PCT: North of Warner Springs to Chihuahua Rd Illustrated Plant List

Acmispon argophyllus var. argophyllus Southern california silver lotus

native
Perennial herb

Acmispon glaber var. brevialatus Short winged deerweed

native
Perennial herb

Acmispon heermannii var. heermannii

native
Perennial herb

Acmispon strigosus Strigose lotus

native
Annual herb

Acourtia microcephala Sacapellote

native
Perennial herb

Adenostoma fasciculatum Chamise

native
Tree, Shrub

Adenostoma sparsifolium Red shanks

native
Tree

Agrostis exarata Spike bentgrass, Spike redtop

native
Perennial grass

Agrostis scabra Rough bentgrass, Ticklegrass

native
Perennial grass

Allium haematochiton Red skinned onion, Redskin onion

native
Perennial herb (bulb)

ALLIACEAE

Allium marvinii Yucaipa onion

• rare native
Perennial herb (bulb)

ALLIACEAE

Allophyllum glutinosum Sticky false gilia, Sticky false gilyflower

native
Annual herb

Alnus rhombifolia White alder

native
Tree

BETULACEAE

Amaranthus albus Pigweed amaranth, Tumbleweed

non-native
Annual herb

AMARANTHACEAE

Amaranthus fimbriatus Fringed amaranth

native
Annual herb

AMARANTHACEAE

Amaranthus powellii Powell's amaranth

native
Annual herb

AMARANTHACEAE

Ambrosia acanthicarpa Annual bursage, Annual burweed

native
Annual herb

Ambrosia psilostachya Ragweed, Western ragweed

native
Perennial herb

Amorpha fruticosa Desert indigobush, Western false indigo

native
Shrub

Amsinckia intermedia Common fiddleneck

native
Annual herb

Anemopsis californica Yerba mansa

native
Perennial herb

SAURURACEAE

Anisocoma acaulis Scale bud, Scalebud

native
Annual herb

Antirrhinum coulterianum Coulter snapdragon, Coulter's snapdragon

native
Annual herb

Arctostaphylos glandulosa ssp. adamsii Adams' manzanita

native
Shrub

Arctostaphylos glauca Big berry manzanita, Bigberry manzanita

native
Tree, Shrub

Arctostaphylos pringlei ssp. drupacea Pink bracted manzanita, Pinkbracted manzanita

native
Shrub

Arctostaphylos pungens Mexican manzanita, Pointleaf manzanita

native
Tree, Shrub

Aristida purpurea Purple three awn, Purple threeawn

native
Perennial grass

Aristida ternipes var. gentilis Spidergrass

native
Perennial grass

Artemisia douglasiana California mugwort, Douglas' sagewort

native
Perennial herb

Artemisia dracunculus Herbaceous sagewort, Pinon wormwood, Tarragon

native
Perennial herb

Artemisia ludoviciana ssp. incompta Mountain mugwort, Western mugwort, White sagebrush

native
Perennial herb

Artemisia tridentata Big sagebrush, Common sagebrush

native
Shrub

Asclepias californica California milkweed

native
Perennial herb

APOCYNACEAE

Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus

native
Annual herb

Avena barbata Slender oat, Slim oat

• invasive non-native
Annual grass

Baccharis salicifolia ssp. salicifolia Mule fat

native
Shrub

Baccharis sergiloides Desert baccharis

native
Shrub

Bloomeria crocea Common goldenstar, Golden star

native
Perennial herb

THEMIDACEAE

Boechera arcuata Arching rockcress

native
Perennial herb

Boechera californica California rockcress

native
Perennial herb

Boechera perennans Perennial rockcress

native
Perennial herb

Bouteloua barbata var. barbata Six weeks grama

native
Annual grass

Bowlesia incana Hoary bowlesia

native
Annual herb

Brickellia californica Brickell bush, California brickellbush, California brickellia

native
Shrub

Bromus carinatus var. carinatus California brome, Mountain brome

native
Perennial grass

Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass

• invasive non-native
Annual grass

Bromus madritensis ssp. 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 red maids, Calandrinia

native
Annual herb

MONTIACEAE

Calochortus concolor Golden bowl mariposa, Goldenbowl mariposa lily

native
Perennial herb

Calochortus invenustus Plain mariposa lily

native
Perennial herb

Calochortus palmeri var. munzii Munz's mariposa lily

• rare native
Perennial herb (bulb)

Calyptridium monandrum Common pussypaws, Pussy paws

native
Annual herb

MONTIACEAE

Calystegia occidentalis ssp. fulcrata Chaparral false bindweed, Sonora morning glory

native
Perennial herb

CONVOLVULACEAE

Camissonia strigulosa Contorted primrose, Sandysoil suncup, Strigose sun cup

native
Annual herb

Camissoniopsis bistorta California sun cup

native
Annual herb

Camissoniopsis hirtella Hairy sun cup

native
Annual herb

Camissoniopsis pallida ssp. pallida Pale sun cup

native
Annual herb

Capsella bursa-pastoris Shepherd's purse

non-native
Annual herb

Cardamine californica California toothwort, milkmaids

native
Perennial herb

Carex praegracilis Clustered field sedge, Field sedge

native
Perennial grasslike herb

Castilleja applegatei ssp. martinii Martin's paintbrush, Wavyleaf indian paintbrush

native
Perennial herb

Castilleja foliolosa Texas paintbrush, Woolly indian paintbrush

native
Perennial herb

Castilleja spiralis Lesser indian paintbrush, Lesser paintbrush

native
Annual herb

Caulanthus heterophyllus San diego wild cabbage, Slender pod jewelflower

native
Annual herb

Ceanothus leucodermis Chaparral whitethorn

native
Shrub

Ceanothus perplexans Cupped leaf ceanothus

native
Shrub

Centaurea benedicta Blessed thistle

non-native
Annual herb

Cerastium fontanum ssp. vulgare Big chickweed, Common chickweed, Mouseear chickweed

non-native
Perennial herb

CARYOPHYLLACEAE

Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed

non-native
Annual herb

CARYOPHYLLACEAE

Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany

native
Tree, Shrub

Chaenactis artemisiifolia Artemisia leaved chaenactis, White pincushion

native
Annual herb

Chaenactis glabriuscula var. lanosa Pincushion flower, Woolly yellow chaenactis

native
Annual herb

Chamaesyce albomarginata Rattlesnake sandmat

native
Perennial herb

Chamaesyce serpyllifolia ssp. serpyllifolia Thyme leafed spurge

native
Annual, Perennial herb

Chamaesyce serpyllifolia ssp. serpyllifolia

Cheilanthes clevelandii Cleveland's lip fern

native
Fern

Cheilanthes covillei Coville's lip fern

native
Fern

Chenopodium berlandieri var. sinuatum Pitseed goosefoot

native
Annual herb

Chenopodium californicum California goosefoot, Pigweed, Soaproot

native
Perennial herb

Chenopodium fremontii Fremont's goosefoot

native
Annual herb

Chorizanthe fimbriata var. laciniata Lace fringed spineflower

native
Annual herb

Chorizanthe leptotheca Peninsular spineflower, Ramona spineflower

• rare native
Annual herb

Chorizanthe polygonoides var. longispina Knotweed spineflower, Long spined spineflower

• rare native
Annual herb

Chorizanthe polygonoides var. longispina

Cirsium occidentale var. californicum Bigelow thistle, California thistle, Cobwebby thistle

native
Perennial herb

Cirsium scariosum Dwarf thistle, Elk thistle

native
Perennial herb

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

native
Annual herb

Clarkia rhomboidea Diamond clarkia, Diamond petaled clarkia, Diamond fairyfan

native
Annual herb

Claytonia parviflora ssp. parviflora Narrow leaved miner's lettuce, Streambank springbeauty, Utah miner s lettuce

native
Annual herb

MONTIACEAE

Clematis lasiantha Chaparral clematis, Pipestem

native
Perennial herb, Vine

RANUNCULACEAE

Collinsia concolor Southern Chinese houses

native
Annual herb

Cordylanthus rigidus ssp. setigerus Bristly Bird's Beak

native
Annual herb (hemiparasitic)

Corethrogyne filaginifolia Common sandaster

native
Perennial herb

Croton californicus California croton, Desert croton

native
Perennial herb

Croton setiger Turkey-mullein

native
Annual herb

Cryptantha intermedia var. intermedia Common cryptantha

native
Annual herb

Cryptantha micrantha var. lepida Mountain red-root

native
Annual herb

Cryptantha microstachys Popcorn flower, Tejon cryptantha

native
Annual herb

Cryptantha muricata var. jonesii Jones' cryptantha

native
Annual herb

Cucurbita foetidissima Calabazilla, Missouri gourd, Mock orange

native
Perennial herb, Vine

CUCURBITACEAE

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

native
Annual herb, Vine (parasitic)

CONVOLVULACEAE

Cuscuta californica var. papillosa Chaparral dodder, Papillate dodder

native
Annual herb, Vine (parasitic)

CONVOLVULACEAE

Cylindropuntia californica var. parkeri Cane or valley cholla

native
Perennial herb (stem succulent)

CACTACEAE

Cynodon dactylon Bermuda grass, Bermudagrass

• invasive non-native
Perennial grass

Cyperus eragrostis Tall cyperus, Tall flatsedge

native
Perennial grasslike herb

Cystopteris fragilis Bladder fern, Brittle bladder fern, Brittle fern

native
Fern

CYSTOPTERIDACEAE

Datisca glomerata Durango root

native
Perennial herb

DATISCACEAE

Datura wrightii Jimsonweed, Sacred thorn apple, Toluaca

native
Perennial herb

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

native
Perennial herb

RANUNCULACEAE

Descurainia pinnata Western tansy mustard, Western tansymustard, Yellow tansy mustard

native
Annual herb

Descurainia sophia Flix weed, Herb sophia

• invasive non-native
Annual herb

Dichelostemma capitatum ssp. capitatum Blue dicks, Wild hyacinth

native
Perennial herb

THEMIDACEAE

Drymocallis glandulosa var. reflexa Sticky cinquefoil

native
Perennial herb

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

native
Fern

DRYOPTERIDACEAE

Dudleya pulverulenta Chalk dudleya

native
Perennial herb

CRASSULACEAE

Dudleya saxosa ssp. aloides Desert dudleya, Panamint liveforever

native
Perennial herb

CRASSULACEAE

Eleocharis montevidensis Montevideo spike rush, Sand spikerush

native
Perennial grasslike herb

Elymus condensatus Giant wild rye

native
Perennial grass

Elymus glaucus Blue wildrye

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

Encelia actoni Acton encelia

native
Shrub

Epilobium canum ssp. latifolium California fuchsia, Hummingbird trumpet, Mountain california fuchsia

native
Perennial herb

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

native
Perennial herb

Equisetum Xferrissii Ferris' horsetail

native
Fern

EQUISETACEAE

Eriastrum densifolium ssp. elongatum Giant eriastrum, Perennial wool star

native
Perennial herb

Eriastrum sapphirinum ssp. sapphirinum Sapphire woollystar

native
Annual herb

Ericameria brachylepis Boundary goldenbush, Chaparral goldenbush

native
Shrub

Ericameria cuneata var. spathulata Cliff goldenbush, Wide leaved rock goldenbush

native
Shrub

Ericameria linearifolia Interior goldenbush, Linear leaved goldenbush, Narrowleaf goldenbush

native
Shrub

Ericameria parishii var. parishii Parish goldenweed, Parish's goldenbush

native
Shrub

Ericameria pinifolia Pine bush, Pinebush

native
Shrub

Erigeron canadensis Canada horseweed

native
Annual herb

Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane

native
Perennial herb, Shrub

Eriodictyon crassifolium var. crassifolium Thick leaved yerba santa, Thickleaf yerba santa

native
Shrub

NAMACEAE

Eriodictyon crassifolium var. crassifolium

Eriogonum davidsonii Davidson buckwheat, Davidson's buckwheat

native
Annual herb

Eriogonum elongatum var. elongatum Long stemmed buckwheat

native
Perennial herb

Eriogonum fasciculatum var. polifolium California buckwheat, Eastern mojave buckwheat

native
Shrub

Eriogonum gracile var. gracile Slender buckwheat, Slender woolly buckwheat

native
Annual herb

Eriogonum gracile var. incultum Slender buckwheat, Slender woolly buckwheat

native
Annual herb

Eriogonum wrightii var. membranaceum Bastardsage, Wright s buckwheat, Wright's buckwheat

native
Perennial herb, Shrub

Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow

native
Shrub

Eriophyllum confertiflorum var. confertiflorum

Eriophyllum wallacei Wallace eriophyllum, Wallace's woolly daisy

native
Annual herb

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

• invasive non-native
Annual herb

GERANIACEAE

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

• invasive non-native
Annual herb

GERANIACEAE

Erysimum capitatum var. capitatum Sanddune wallflower

native
Perennial herb

Eulobus californicus California primrose

native
Annual herb

Festuca myuros Rattail sixweeks grass

• invasive non-native
Annual grass

Frangula californica ssp. tomentella Hoary coffeeberry

native
Shrub

Frasera parryi Coahuila frasera

native
Perennial herb

GENTIANACEAE

Fraxinus velutina Arizona ash, Velvet ash

native
Tree

OLEACEAE

Galium andrewsii ssp. andrewsii Andrews' bedstraw, Phlox leaved bedstraw

native
Perennial herb

Galium angustifolium ssp. angustifolium Narrow leaved bedstraw, Narrowleaf bedstraw

native
Perennial herb

Galium aparine Cleavers, Common bedstraw, Goose grass

native
Annual herb

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

native
Vine, Shrub

Garrya flavescens Ashy silk tassel, Ashy silktassel

native
Shrub

GARRYACEAE

Gilia angelensis Chaparral gilia

native
Annual herb

Gilia diegensis Coastal gilia

native
Annual herb

Gnaphalium palustre Lowland cudweed, Western marsh cudweed

native
Annual herb

Gutierrezia sarothrae Broom snakeweed, Common snakeweed, Matchweed

native
Shrub

Hazardia squarrosa var. grindelioides Gum plant goldenbush, Saw toothed goldenbush, Sawtooth bristleweed

native
Shrub

Helianthemum scoparium Peak Rushrose

native
Shrub

CISTACEAE

Helianthus gracilentus Slender sunflower

native
Perennial herb

Hesperoyucca whipplei Chaparral yucca

native
Shrub

AGAVACEAE

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
Perennial herb

Hordeum murinum Farmer's foxtail, Foxtail barley, Mouse barley

• invasive non-native
Annual grass

Horkelia clevelandii var. clevelandii Cleveland's horkelia

native
Perennial herb

Hosackia oblongifolia var. oblongifolia Narrow leaved lotus

native
Perennial herb

Hulsea californica San diego alpinegold, San diego sunflower

• rare native
Perennial herb

Hulsea vestita ssp. callicarpha Beautiful hulsea, Pumice alpinegold

• rare native
Perennial herb

Hypericum scouleri Scouler's St John's wort

native
Perennial herb

HYPERICACEAE

Hypochaeris glabra Smooth cat's ear

• invasive non-native
Annual herb

Juncus bryoides Moss rush

native
Annual grasslike herb

Juncus bufonius var. bufonius Toad rush

native
Annual grasslike herb

Juncus mexicanus Mexican rush

native
Perennial grasslike herb

Juncus oxymeris Pointed rush

native
Perennial grasslike herb

Juncus tiehmii Nevada rush, Tiehm's rush

native
Annual grasslike herb

Kallstroemia parviflora Few flowered caltrop, Warty caltrop

• rare native
Annual herb

ZYGOPHYLLACEAE

Keckiella ternata var. ternata Blue stemmed keckiella

native
Shrub

Lagophylla ramosissima Branched lagophylla, Common hareleaf

native
Annual herb

Lasthenia gracilis Needle goldfields

native
Annual herb

Lathyrus vestitus var. alefeldii San diego pea

native
Perennial herb

Lepidium virginicum Virginia pepperweed, Wild pepper grass

native
Annual herb

Lepidospartum squamatum California broomsage, California broomshrub, Scale broom

native
Shrub

Leptosiphon lemmonii Lemmon's linanthus

native
Annual herb

Lessingia glandulifera var. glandulifera Sticky lessingia, Valley lessingia

native
Annual herb

Lessingia glandulifera var. glandulifera

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

• rare native
Perennial herb (bulb)

Linanthus dianthiflorus Fringed linanthus

native
Annual herb

Linanthus orcuttii Orcutt's linanthus

• rare native
Annual herb

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

native
Shrub

CAPRIFOLIACEAE

Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine

native
Annual, Perennial herb

Lupinus concinnus Bajada lupine, Elegant lupine, Scarlet lupine

native
Annual herb

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

native
Annual herb

Lupinus excubitus var. austromontanus Southern mountain lupine

native
Shrub

Lupinus excubitus var. hallii Hall's bush lupine

native
Shrub

Lupinus hirsutissimus Stinging annual lupine, Stinging lupine

native
Annual herb

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

native
Annual herb

Madia exigua Little tarweed, Meager tarweed, Small tarweed

native
Annual herb

Malacothamnus densiflorus Many-flowered bushmallow, Few-rayed bushmallow

native
Shrub

MALVACEAE

Malacothrix californica California dandelion, Desert dandelion

native
Annual herb

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

native
Annual herb

Malva parviflora Cheeseweed mallow

non-native
Annual herb

MALVACEAE

Marah macrocarpa Chilicothe

native
Perennial herb, Vine

CUCURBITACEAE

Medicago lupulina Black medick

non-native
Annual, Perennial herb

Medicago polymorpha Bur clover, Bur medic, California burclover

• invasive non-native
Annual herb

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

native
Perennial grass

Mimulus aurantiacus var. pubescens southern bush monkeyflower

native
Shrub

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 fremontii var. fremontii Fremont's monkeyflower

native
Annual herb

Mimulus guttatus Seep monkey flower, Yellow monkey flower

native
Annual, Perennial herb (rhizomatous)

Mimulus pilosus Snouted monkey flower

native
Annual herb

Mirabilis laevis var. retrorsa Wishbone bush

native
Perennial herb

NYCTAGINACEAE

Mirabilis multiflora var. pubescens Colorado four o'clock, Desert four o'clock

native
Perennial herb

NYCTAGINACEAE

Mollugo cerviana Carpet weed, Threadstem carpetweed

non-native
Annual herb

MOLLUGINACEAE

Monardella breweri ssp. lanceolata Mustang mint

native
Annual herb

Monardella nana Little monardella, Yellow monardella

native
Perennial herb

Muhlenbergia rigens Deergrass

native
Perennial grass

Nemacladus longiflorus var. longiflorus Long flowered nemacladus, Longflower threadplant

native
Annual herb

CAMPANULACEAE

Nemophila menziesii var. integrifolia Baby blue eyes

native
Annual herb

Nemophila menziesii var. menziesii Baby blue eyes

native
Annual herb

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

native
Perennial herb

Opuntia basilaris var. basilaris Beavertail cactus, Beavertail pricklypear

native
Shrub (stem succulent)

CACTACEAE

Opuntia phaeacantha Brown spined prickly pear, Mojave prickly pear, Tulip pricklypear

native
Shrub (stem succulent)

CACTACEAE

Orobanche bulbosa Chaparral broomrape

native
Perennial herb (parasitic)

Parkinsonia aculeata Jerusalem thorn, Mexican palo verde

• invasive non-native
Tree

Pectocarya penicillata Sleeping combseed, Winged comb seed, Winged pectocarya

native
Annual herb

Pellaea andromedifolia Coffee cliffbrake, Coffee fern

native
Fern

Pellaea mucronata var. mucronata Bird's foot fern

native
Fern

Penstemon centranthifolius Scarlet bugler

native
Perennial herb

Penstemon spectabilis var. spectabilis Showy penstemon

native
Perennial herb

Penstemon Xparishii Hybrid beardtongue

native
Perennial herb

Pentagramma triangularis ssp. triangularis Gold back fern

native
Fern

Pentagramma triangularis ssp. triangularis

Phacelia brachyloba Short lobed phacelia, Shortlobe phacelia

native
Annual herb

Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope

native
Annual herb

Phacelia minor California bluebell, Wild canterbury bells

native
Annual herb

Phacelia ramosissima Branching phacelia

native
Perennial herb

Phacelia umbrosa Colorado desert phacelia

native
Annual herb

Phoradendron serotinum ssp. macrophyllum Big leaf mistletoe

native
Shrub (parasitic)

VISCACEAE

Phoradendron serotinum ssp. macrophyllum

Physalis hederifolia var. fendleri Fendler's groundcherry, Fendler's ivy leaf tomatillo

native
Perennial herb

Pinus coulteri Big cone pine, Bull pine, Coulter pine

native
Tree

PINACEAE

Plagiobothrys arizonicus Arizona popcorn flower, Arizona popcornflower

native
Annual herb

Plagiobothrys canescens var. canescens Valley popcornflower

native
Annual herb

Plagiobothrys collinus var. fulvescens California popcornflower, Cooper's popcornflower, Popcorn flower

native
Annual herb

Plagiobothrys tenellus Pacific popcornflower, Popcorn flower, Slender popcorn flower

native
Annual herb

Plantago patagonica Patagonia plantain, Woolly plantain

native
Annual herb

Platanus racemosa California sycamore, Western sycamore

native
Tree

PLATANACEAE

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

Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass

• invasive non-native
Annual grass

Populus fremontii ssp. fremontii Fremont cottonwood

native
Tree

Portulaca oleracea Common purslane, Little hogweed, Purslane

non-native
Annual herb

PORTULACACEAE

Prunus ilicifolia ssp. ilicifolia Holly leaf cherry, Hollyleaf cherry

native
Tree, Shrub

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

Pterostegia drymarioides Fairy mist, Woodland threadstem

native
Annual herb

Quercus acutidens Torrey's hybrid oak

native
Shrub, Tree

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

native
Tree

Quercus agrifolia var. oxyadenia Coast live oak, Sharpacorn oak

native
Tree

Quercus chrysolepis Canyon live oak, Canyon oak, maul oak, goldcup oak, Gold cup oak

native
Tree

Quercus cornelius-mulleri Desert scrub oak, Muller oak

native
Tree

Quercus engelmannii Engelmann oak

• rare native
Tree

Quercus kelloggii Black oak, California black oak

native
Tree

Quercus wislizeni var. frutescens Bush interior live oak, Chaparral oak, Live oak

native
Tree, Shrub

Rafinesquia californica California chicory, California plumseed

native
Annual herb

Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry

native
Shrub

Rhus aromatica Fragrant sumac, Skunk Bush

native
Shrub

ANACARDIACEAE

Rhus ovata Sugar bush, Sugar sumac

native
Shrub

ANACARDIACEAE

Rosa californica California wild rose, California wildrose

native
Shrub

Rubus ursinus California blackberry, Pacific blackberry

native
Vine, Shrub

Rumex californicus California dock

native
Perennial herb

Salix exigua Narrow leaved willow, Narrowleaf willow, Sandbar willow

native
Tree, Shrub

Salix laevigata Polished willow, Red willow

native
Tree

Salix lasiolepis Arroyo willow

native
Tree, Shrub

Salsola tragus Prickly russian thistle, Russianthistle, Tumbleweed

• invasive non-native
Annual herb

Saltugilia australis Southern gilia

native
Annual herb

Saltugilia caruifolia Caraway leaved woodland gilia

• rare native
Annual herb

Salvia apiana White sage

native
Shrub

Salvia columbariae Chia sage

native
Annual herb

Sambucus caerulea Blue elderberry

native
Shrub

VIBURNACEAE

Sanicula tuberosa Tuberous sanicle, Turkey pea

native
Perennial herb

Schismus barbatus Common mediterranean grass, Old han schismus

• invasive non-native
Annual grass

Schoenoplectus acutus var. occidentalis Tule

native
Perennial grasslike herb

Scrophularia californica California bee plant, California figwort

native
Perennial herb

SCROPHULARIACEAE

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

native

SELAGINELLACEAE

Senecio flaccidus var. monoensis Mono groundsel, Mono ragwort

native
Shrub

Silene gallica Common catchfly, Windmill pink

non-native
Annual herb

CARYOPHYLLACEAE

Sisymbrium altissimum Tall tumblemustard, Tumble mustard, Tumbling mustard

non-native
Annual herb

Sisymbrium orientale Indian hedge mustard, Oriental hedge mustard

non-native
Annual, Perennial herb

Solanum parishii Nightshade, Parish's nightshade, Parish's purple nightshade

native
Shrub

Solanum umbelliferum Blue witch nightshade, Bluewitch nightshade

native
Shrub

Solidago confinis Southern goldenrod

native
Perennial herb

Solidago velutina ssp. californica California goldenrod, Oreja de liebre

native
Perennial herb

Sonchus asper ssp. asper Prickly sow thistle, Sow thistle

• invasive non-native
Annual herb

Sphaeralcea ambigua var. rugosa Apricot mallow, Desert globemallow

native
Perennial herb

MALVACEAE

Sporobolus cryptandrus Sand dropseed

native
Perennial grass

Stachys rigida Rough hedgenettle

native
Perennial herb

Stachys stebbinsii Stebbins' hedgenettle

native
Perennial herb

Stephanomeria exigua ssp. deanei Dean's stephanomeria, Deane's wirelettuce

native
Annual herb

Stephanomeria exigua ssp. exigua Mitra, Slender stephanomeria, Small wirelettuce

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 speciosa Desert needle grass

native
Perennial grass

Tamarix ramosissima Saltcedar, Tamarisk

• invasive non-native
Tree, Shrub

TAMARICACEAE

Tauschia arguta Southern tauschia, Southern umbrellawort

native
Perennial herb

Thalictrum fendleri Fendler's meadow rue, Meadow rue

native
Perennial herb

RANUNCULACEAE

Thysanocarpus curvipes Fringe pod, Fringed pod, Hairy lacepod

native
Annual herb

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

native
Annual herb

Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak

native
Vine, Shrub

ANACARDIACEAE

Trichostema parishii Parish's bluecurls

native
Shrub

Trifolium albopurpureum Indian clover, Rancheria clover

native
Annual herb

Trifolium gracilentum Graceful clover, Pin point clover, Pinpoint clover

native
Annual herb

Trifolium willdenovii Tomcat clover

native
Annual herb

Tropidocarpum gracile Dobie pod, Slender keel fruit, Slender tropidocarpum

native
Annual herb

Turritis glabra Tower rockcress

native
Perennial herb

Typha latifolia Broadleaf cattail, Common cattail, Soft flag

native
Perennial herb (aquatic)

TYPHACEAE

Uropappus lindleyi Silver puffs, Uropappus

native
Annual herb

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

native
Perennial herb

URTICACEAE

Veronica anagallis-aquatica Water speedwell

non-native
Perennial herb

Vicia americana ssp. americana American vetch

native
Perennial herb, Vine

Vicia ludoviciana ssp. ludoviciana Louisiana vetch

native
Annual herb

Viola purpurea ssp. quercetorum Goosefoot violet, Goosefoot yellow violet

native
Perennial herb

VIOLACEAE

Yabea microcarpa California hedge parsley, False carrot

native
Annual herb