Saxifraga californica Greene's saxifrage

native
Perennial herb

SAXIFRAGACEAE

Schinus molle Peruvian pepper tree, Peruvian peppertree

• invasive non-native
Tree

Schismus barbatus Common mediterranean grass, Old han schismus

• invasive non-native
Annual grass

Scirpus acutus Hardstem bulrush

native
Perennial grasslike herb

Scirpus californicus California bulrush

native
Perennial grasslike herb

Scirpus microcarpus Panicled bulrush, Small fruited bulrush

native
Perennial grasslike herb

Scrophularia californica ssp. floribunda California bee plant, California figwort

native
Perennial herb

SCROPHULARIACEAE

Scrophularia californica ssp. floribunda

Scutellaria tuberosa ssp. australis Danny's skullcap, Scullcap

native
Perennial herb

Secale cereale Cereal rye

non-native
Annual grass

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

native

SELAGINELLACEAE

Senecio douglasii 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

Setaria geniculata Marsh bristlegrass

native
Perennial grass

Setaria viridis Green bristlegrass, Green foxtail

non-native
Annual grass

Sidalcea malvaeflora ssp. sparsifolia Checker bloom, Checker mallow, Dwarf checkerbloom

native
Perennial herb

Silene antirrhina Sleepy catch fly, Sleepy catchfly, Sleepy silene

native
Annual herb

Silene gallica Common catchfly, Windmill pink

non-native
Annual herb

Silene laciniata ssp. major Cardinal catchfly

native
Perennial 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

Sitanion hystrix Squirrel tail grass

native
Perennial grass

Sitanion jubatum Big squirreltail grass

native
Perennial grass

Solanum americanum American black nightshade, Common nightshade, Small flowered nightshade

native
Annual, Perennial herb

Solanum douglasii Douglas' nightshade, Greenspot nightshade

native
Perennial herb

Solanum xanti var. xanti Chaparral nightshade, Nightshade, Purple nightshade

native
Perennial herb, Shrub

Solidago californica California goldenrod, Oreja de liebre

native
Perennial herb

Sonchus asper Spiny sowthistle

non-native
Annual herb

Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle

non-native
Annual herb

Sorghum halepense Johnsongrass

• invasive non-native
Perennial grass

Sparganium eurycarpum Broadfruit bur reed

native
Perennial herb

Spartium junceum Gorse, Spanish broom

• invasive non-native
Shrub

Spergularia bocconii Small Tree-Mallow

Stachys rigida ssp. rigida Rough hedgenettle

native
Perennial herb

Stellaria media Chickweed

non-native
Annual herb

Stephanomeria virgata Rod wirelettuce, Tall stephanomeria, Twiggy wreath plant

native
Annual herb

Stipa cernua Nodding needle grass

native
Perennial grass

Stipa coronata Crested needle grass

native
Perennial grass

Stipa lepida Foothill needle grass

native
Perennial grass

Stipa pulchra Purple needle grass

native
Perennial grass

Stylocline gnaphaloides Everlasting nest straw, Everlasting stylocline, Mountain neststraw

native
Annual herb

Symphoricarpos mollis Creeping snowberry, Trailing snowberry

native
Shrub

CAPRIFOLIACEAE

Taraxacum officinale Common dandelion, Dandelion, Red seeded dandelion

• invasive non-native
Perennial herb

Tetradymia comosa Cotton thorn, Hairy horsebrush

native
Shrub

Thalictrum polycarpum Fendler's meadow rue, Meadow rue, Torrey's meadow rue

native
Perennial herb

Thysanocarpus curvipes Fringe pod, Fringed pod, Hairy lacepod

native
Annual herb

Torilis nodosa Hedge parsley, Knotted hedge parsley, Knotted hedgeparsley

non-native
Annual herb

Toxicodendron radicans ssp. diversilobum Poison oak, Poisonoak, Western Poison Oak

native
Vine, Shrub

Toxicodendron radicans ssp. diversilobum

Tribulus terrestris Puncture vine, Puncturevine

• invasive non-native
Annual herb

ZYGOPHYLLACEAE

Trichostema lanceolatum Vinegarweed

native
Annual herb

Trifolium albopurpureum Indian clover, Rancheria clover

native
Annual herb

Trifolium amplectens var. truncatum Dwarf sack clover

native
Annual herb

Trifolium ciliolatum Foothill clover, Tree clover

native
Annual herb

Trifolium gracilentum Graceful clover, Pin point clover, Pinpoint clover

native
Annual herb

Trifolium microcephalum Hairy clover, Small headed clover

native
Annual herb

Trifolium tridentatum var. aciculare Tomcat clover

native
Annual herb

Trifolium variegatum Variegated clover, White tipped clover, Whitetip clover

native
Annual herb

Trifolium wormskioldii Coast clover, Cow clover, Cows clover

native
Perennial herb

Tropidocarpum gracile Dobie pod, Slender keel fruit, Slender tropidocarpum

native
Annual herb

Typha angustifolia Nail rod, Narrow leaf cattail, Narrowleaf cattail

non-native
Perennial herb (aquatic)

Typha domingensis Narrowleaf cattail, Southern cattail

native
Perennial herb

Typha latifolia Broadleaf cattail, Common cattail, Soft flag

native
Perennial herb (aquatic)

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

Venegasia carpesioides Canyon sunflower

native
Perennial herb

Verbena lasiostachys var. abramsii Vervain, Western vervain

native
Perennial herb

VERBENACEAE

Veronica americana American brooklime, American speedwell, Brooklime

native
Perennial herb

Veronica anagallis-aquatica Water speedwell

non-native
Perennial herb

Veronica peregrina ssp. xalapensis Hairy purslane speedwell, Neckweed, Purslane speedwell

native
Annual herb

Vicia americana American vetch

native
Perennial herb, Vine

Vicia exigua Louisiana vetch

native
Annual herb

Vicia villosa Hairy vetch, Hairy Vetch, Winter Vetch

• invasive non-native
Annual herb, Vine

Vinca major Greater periwinkle, Bigleaf periwinkle

• invasive non-native
Perennial herb

Viola pedunculata California golden violet, Johnny jump up

native
Perennial herb

VIOLACEAE

Vitis girdiana Desert wild grape, Southern california grape

native
Vine, Shrub

VITACEAE

Vulpia bromoides Brome fescue

non-native
Annual grass

Vulpia octoflora Sixweeks grass

native
Annual grass

Woodwardia fimbriata Chain fern, Giant chain fern, Giant chainfern

native
Fern

BLECHNACEAE

Xanthium strumarium Rough cockleburr

native
Annual herb

Xylococcus bicolor Mission manzanita

native
Shrub