Black Diamond Rgnl Preserve

Region: Black Diamond AreaKey
large-flowered fiddleneck (*A1)

(c) Jeff Alvarez (CC BY-NC)

Mount Diablo buckwheat (*A1)

(c) Cat Chang (CC BY-NC)

diamond-petaled California poppy (*A1)

(c) Justin Paulin (CC BY)

Scientific NameNotesRarity RanksCommon Name
Amsinckia grandifloraCNPS-EB: *A1
State CNPS: 1B.1
FESA Status: FE
CESA Status: CE		large-flowered fiddleneck
Amsinckia tessellata var. tessellataCNPS-EB: A1desert fiddleneck, devil's lettuce
Arctostaphylos auriculataCNPS-EB: *A2
State CNPS: 1B.3		Mount Diablo manzanita
Arctostaphylos manzanita subsp. laevigataCNPS-EB: *A2
State CNPS: 1B.2		Contra Costa manzanita
Arctostaphylos manzanita subsp. manzanitaCNPS-EB: A2common manzanita
Atriplex coronata var. coronataCNPS-EB: *A2
State CNPS: 4.2		crownscale
Blepharizonia plumosaCNPS-EB: *A2
State CNPS: 1B.1		big tarplant
Calochortus pulchellusCNPS-EB: *A2
State CNPS: 1B.2		Mount Diablo fairy-lantern
Caulanthus flavescensCNPS-EB: A2yellow-flowered thelypodium
Clarkia modestaCNPS-EB: A2modest clarkia
Delphinium californicum subsp. interiusCNPS-EB: *A2
State CNPS: 1B.2		Hospital Canyon larkspur
Delphinium hansenii subsp. hanseniiCNPS-EB: A2Hansen's larkspur
Dendromecon rigidaCNPS-EB: A2bush poppy
Epilobium torreyiCNPS-EB: A2narrow-leaved boisduvalia
Eriogonum roseumCNPS-EB: A2wand wild buckwheat, virgate buckwheat
Eriogonum truncatumCNPS-EB: *A1
State CNPS: 1B.1		Mount Diablo buckwheat
Eriophyllum jepsoniiCNPS-EB: *A2
State CNPS: 4.3		Jepson's woolly sunflower
Erythranthe latidens(formerly Mimulus latidens)CNPS-EB: A1broad-toothed monkeyflower
Eschscholzia rhombipetalaCNPS-EB: *A1
State CNPS: 1B.1		diamond-petaled California poppy
Galium andrewsii subsp. gatenseCNPS-EB: *A2
State CNPS: 4.2		phlox-leaf serpentine bedstraw, serpentine bedstraw
Hesperolinon breweriCNPS-EB: *A2
State CNPS: 1B.2		Brewer's western flax
Lasthenia glabrata subsp. glabrataCNPS-EB: A2yellow-ray goldfields
Lasthenia microglossaCNPS-EB: A2small-ray goldfields
Lithophragma bolanderiCNPS-EB: A1Bolander starflower
Lupinus concinnusCNPS-EB: A1Bajada lupine
Microseris sylvaticaCNPS-EB: *A2
State CNPS: 4.2		sylvan microseris
Navarretia atractyloidesCNPS-EB: A2holly-leaved navarretia
Navarretia goweniiCNPS-EB: *A2
State CNPS: 1B.1		Lime Ridge navarretia
Nuttallanthus texanusCNPS-EB: A2blue toadflax
Parietaria hespera var. californicaCNPS-EB: A1California pellitory
Piperia michaeliiCNPS-EB: *A2
State CNPS: 4.2		Michael's rein-orchid
Sagittaria montevidensis subsp. calycinaCNPS-EB: A1
Sanicula laciniataCNPS-EB: A2coast sanicle
Vicia hasseiCNPS-EB: A2slender vetch
Agoseris retrorsaCNPS-EB: A2spear-leaved agoseris
Amaranthus powelliiCNPS-EB: A1Powell's amaranth
Aphyllon californicum subsp. jepsoniiCNPS-EB: A1Jepson broom-rape
Argemone munitaCNPS-EB: A1chicalote, prickly poppy
Arthrocnemum subterminaleCNPS-EB: A2Parish's glasswort
Atriplex serenana var. serenanaCNPS-EB: A1bractscale
Chaenactis glabriuscula var. glabriusculaCNPS-EB: A1yellow pincushion
Downingia ornatissima var. mirabilis(historical-1956; formerly D. ornatissima var. eximia)CNPS-EB: A1xSolano downingia
Eryngium jepsoniiCNPS-EB: *A2
State CNPS: 1B.2
Helianthella castaneaCNPS-EB: *A2
State CNPS: 1B.2		Diablo helianthella
Hordeum brachyantherum subsp. californicum(ssp. brachyantherum is more commonCNPS-EB: A1California barley
Lasthenia minorCNPS-EB: A1coastal goldfields, woolly goldfields
Layia glandulosa(historical-1983 but not seenCNPS-EB: A1xwhite layia
Mentzelia dispersaCNPS-EB: A2Nada stick-leaf
Microseris elegansCNPS-EB: A1elegant microseris
Pediomelum californicumCNPS-EB: A2indian breadroot
Pentachaeta exilis subsp. exilisCNPS-EB: A1meager pentachaeta
Piperia unalascensisCNPS-EB: A1Alaska piperia, slender-spire orchid
Senecio aphanactisCNPS-EB: *A1x
State CNPS: 2B.2		chaparral ragwort, rayless ragwort
Stachys bullataCNPS-EB: A1?California hedge nettle
Thysanocarpus radiansCNPS-EB: A1ribbed fringe pod
Agoseris heterophylla var. cryptopleuraCNPS-EB: B
Agoseris heterophylla var. heterophyllaCNPS-EB: C
Amaranthus blitoidesCNPS-EB: Cprocumbent pigweed, prostrate amaranth
Anemopsis californicaCNPS-EB: Byerba mansa, lizard tail
Astragalus asymmetricusCNPS-EB: CSan Joaquin locoweeed
Balsamorhiza deltoideaCNPS-EB: B-PVdeltoid balsamroot
Blennosperma nanum var. nanumCNPS-EB: Cblennosperma
Blepharizonia laxa(formerly B. plumosa ssp. viscCNPS-EB: Bbig tarplant
Brodiaea terrestris subsp. terrestrisCNPS-EB: B-PVdwarf brodiaea
California macrophylla(formerly Erodium macrophyllumCNPS-EB: B-PVround-leaved filaree
Camissonia contortaCNPS-EB: B-PVcontorted primrose
Castilleja rubicundula subsp. lithospermoidesCNPS-EB: Bcream sacs
Cirsium cymosum var. cymosumCNPS-EB: B-PVperegrine thistle
Clarkia gracilis subsp. gracilisCNPS-EB: Csummer's darling
Deinandra lobbii(formerly Hemizonia l.)CNPS-EB: Cthree-rayed tarweed
Delphinium hesperium subsp. hesperiumCNPS-EB: Bwestern larkspur
Eriogonum angulosumCNPS-EB: Bangle-stem wild buckwheat, angle-stemmed eriogonum
Forestiera pubescensCNPS-EB: B-PVdesert olive
Gilia capitata subsp. stamineaCNPS-EB: B-PVblue field gilia
Glycyrrhiza lepidotaCNPS-EB: Cwild licorice
Gutierrezia californicaCNPS-EB: B-PVCalifornia matchweed
Lepechinia calycinaCNPS-EB: Cpitcher sage
Lepidium latipesCNPS-EB: B-PVdwarf peppergrass
Leptosiphon ciliatus(formerly Linanthus c.)CNPS-EB: Cwhisker brush
Lomatium caruifolium var. caruifoliumCNPS-EB: Bcaraway-leaved lomatium
Lythrum californicumCNPS-EB: BCalifornia loosestrife
Malacothamnus fremontii var. fremontiiCNPS-EB: B-PVwhite-coat mallow
Mentzelia affinisCNPS-EB: Bhydra stick-leaf
Monolopia majorCNPS-EB: Bcupped monolopia
Navarretia pubescensCNPS-EB: Cdowny navarretia
Penstemon centranthifoliusCNPS-EB: Bscarlet bugler
Phacelia ciliataCNPS-EB: BGreat Valley phacelia, Great Valley phacelia
Phacelia tanacetifoliaCNPS-EB: Btansy phacelia
Phoradendron leucarpum subsp. macrophyllum(formerly P. serotinum subsp. macrophyllum, P. macrophyllum)CNPS-EB: Cbig leaf mistletoe
Pinus coulteriCNPS-EB: B-PVCoulter pine
Piperia elongataCNPS-EB: Cchaparral orchid, wood rein-orchid, elongate piperia
Plagiobothrys acanthocarpusCNPS-EB: B-PVadobe popcornflower, adobe allocarya
Plagiobothrys fulvus var. campestrisCNPS-EB: Bfield popcornflower, fulvous popcornflower
Plagiobothrys trachycarpusCNPS-EB: Crough-nutlet popcornflower, rough-fruited allocarya
Trifolium oliganthumCNPS-EB: Cfew-flowered clover
Tropidocarpum gracileCNPS-EB: B-PVslender tropidocarpum
Amaranthus californicusCNPS-EB: BCalifornian amaranth
Ancistrocarphus filagineusCNPS-EB: Cwoolly fishhooks
Aphyllon tuberosumCNPS-EB: B-PVbulbous broom-rape
Arctostaphylos glaucaCNPS-EB: Cbig-berried manzanita
Arnica discoideaCNPS-EB: Brayless arnica
Bolboschoenus maritimus subsp. paludosus(formerly Scirpus m.)CNPS-EB: Cbulrush
Camissoniopsis micranthaCNPS-EB: B-PVsmall primrose
Clarkia concinna subsp. concinnaCNPS-EB: Clarge godetia
Claytonia exigua subsp. exiguaCNPS-EB: Ccommon montia
Crocanthemum scoparium var. vulgare(formerly Helianthemum scoparium var. vulgare)CNPS-EB: Bpeak rush-rose
Delphinium variegatum subsp. variegatumCNPS-EB: Croyal larkspur
Dudleya cymosa subsp. paniculataCNPS-EB: B-PVspreading dudleya
Ehrendorferia chrysantha(formerly Dicentra chrysantha)CNPS-EB: Bgolden ear-drops
Elymus elymoides var. elymoidesCNPS-EB: Bsquirreltail
Elymus multisetusCNPS-EB: B-PVbig squirreltail
Ericameria arborescensCNPS-EB: B-PVgolden-fleece
Eriophyllum lanatum var. achilleoidesCNPS-EB: Cwoolly sunflower
Festuca californicaCNPS-EB: B-PVCalifornia fescue
Fraxinus dipetalaCNPS-EB: BCalifornia ash, flowering ash
Heterotheca sessiliflora subsp. bolanderi(H. s. ssp. echioides is moreCNPS-EB: CBolander goldenaster
Koeleria macranthaCNPS-EB: B-PVjune grass
Lathyrus jepsonii var. californicusCNPS-EB: Bbuff pea
Layia platyglossaCNPS-EB: B-PVtidy-tips
Luzula macranthaCNPS-EB: C
Madia exiguaCNPS-EB: C
Marah oreganaCNPS-EB: Bcoast man-root
Melica californicaCNPS-EB: B-PVCalifornia melic
Pentachaeta alsinoidesCNPS-EB: B-PVtiny pentachaeta
Phacelia breweriCNPS-EB: B-PVBrewer's phacelia
Phacelia divaricataCNPS-EB: B-PVdivaricate phacelia
Pickeringia montana var. montanaCNPS-EB: B-PVchaparral pea
Plagiobothrys canescens var. canescensCNPS-EB: Cvalley popcornflower
Quercus lobataCNPS-EB: Cvalley oak, roble
Quercus wislizeni var. frutescensCNPS-EB: Cshrubby interior live oak
Ranunculus canus var. canusCNPS-EB: CSacramento Valley buttercup
Ranunculus occidentalis var. occidentalisCNPS-EB: Bwestern buttercup
Rhus aromatica(formerly R. trilobata)CNPS-EB: Cskunk bush, skunkbrush, squawbush
Ribes malvaceum var. malvaceumCNPS-EB: Cchaparral currant
Scutellaria tuberosaCNPS-EB: CDannie's skullcap
Stellaria nitensCNPS-EB: B-PVshining chickweed
Stipa cernuaCNPS-EB: B-PVnodding needlegrass
Stipa lepidaCNPS-EB: B-PVfoothill needlegrass
Stipa pulchraCNPS-EB: B-PVpurple needlegrass
Wyethia glabra(W. helenioides is more commonCNPS-EB: Cmule ears
Zeltnera davyi(formerly Centaurium d.)CNPS-EB: BDavy's centaury, conchalagua

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