Los Vaqueros Watershed

Region: Los Vaqueros AreaKey
Mount Diablo manzanita (*A2)

(c) jmguelich-sf (CC BY-NC)

crownscale (*A2)

By Scott Yarger (CC0)

big tarplant (*A2)

(c) Chloe Novak (CC BY-NC)

Scientific NameNotesRarity RanksCommon Name
Ammannia coccineaCNPS-EB: A2long-leaved ammannia
Amsinckia eastwoodiaeCNPS-EB: A2Eastwood's fiddleneck
Arctostaphylos auriculataCNPS-EB: *A2
State CNPS: 1B.3		Mount Diablo manzanita
Atriplex coronata var. coronataCNPS-EB: *A2
State CNPS: 4.2		crownscale
Blepharizonia plumosaCNPS-EB: *A2
State CNPS: 1B.1		big tarplant
Calandrinia breweriCNPS-EB: *A2
State CNPS: 4.2		Brewer's calandrinia
Calochortus pulchellusCNPS-EB: *A2
State CNPS: 1B.2		Mount Diablo fairy-lantern
Centromadia parryi subsp. congdonii(formerly Hemizonia p. ssp. c.CNPS-EB: *A2
State CNPS: 1B.1		Congdon's tarplant
Cephalanthus occidentalisCNPS-EB: A2button bush
Clarkia epilobioidesCNPS-EB: A1
Convolvulus simulansCNPS-EB: *A2
State CNPS: 4.2		small-flowered morning-glory
Eriogonum umbellatum var. bahiiformePreviously mis-recorded as var. smallianum which does not occur in the East BayCNPS-EB: *A2
State CNPS: 4.2		Small's sulphur flower, bay buckwheat
Eryngium spinosepalumCNPS-EB: *A2
State CNPS: 1B.2
Extriplex joaquinanaCNPS-EB: *A2
State CNPS: 1B.2		San Joaquin spearscale, San Joaquin saltbush
Fremontodendron californicumCNPS-EB: A1flannelbush
Galium andrewsii subsp. gatenseCNPS-EB: *A2
State CNPS: 4.2		phlox-leaf serpentine bedstraw, serpentine bedstraw
Helianthella castaneaCNPS-EB: *A2
State CNPS: 1B.2		Diablo helianthella
Hesperevax caulescens(H. sparsiflora is more commonCNPS-EB: *A2
State CNPS: 4.2		hogwallow starfish
Hesperolinon breweriCNPS-EB: *A2
State CNPS: 1B.2		Brewer's western flax
Leptochloa fusca subsp. fascicularisCNPS-EB: A2bearded sprangletop
Malacothrix clevelandiiCNPS-EB: A2Cleveland's malacothrix
Microseris campestrisCNPS-EB: A2San Joaquin microseris
Microseris douglasii subsp. tenella(subsp douglasii is more common)CNPS-EB: A2silver puffs
Monolepis nuttallianaCNPS-EB: A1Nuttall's poverty weed, poverty weed
Penstemon heterophyllus var. purdyiCNPS-EB: A2foothill penstemon
Plagiobothrys humistratusCNPS-EB: A2low popcornflower, dwarf allocarya
Plagiobothrys undulatusCNPS-EB: A2wavy-stemmed popcornflower, coast allocarya
Puccinellia simplexCNPS-EB: *A2
State CNPS: 1B.2		little alkali grass
Spergularia macrotheca var. longistylaCNPS-EB: *A2
State CNPS: 1B.2		large-flowered sand spurry
Spergularia macrotheca var. unknownCNPS-EB: A2?large-flowered sand spurry
Thysanocarpus radiansCNPS-EB: A1ribbed fringe pod
Allium crispumCNPS-EB: A1crinkled onion
Amsinckia grandifloraCNPS-EB: *A1
State CNPS: 1B.1
FESA Status: FE
CESA Status: CE		large-flowered fiddleneck
Arctostaphylos manzanita subsp. manzanitaCNPS-EB: A2common manzanita
Aristida oliganthaQuestionable ID at Los Vaqueros. Needs researchCNPS-EB: A1?oldfield three-awn
Atriplex depressaCNPS-EB: *A2
State CNPS: 1B.2		brittlescale
Calochortus invenustusCNPS-EB: A1xplain mariposa-lily
Carex sentaCNPS-EB: A1western rough sedge, rough sedge
Castilleja applegatei subsp. martiniiCNPS-EB: A2wavy-leaved indian paintbrush
Caulanthus flavescensCNPS-EB: A2yellow-flowered thelypodium
Cicendia quadrangularisCNPS-EB: A2timwort
Claytonia rubra subsp. depressaCNPS-EB: A1xminer's lettuce
Diplacus kelloggii(formerly Mimulus kelloggii)CNPS-EB: A1xKellogg's monkeyflower
Diplacus tricolor(formerly Mimulus tricolor)CNPS-EB: A1xtricolor monkeyflower
Downingia bellaCNPS-EB: A1xHoover's downingia
Eriophyllum jepsoniiCNPS-EB: *A2
State CNPS: 4.3		Jepson's woolly sunflower
Eschscholzia caespitosaCNPS-EB: A1tufted poppy
Festuca elmeriCNPS-EB: A2Elmer's fescue
Fritillaria agrestisCNPS-EB: *A2
State CNPS: 4.2		stinkbells
Garrya fremontiiCNPS-EB: A1xsilk tassel bush
Hesperevax acaulis var. ambusticola(H. sparsiflora is more commonCNPS-EB: A1fire evax
Hesperolinon tehamense3 questionable ID sites. Needs field researchCNPS-EB: *A1?
State CNPS: 1B.3		Napa western flax
Hosackia oblongifolia var. oblongifoliaUnclear if it occurs in the East BayCNPS-EB: A1?narrow-leaved lotus
Isoetes howelliiCNPS-EB: A1Howell's quillwort
Juncus ensifoliusUnclear if it occurs in East BayCNPS-EB: A1?dagger rush, swordleaved rush, three-stamened rush
Lasthenia conjugensCNPS-EB: *A2
State CNPS: 1B.1
FESA Status: FE		Contra Costa goldfields
Lasthenia ferrisiaeCNPS-EB: *A1
State CNPS: 4.2		Ferris' goldfields
Lasthenia fremontiiCNPS-EB: A1Fremont's goldfields
Lasthenia glabrata subsp. glabrataCNPS-EB: A2yellow-ray goldfields
Lasthenia minorCNPS-EB: A1coastal goldfields, woolly goldfields
Lasthenia platycarphaCNPS-EB: A1alkali goldfields
Layia glandulosa(historical-1983 but not seenCNPS-EB: A1xwhite layia
Lepidium oxycarpumCNPS-EB: A2sharp-podded pepper-grass
Leptosiphon parviflorus(formerly Linanthus p.)CNPS-EB: A2small-flowered linanthus, small-flowered leptosiphon
Lessingia nanaCNPS-EB: A1xdwarf lessingia
Lithophragma bolanderiCNPS-EB: A1Bolander starflower
Ludwigia palustrisCNPS-EB: A1xAmerican marsh purslane
Melica bulbosaCNPS-EB: A1onion grass
Microseris acuminataCNPS-EB: A1Sierra Foothills microseris
Myosurus sessilisCNPS-EB: A2sessile mouse-tail
Navarretia nigelliformis subsp. nigelliformisCNPS-EB: *A2?
State CNPS: 4.2		adobe navarretia
Plagiobothrys leptocladusCNPS-EB: A1alkali plagiobothrys
Plectritis congesta subsp. congestaCNPS-EB: A1xsea blush
Pseudognaphalium microcephalum(formerly Gnaphalium canescensCNPS-EB: A2white everlasting
Rumex salicifolius var. unknownCNPS-EB: A2?willow dock
Salix scoulerianaCNPS-EB: A2Scouler's willow
Sedella pentandra(formorely Parvisedum pentandrCNPS-EB: A2Mount Hamilton sedella
Spergularia macrotheca var. leucanthaCNPS-EB: A2large-flowered sand spurry
Sporobolus airoidesCNPS-EB: A1alkali sacaton
Toxicoscordion paniculatumMay not occur in East Bay (formerly Zigadenus paniculatum)CNPS-EB: A1?panicled zygadene
Acmispon strigosusCNPS-EB: Cstrigose trefoil
Allenrolfea occidentalisCNPS-EB: B-PViodine bush
Anemopsis californicaCNPS-EB: B-PVyerba mansa, lizard tail
Atriplex argentea var. expansaCNPS-EB: Csilverscale
Atriplex fruticulosaCNPS-EB: Bballscale, little oak orach, ball saltbush
Bolboschoenus maritimus subsp. paludosus(formerly Scirpus m.)CNPS-EB: Cbulrush
Brodiaea terrestris subsp. terrestrisCNPS-EB: B-PVdwarf brodiaea
California macrophylla(formerly Erodium macrophyllumCNPS-EB: B-PVround-leaved filaree
Delphinium hansenii subsp. hanseniiCNPS-EB: BHansen's larkspur
Deschampsia bolanderiFormerly Scribneria bolanderiCNPS-EB: BScribner's grass
Ehrendorferia chrysantha(formerly Dicentra chrysantha)CNPS-EB: Bgolden ear-drops
Epilobium campestreCNPS-EB: Csmooth boisduvalia
Erythranthe cardinalis(formerly Mimulus c.)CNPS-EB: B-PVscarlet monkeyflower
Frangula californica subsp. tomentella(formerly Rhamnus t.)CNPS-EB: Choary coffeeberry
Gutierrezia californicaCNPS-EB: B-PVCalifornia matchweed
Helianthus californicusCNPS-EB: CCalifornia sunflower
Helianthus gracilentusCNPS-EB: Bslender sunflower
Holocarpha obconicaCNPS-EB: BSan Joaquin tarplant
Hordeum depressumCNPS-EB: B-PVlow barley, alkali barley
Juncus mexicanusCNPS-EB: CMexican rush
Lepechinia calycinaCNPS-EB: Cpitcher sage
Lepidium acutidensCNPS-EB: Csharp-toothed pepper-grass
Lepidium dictyotumCNPS-EB: Balkali pepper-grass
Lepidium latipesCNPS-EB: B-PVdwarf peppergrass
Leptosiphon ciliatus(formerly Linanthus c.)CNPS-EB: B-PVwhisker brush
Lithophragma parviflorum var. parviflorumCNPS-EB: B-PVprairie star
Malacothamnus fremontii var. fremontiiCNPS-EB: B-PVwhite-coat mallow
Montia fontanaCNPS-EB: B-PVwater chickweed, blinks, water chickweed
Muilla maritimaCNPS-EB: B-PVcommon muilla
Myosurus minimus subsp. minimusCNPS-EB: B-PVcommon mouse-tail
Myriopteris covilleiCNPS-EB: B-PVCoville's lip fern
Papaver californicumCNPS-EB: Bfire poppy
Penstemon heterophyllus var. heterophyllusCNPS-EB: B-PVchaparral penstemon
Pickeringia montana var. montanaCNPS-EB: B-PVchaparral pea
Plagiobothrys acanthocarpusCNPS-EB: B-PVadobe popcornflower, adobe allocarya
Plagiobothrys fulvus var. campestrisCNPS-EB: Bfield popcornflower, fulvous popcornflower
Plagiobothrys stipitatus var. stipitatus(var. micranthus is more commoCNPS-EB: Bshowy great valley popcornflower, stipitate allocarya
Plagiobothrys tenellusCNPS-EB: CPacific popcornflower, slender popcornflower
Plagiobothrys trachycarpusCNPS-EB: Crough-nutlet popcornflower, rough-fruited allocarya
Plantago elongataCNPS-EB: B-PVannual coast plantain
Platanus racemosaCNPS-EB: B-PVwestern sycamore, California sycamore
Psilocarphus oregonusCNPS-EB: BOregon woollyheads, Oregon woolly-marbles
Rorippa palustris subsp. palustrisCNPS-EB: Bmarsh yellow-cress
Salix gooddingiiCNPS-EB: BGoodding's black willow
Sesuvium verrucosumCNPS-EB: B-PVwestern sea-purslane, sea-purslane
Stachys albensCNPS-EB: B-PVwhite hedge nettle
Stellaria nitensCNPS-EB: B-PVshining chickweed
Stipa pulchraCNPS-EB: B-PVpurple needlegrass
Trifolium depauperatum var. depauperatum(vars. amplectens and truncatuCNPS-EB: Cdwarf sack clover
Trifolium fucatumCNPS-EB: B-PVbull clover
Zeltnera davyi(formerly Centaurium d.)CNPS-EB: B-PVDavy's centaury, conchalagua
Agoseris heterophylla var. unknownAgoseris heterophylla split into 2 vars. in 2011 Jepson Manual, need field work to resolve vars.CNPS-EB: B?annual agoseris
Agoseris retrorsaCNPS-EB: B-PVspear-leaved agoseris
Alisma triviale(formerly A. plantago-aquaticaCNPS-EB: B-PVwater plantain
Allium unifoliumCNPS-EB: B-PVone-leaved onion
Allophyllum gilioides subsp. gilioidesCNPS-EB: Bstraggling gilia
Alopecurus saccatusCNPS-EB: BHowell's meadow foxtail
Amaranthus blitoidesCNPS-EB: Cprocumbent pigweed, prostrate amaranth
Berula erectaCNPS-EB: Ccutleaf water-parsnip
Cicuta douglasiiCNPS-EB: Bwater-hemlock
Clematis ligusticifoliaCNPS-EB: Cwestern virgin's bower, virgin's bower
Collinsia parvifloraCNPS-EB: Bblue-eyed Mary
Collinsia sparsiflora var. sparsifloraCNPS-EB: Cfew-flowered blue-eyed Mary
Crassula aquaticaCNPS-EB: Bwater pygmy-weed
Crocanthemum scoparium var. vulgare(formerly Helianthemum scoparium var. vulgare)CNPS-EB: Bpeak rush-rose
Cyperus nigerCNPS-EB: Bblack sedge
Deinandra kelloggii(formerly Hemizonia k.)CNPS-EB: BKellogg's tarweed
Deschampsia danthonioidesCNPS-EB: B-PVannual hair grass
Dudleya cymosa subsp. paniculataCNPS-EB: B-PVspreading dudleya
Elymus multisetusCNPS-EB: B-PVbig squirreltail
Ericameria arborescensCNPS-EB: B-PVgolden-fleece
Erigeron philadelphicus var. philadelphicusCNPS-EB: Cfleabane
Eriophyllum lanatum var. achilleoidesCNPS-EB: Cwoolly sunflower
Festuca idahoensisCNPS-EB: B-PVIdaho fescue, blue bunchgrass
Festuca octofloraCNPS-EB: B-PVsixweeks grass, slender fescue
Forestiera pubescensCNPS-EB: B-PVdesert olive
Fraxinus dipetalaCNPS-EB: BCalifornia ash, flowering ash
Gilia tricolor subsp. unknownCNPS-EB: B?birds-eye gilia
Koeleria macranthaCNPS-EB: B-PVjune grass
Lasthenia microglossaCNPS-EB: Bsmall-ray goldfields
Lathyrus jepsonii var. californicusCNPS-EB: Bbuff pea
Lupinus pachylobusCNPS-EB: Bbig pod lupine
Melica californicaCNPS-EB: B-PVCalifornia melic
Monolopia majorCNPS-EB: Bcupped monolopia
Nemophila pedunculataCNPS-EB: Bmeadow nemophila
Nicotiana quadrivalvisCNPS-EB: Bindian tobacco
Nuttallanthus texanusCNPS-EB: Bblue toadflax
Packera breweri(formerly Senecio b.)CNPS-EB: B-PVBrewer's ragwort, Brewer's butterweed
Persicaria lapathifolia(formerly Polygonum lapathifolCNPS-EB: Bwillow weed
Phacelia tanacetifoliaCNPS-EB: Btansy phacelia
Plagiobothrys canescens var. canescensCNPS-EB: Cvalley popcornflower
Pleuropogon californicus var. californicusCNPS-EB: B-PVsemaphore grass
Prunus ilicifolia subsp. ilicifoliaCNPS-EB: Bislay, holly-leafed cherry
Psilocarphus brevissimus var. brevissimusCNPS-EB: Bdwarf woollyheads, dwarf woolly-marbles
Quercus berberidifoliaCNPS-EB: Bscrub oak
Quercus lobataCNPS-EB: B-PVvalley oak, roble
Ranunculus canus var. canusCNPS-EB: CSacramento Valley buttercup
Ranunculus occidentalis var. occidentalisCNPS-EB: Bwestern buttercup
Rhus aromatica(formerly R. trilobata)CNPS-EB: B-PVskunk bush, skunkbrush, squawbush
Ribes quercetorumCNPS-EB: Boakwoods gooseberry, oak gooseberry
Rorippa curvisiliquaCNPS-EB: Byellow cress
Sagina decumbens subsp. occidentalis(S. apetala is more common)CNPS-EB: Bwestern pearlwort
Sedum spathulifoliumCNPS-EB: Bbroadleaf stonecrop, Pacific stonecrop
Stipa cernuaCNPS-EB: B-PVnodding needlegrass
Suaeda nigra(formerly S. moquinii)CNPS-EB: Bbush seepweed
Trifolium obtusiflorumCNPS-EB: B-PVclammy clover, creek clover
Triglochin scilloidesCNPS-EB: Cflowering-quillwort
Tropidocarpum gracileCNPS-EB: B-PVslender tropidocarpum
Viola purpurea subsp. quercetorumCNPS-EB: Cmountain violet

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