Calf Canyon Illustrated Plant List

Acmispon brachycarpus hill lotus

native

Annual herb

Acmispon strigosus Strigose lotus

native

Annual herb

Acmispon wrangelianus Wrangel lotus

native

Annual herb

Acourtia microcephala Sacapellote

native

Perennial herb

Adenostoma fasciculatum var. fasciculatum Chamise

native

Tree, Shrub

Adenostoma fasciculatum var. fasciculatum

Adiantum jordanii Adiantum, maiden hair fern

native

Fern

Agoseris grandiflora var. grandiflora Giant mountain dandelion

native

Perennial herb

Agoseris heterophylla var. cryptopleura Mountain dandelion

native

Annual herb

Aira caryophyllea Shiver grass, Silver hairgrass, Silvery hairgrass

non-native

Annual grass

Ambrosia acanthicarpa Annual bursage, Annual burweed

native

Annual herb

Amorpha californica var. californica California false indigo

native

Shrub

Amsinckia intermedia Common fiddleneck

native

Annual herb

Amsinckia menziesii Menzies' fiddleneck, Small flowered fiddleneck

native

Annual herb

Anthriscus caucalis Bur chervil

non-native

Annual herb, Vine

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

native

Annual herb

Antirrhinum thompsonii

native

Perennial herb

Aphanes occidentalis Western lady's mantle

native

Annual, Perennial herb

Aphyllon californicum ssp. condensum California broomrape

native

Perennial herb (parasitic)

Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley

native

Annual herb

Arceuthobium occidentale Golden mistletoe, Pine dwarf mistletoe, Pine mistletoe

native

Perennial herb (parasitic)

VISCACEAE

Arctostaphylos glauca Big berry manzanita, Bigberry manzanita

native

Tree, Shrub

ERICACEAE

Artemisia douglasiana California mugwort, Douglas' sagewort

native

Perennial herb

Artemisia dracunculus Herbaceous sagewort, Pinon wormwood, Tarragon

native

Perennial herb

Asclepias eriocarpa Indian milkweed, Kotolo milkweed, Woolypod milkweed

native

Perennial herb

APOCYNACEAE

Astragalus douglasii var. douglasii Douglas's milkvetch

native

Perennial herb

Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus

native

Annual herb

Avena barbata Slender oat, Slim oat

invasive non-native
moderate

Annual grass

Avena fatua Wild oat, Wildoat

invasive non-native
moderate

Annual grass

Baccharis pilularis Coyote brush, Dwarf chaparral broom

native

Shrub

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

native

Shrub

Barbarea orthoceras American rocket, American wintercress, Erectpod wintercress

native

Perennial herb

Blitum californicum California goosefoot, Pigweed, Soaproot

native

Perennial herb

CHENOPODIACEAE

Bowlesia incana Hoary bowlesia

native

Annual herb

Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass

invasive non-native
limited

Annual grass

Bromus arenarius Australian brome, Australian chess

non-native

Annual grass

Bromus carinatus var. carinatus California brome

native

Perennial grass

Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass

invasive non-native
moderate

Annual grass

Bromus hordeaceus Soft brome, Soft chess

invasive non-native
limited

Annual grass

Bromus rubens Red brome

non-native

Annual grass

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

invasive non-native
high

Annual grass

Calandrinia breweri Brewer's calandrinia

rare native
4.2

Annual herb

Calandrinia menziesii red maids, Calandrinia

native

Annual herb

Calochortus simulans San luis obispo mariposa lily

rare native
1B.3

Perennial herb (bulb)

LILIACEAE

Calyptridium monandrum Common pussypaws, Pussy paws

native

Annual herb

Calystegia longipes Paiute false bindweed, Piute morning glory

native

Perennial herb

CONVOLVULACEAE

Calystegia malacophylla ssp. pedicellata Jepson's morning glory, Sierra false bindweed

native

Perennial herb

CONVOLVULACEAE

Calystegia malacophylla ssp. pedicellata

Camissonia contorta Contorted sun cup, Plains evening primrose

native

Annual herb

Camissonia strigulosa Contorted primrose, Sandysoil suncup, Strigose sun cup

native

Annual herb

Camissoniopsis hardhamiae Hardham's evening-primrose

rare native
1B.2

Annual herb

Camissoniopsis micrantha Spencer primrose

native

Annual herb

Capsella bursa-pastoris Shepherd's purse

non-native

Annual herb

Carduus pycnocephalus Italian thistle

invasive non-native
moderate

Annual herb

Castilleja exserta ssp. exserta Exserted indian paintbrush, Pale purple owlclover, Purple owl's clover

native

Annual herb (hemiparasitic)

Castilleja foliolosa Texas paintbrush, Woolly indian paintbrush

native

Perennial herb (hemiparasitic)

Castilleja minor ssp. spiralis Lesser indian paintbrush, Lesser paintbrush

native

Annual herb (hemiparasitic)

Ceanothus cuneatus var. cuneatus Buck brush, Buckbrush

native

Shrub

Ceanothus leucodermis Chaparral whitethorn

native

Shrub

Centaurea benedicta Blessed thistle

non-native

Annual herb

Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote

invasive non-native
moderate

Annual herb

Centaurea solstitialis Barnaby's thistle, Yellow star thistle

invasive non-native
high

Annual herb

Centromadia pungens ssp. pungens Common tarweed

native

Annual herb

Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed

non-native

Annual herb

Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany

native

Tree, Shrub

Chaenactis glabriuscula var. glabriuscula Common yellow chaenactis, Yellow pincushion

native

Annual herb

Chaenactis glabriuscula var. glabriuscula

Chaenactis glabriuscula var. lanosa Pincushion flower, Woolly yellow chaenactis

native

Annual herb

Chenopodium pratericola Desert goosefoot, Meadow goosefoot

native

Annual herb

CHENOPODIACEAE

Chondrilla juncea Hogbite, Skeleton weed

invasive non-native
moderate

Perennial herb

Chorizanthe membranacea Pink spineflower

native

Annual herb

Chorizanthe rectispina Prickly spineflower, Straight awned spineflower

rare native
1B.2

Annual herb

Chorizanthe staticoides Turkish rugging

native

Annual herb

Cirsium occidentale var. venustum Cobwebby thistle, Red thistle, Venus thistle

native

Perennial herb

Clarkia cylindrica ssp. cylindrica Speckled clarkia

native

Annual herb

Clarkia modesta Waltham Creek clarkia

native

Annual herb

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

native

Annual herb

Clarkia speciosa ssp. speciosa Red spot clarkia, Redspot clarkia

native

Annual herb

Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia

native

Annual herb

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

native

Annual herb

Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce

native

Annual herb

Collinsia bartsiifolia var. davidsonii Davidson's blue eyed mary, Davidson's collinsia

native

Annual herb

Collinsia heterophylla Purple chinese houses

native

Annual herb

Conium maculatum Poison hemlock

invasive non-native
moderate

Perennial herb

Cordylanthus rigidus ssp. rigidus Rigid bird's beak, Stiffbranch bird's beak

native

Annual herb (hemiparasitic)

Corethrogyne filaginifolia Common sandaster

native

Perennial herb

Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed

native

Annual herb

CRASSULACEAE

Crassula tillaea Mediterranean pygmy weed, Moss pygmyweed

non-native

Annual herb

CRASSULACEAE

Crocanthemum scoparium peak rush-rose, broom rush-rose

native

Shrub

CISTACEAE

Croton setiger Turkey-mullein

native

Annual herb

EUPHORBIACEAE

Cryptantha clevelandii var. florosa Coastal cryptantha

native

Annual herb

Cryptantha corollata Coast range cryptantha

native

Annual herb

Cryptantha flaccida Beaked cryptantha, Flaccid cryptantha, Weakstem cryptantha

native

Annual herb

Cryptantha intermedia var. intermedia Common cryptantha

native

Annual herb

Cryptantha microstachys Popcorn flower, Tejon cryptantha

native

Annual herb

Cuscuta subinclusa Canyon dodder

native

Annual herb, Vine (parasitic)

CONVOLVULACEAE

Datisca glomerata Durango root

native

Perennial herb

DATISCACEAE

Datura wrightii Jimsonweed, Sacred thorn apple, Toluaca

native

Perennial herb

SOLANACEAE

Daucus pusillus American wild carrot, Rattlesnake weed

native

Annual herb

Deinandra pentactis Salinas river tarweed

native

Annual herb

Delphinium parryi ssp. blochmaniae Blochman's larkspur, Dune larkspur

rare native
1B.2

Perennial herb

RANUNCULACEAE

Dendromecon rigida Bush poppy, Tree poppy

native

Shrub

Descurainia sophia Flix weed, Herb sophia

invasive non-native
limited

Annual herb

Diplacus aurantiacus var. longiflorus Orange Bush Monkeyflower

native

Shrub

Diplacus fremontii [Mimulus fremontii var. fremontii] Small Tree-Mallow

Dipterostemon capitatus ssp. capitatus [Dichelostemma capitatum ssp. capitatum] Blue dicks

native

Perennial herb

THEMIDACEAE

Dipterostemon capitatus ssp. capitatus [Dichelostemma capitatum ssp. capitatum]

Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya

native

Perennial herb

CRASSULACEAE

Ehrendorferia chrysantha Golden eardrops

native

Perennial herb

Elymus glaucus ssp. virescens Blue wildrye, Virginia wildrye

native

Perennial grass

Emmenanthe penduliflora var. penduliflora Whispering bells, Whisperingbells

native

Annual herb

Emmenanthe penduliflora var. penduliflora

Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb

native

Annual herb

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

Epilobium densiflorum Dense boisduvalia, Dense flowered boisduvalia, Dense flowered spike primrose

native

Annual herb

Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail

native

Fern

EQUISETACEAE

Eriastrum luteum Yellow flowered eriastrum, Yellow woollystar

rare native
1B.2

Annual herb

Erigeron canadensis Canada horseweed

native

Annual herb

Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane

native

Perennial herb, Shrub

Eriodictyon tomentosum Woolly yerba santa

native

Shrub

NAMACEAE

Eriogonum baileyi var. baileyi Bailey's buckwheat

native

Annual herb

Eriogonum elegans Elegant buckwheat

rare native
4.3

Annual herb

Eriogonum elongatum var. elongatum Long stemmed buckwheat

native

Perennial herb

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

native

Shrub

Eriogonum gracile Slender buckwheat, Slender woolly buckwheat

native

Annual herb

Eriogonum roseum Wand buckwheat

native

Annual herb

Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow

native

Shrub

Eriophyllum confertiflorum var. confertiflorum

Eriophyllum multicaule Branched woolly sunflower, Many stemmed eriophyllum, Manystem woolly sunflower

native

Annual herb

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

invasive non-native
limited

Annual herb

GERANIACEAE

Erysimum capitatum var. capitatum Sanddune wallflower

native

Perennial herb

Erythranthe cardinalis Cardinal monkey flower

native

Perennial herb

Erythranthe floribunda Many flowered monkeyflower

native

Annual herb

Erythranthe guttata Seep monkey flower, Yellow monkey flower

native

Annual, Perennial herb (rhizomatous)

Eschscholzia californica California poppy

native

Annual, Perennial herb

Eucrypta chrysanthemifolia var. chrysanthemifolia Common eucrypta, Spotted hideseed

native

Annual herb

Eucrypta chrysanthemifolia var. chrysanthemifolia

Eulobus californicus California primrose

native

Annual herb

Festuca microstachys Small fescue

native

Annual grass

Festuca myuros Rattail sixweeks grass

invasive non-native
moderate

Annual grass

Festuca octoflora Sixweeks grass

native

Annual grass

Festuca perennis Italian rye grass

invasive non-native
moderate

Annual, Perennial grass

Frangula californica ssp. californica California coffeeberry

native

Shrub

Fremontodendron californicum California flannelbush, Flannel bush

native

Shrub

MALVACEAE

Galium andrewsii Needlemat galium, Phlox leaved bedstraw, Phloxleaf bedstraw

native

Perennial herb

Galium aparine Cleavers, Common bedstraw, Goose grass

native

Annual herb

Galium californicum ssp. flaccidum California bedstraw

native

Perennial herb

Galium parisiense Wall bedstraw

non-native

Annual herb

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

native

Vine, Shrub

Gilia achilleifolia ssp. achilleifolia California gilia

native

Annual herb

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

native

Annual herb

Gilia ochroleuca ssp. minima Volcanic gilia

native

Annual herb

Gilia tenuiflora ssp. amplifaucalis Greater yellowthroat gilia, Spreading slender flowered gilia

rare native
4.3

Annual herb

Githopsis diffusa ssp. robusta San gabriel bluecup

native

Annual herb

CAMPANULACEAE

Gnaphalium palustre Lowland cudweed, Western marsh cudweed

native

Annual herb

Hazardia stenolepis Narrow scaled goldenbush, Serpentine bristleweed

native

Shrub (stem succulent)

Helenium puberulum Rosilla, Sneezeweed

native

Perennial herb

Helianthus bolanderi Bolander's sunflower, Serpentine sunflower

native

Annual, Perennial herb

Hesperocnide tenella Western nettle, Western stinging nettle, Western stingingnettle

native

Annual herb

URTICACEAE

Hesperomecon linearis Narrowleaf queen poppy

native

Annual herb

Hesperoyucca whipplei Chaparral yucca

native

Shrub

AGAVACEAE

Heteromeles arbutifolia Christmas berry, Toyon

native

Shrub

Heterotheca grandiflora Telegraph weed, Telegraphweed

native

Annual, Perennial herb

Heterotheca sessiliflora ssp. echioides Bristly goldenaster, Sessileflower false goldenaster

native

Perennial herb

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

invasive non-native
moderate

Perennial herb

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

non-native

Annual grass

Hordeum vulgare Common barley

non-native

Annual grass

Horkelia yadonii Santa lucia horkelia

rare native
4.2

Perennial herb (rhizomatous)

Hulsea heterochroma Red rayed hulsea, Redray alpinegold

native

Perennial herb

Hypochaeris glabra Smooth cat's ear

invasive non-native
limited

Annual herb

Juncus bufonius var. bufonius Toad rush

native

Annual grasslike herb

Juncus bufonius var. congestus Clustered toad rush

native

Annual grasslike herb

Juncus dubius Dubius rush, Mariposa rush

native

Perennial grasslike herb

Juncus macrophyllus Long leaved rush, Longleaf rush, Rush

native

Perennial grasslike herb

Keckiella cordifolia Climbing penstemon, Heart leaved keckiella, Heartleaf keckiella

native

Shrub

Lactuca serriola Prickly lettuce, Prickly wild lettuce

non-native

Annual herb

Lagophylla ramosissima Branched lagophylla, Common hareleaf

native

Annual herb

Lamium amplexicaule Giraffe head, Henbit deadnettle

non-native

Annual herb

Lasthenia gracilis Needle goldfields

native

Annual herb

Layia glandulosa White layia, White tidy tips, Whitedaisy tidytips

native

Annual herb

Layia hieracioides Hawkweed layia, Tall layia, Tall tidytips

native

Annual herb

Layia platyglossa Coastal tidytips

native

Annual herb

Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed

native

Annual herb

Lessingia pectinata var. tenuipes Sticky lessingia

native

Annual herb

Lessingia tenuis Spring lessingia

rare native
4.3

Annual herb

Linanthus californicus ssp. californicus

native

Shrub

Linanthus californicus ssp. californicus

Linanthus parryae Parry's linanthus, Sand blossoms, Sandblossoms

native

Annual herb

Lithophragma cymbalaria Mission star, Mission woodland star

native

Perennial herb

SAXIFRAGACEAE

Lithophragma heterophyllum Hill star, Hillside woodland star

native

Perennial herb

SAXIFRAGACEAE

Loeflingia squarrosa Spreading loeflingia, Spreading pygmyleaf

native

Annual herb

Logfia filaginoides California cottonrose

native

Annual herb

Logfia gallica Narrowleaf cottonrose

non-native

Annual herb

Lomatium caruifolium var. caruifolium Alkali desertparsley, Caraway leaved lomatium

native

Perennial herb

Lomatium macrocarpum Bigseed biscuitroot, Large fruited lomatium

native

Perennial herb

Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel

native

Perennial herb

Lonicera interrupta Chaparral honeysuckle

native

Vine, Shrub

CAPRIFOLIACEAE

Lupinus albifrons var. albifrons Silver bush lupine, Silver lupine

native

Shrub

Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine

native

Annual, Perennial herb

Lupinus concinnus Bajada lupine, Elegant lupine, Scarlet lupine

native

Annual herb

Lupinus hirsutissimus Stinging annual lupine, Stinging lupine

native

Annual herb

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

native

Annual herb

Lupinus nanus Sky lupine

native

Annual herb

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

native

Annual herb

Madia elegans Common madia

native

Annual herb

Malacothamnus jonesii Jones's bushmallow

rare native

Shrub

MALVACEAE

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

native

Annual herb

Marah fabacea California man-root

native

Perennial herb, Vine

CUCURBITACEAE

Matricaria discoidea Pineapple weed

native

Annual herb

Medicago polymorpha Bur clover, Bur medic, California burclover

invasive non-native
limited

Annual herb

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

native

Perennial grass

Melilotus indicus Annual yellow sweetclover, Sourclover

non-native

Annual herb

Mentzelia micrantha Chaparral blazing star, San Luis blazingstar, San Luis stick leaf

native

Annual herb

LOASACEAE

Micranthes californica Greene's saxifrage

native

Perennial herb

SAXIFRAGACEAE

Mimetanthe pilosa Snouted monkey flower

native

Annual herb

Monardella breweri ssp. breweri Brewer's monardella

native

Annual herb

Mucronea perfoliata Perfoliate spineflower

native

Annual herb

Muhlenbergia rigens Deergrass

native

Perennial grass

Nasturtium officinale Watercress

native

Perennial herb (aquatic)

Navarretia atractyloides Holly leaf navarretia, Hollyleaf pincushionplant

native

Annual herb

Nemacladus ramosissimus Nuttall's nemacladus, Smallflower threadplant

native

Annual herb

CAMPANULACEAE

Nemophila menziesii Baby blue eyes

native

Annual herb

Nemophila pedunculata Littlefoot nemophila, Meadow nemophila

native

Annual herb

Nicotiana quadrivalvis Indian tobacco

native

Annual herb

SOLANACEAE

Nuttallanthus texanus Blue toadflax

native

Annual, Perennial herb

Paeonia californica California peony

native

Perennial herb

PAEONIACEAE

Papaver californicum Fire poppy, Western poppy

native

Annual herb

Papaver heterophyllum Wind poppy

native

Annual herb

Pectocarya penicillata Sleeping combseed, Winged comb seed, Winged pectocarya

native

Annual herb

Pedicularis densiflora Warrior's plume, Indian warrior

native

Perennial herb (hemiparasitic)

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

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 douglasii var. douglasii Douglas' phacelia

native

Annual herb

Phacelia rattanii Rattan's phacelia

native

Annual herb

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

native

Annual herb

Pholistoma membranaceum White fiesta flower, White fiestaflower

native

Annual herb

Phoradendron leucarpum American mistletoe

native

Shrub (parasitic)

VISCACEAE

Phoradendron villosum ssp. villosum Mistletoe

native

Shrub (parasitic)

VISCACEAE

Pinus sabiniana Bull pine, California foothill pine, Gray pine

native

Tree

PINACEAE

Plagiobothrys canescens Grey popcorn flower, Valley popcorn flower, Valley popcornflower

native

Annual herb

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

native

Annual herb

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

native

Annual herb

Plagiobothrys tenellus Pacific popcornflower, Popcorn flower, Slender popcorn flower

native

Annual herb

Plagiobothrys uncinatus Hooked popcorn flower, Salinas valley popcornflower

rare native
1B.2

Annual herb

Plantago erecta California plantain, Dotseed plantain, Foothill plantain

native

Annual herb

Platanus racemosa California sycamore, Western sycamore

native

Tree

PLATANACEAE

Platystemon californicus Cream cups, Creamcups

native

Annual herb

Plectritis ciliosa Long spurred plectritis, Longspur seablush

native

Annual herb

VALERIANACEAE

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
limited

Annual grass

Populus fremontii ssp. fremontii Cottonwood

native

Tree

Primula clevelandi [Dodecatheon clevelandii] Small Tree-Mallow

Prunus ilicifolia ssp. ilicifolia Holly leaf cherry, Hollyleaf cherry

native

Tree, Shrub

Pseudognaphalium beneolens Cudweed

native

Perennial herb

Pseudognaphalium californicum Ladies' tobacco

native

Annual, Perennial herb

Psilocarphus tenellus Slender woolly marbles, Slender woollyheads

native

Annual herb

Pterostegia drymarioides Fairy mist, Granny's hairnet, Woodland threadstem

native

Annual herb

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

native

Tree

Quercus berberidifolia Inland scrub oak

native

Tree

Quercus douglasii Blue oak

native

Tree

Quercus lobata California white oak, Valley oak

native

Tree

Rafinesquia californica California chicory, California plumseed

native

Annual herb

Ranunculus hebecarpus Delicate buttercup, Pubescent fruited buttercup, Slender annual buttercup

native

Annual herb

RANUNCULACEAE

Raphanus raphanistrum Jointed charlock, Painted charlock, Wild radish

non-native

Annual, Perennial herb

Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry

native

Shrub

Rhus aromatica Fragrant sumac, Skunk Bush

native

Shrub

ANACARDIACEAE

Ribes malvaceum var. indecorum White flowering currant, Whiteflower currant

native

Shrub

GROSSULARIACEAE

Ribes malvaceum var. malvaceum Chaparral currant

native

Shrub

GROSSULARIACEAE

Rosa californica California wild rose, California wildrose

native

Shrub

Rumex crispus Curly dock, Curly leaved dock, Rhubarb

invasive non-native
limited

Perennial herb

Rumex kerneri Kerner's dock

non-native

Perennial herb

Sabulina douglasii Douglas' Stitchwort

native

Annual herb

Salix exigua var. hindsiana Sandbar willow

native

Tree, Shrub

Salix laevigata Polished willow, Red willow

native

Tree

Salix lasiolepis Arroyo willow

native

Tree, Shrub

Salvia columbariae Chia sage

native

Annual herb

Salvia mellifera Black sage

native

Shrub

Sambucus nigra ssp. caerulea Blue elderberry

native

Tree, Shrub

VIBURNACEAE

Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle

native

Perennial herb

Schismus arabicus Arabian schismus, Mediterranean grass

invasive non-native
limited

Annual grass

Scutellaria tuberosa Danny's skullcap, Scullcap

native

Perennial herb

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

native

SELAGINELLACEAE

Senecio flaccidus 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

Sidalcea malviflora ssp. laciniata Dwarf checkerbloom, Laciniate checker mallow

native

Perennial herb (rhizomatous)

MALVACEAE

Silene antirrhina Sleepy catch fly, Sleepy catchfly, Sleepy silene

native

Annual herb

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

Stachys albens Cobwebby hedge nettle, White hedge nettle, Whitestem hedgenettle

native

Perennial herb

Stellaria media Chickweed

non-native

Annual herb

Stellaria pallida Pale starwort

non-native

Annual herb

Stephanomeria exigua ssp. coronaria Milk aster, White plume wirelettuce, Whiteplume wirelettuce

native

Annual herb

Stipa cernua Nodding needle grass

native

Perennial grass

Streptanthus glandulosus ssp. glandulosus Bristly jewelflower

native

Annual herb

Streptanthus glandulosus ssp. glandulosus

Streptanthus lasiophyllus Small Tree-Mallow

Stylocline gnaphaloides Everlasting nest straw, Everlasting stylocline, Mountain neststraw

native

Annual herb

Thysanocarpus curvipes ssp. curvipes Fringe Pod

native

Annual herb

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

native

Annual 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

Toxicoscordion venenosum var. venenosum Meadow deathcamas

native

Perennial herb

MELANTHIACEAE

Trichostema lanatum Woolly bluecurls

native

Shrub

Trichostema lanceolatum Vinegarweed

native

Annual herb

Trifolium gracilentum Graceful clover, Pin point clover, Pinpoint clover

native

Annual herb

Trifolium obtusiflorum Clammy clover, Creek clover

native

Annual herb

Trifolium willdenovii Tomcat clover

native

Annual herb

Tropidocarpum gracile Dobie pod, Slender keel fruit, Slender tropidocarpum

native

Annual herb

Uropappus lindleyi Silver puffs, Uropappus

native

Annual herb

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

non-native

Annual herb, Vine

Viola pedunculata California golden violet, Johnny jump up

native

Perennial herb

VIOLACEAE

Viola purpurea ssp. quercetorum Goosefoot violet, Goosefoot yellow violet

native

Perennial herb

VIOLACEAE

Yabea microcarpa California hedge parsley, False carrot

native

Annual herb