Species With Two Current Populations

Scientific NameNotesRarity RanksCommon Name
Amaranthus powelliiCNPS-EB: A1Powell's amaranth
Amsinckia tessellata var. tessellataCNPS-EB: A1desert fiddleneck, devil's lettuce
Aphyllon pinorumCNPS-EB: A1pine broom-rape
Astragalus didymocarpus var. didymocarpus(A. gambelianus is more commonCNPS-EB: A1two-seeded milkvetch
Berberis aquifolium var. dictyotaCNPS-EB: A1Jepson's mahonia
Carex lenticularis var. lipocarpaCNPS-EB: A1few-ribbed sedge
Carex pellita(formerly C. lanuginosa)CNPS-EB: A1woolly sedge
Carex sentaCNPS-EB: A1western rough sedge, rough sedge
Castilleja subinclusa subsp. franciscanaCNPS-EB: A1Franciscan indian paintbrush
Castilleja subinclusa subsp. subinclusaCNPS-EB: A1long-leaved indian paintbrush
Chenopodium rubrumCNPS-EB: A1red pigweed, red goosefoot
Chorizanthe polygonoides var. polygonoidesCNPS-EB: A1knotweed spineflower
Cirsium douglasii var. douglasiiCNPS-EB: A1swamp thistle
Clarkia tembloriensis subsp. tembloriensisCNPS-EB: A1temblor clarkia
Clintonia andrewsianaCNPS-EB: A1red clintonia
Collinsia sparsiflora var. unknownCNPS-EB: C?few-flowered blue-eyed Mary
Cordylanthus nidulariusCNPS-EB: *A1
State CNPS: 1B.1
Global Rank: G1
CNDDB Rank: S1
CESA Status: CR
Mount Diablo bird's-beak
Cordylanthus rigidus subsp. rigidusCNPS-EB: A1stiffly-branched bird's-beak
Cornus glabrataCNPS-EB: A1brown dogwood
Cucurbita foetidissimaCNPS-EB: A1buffalo gourd, calabazilla, calabazilla
Cuscuta campestrisCNPS-EB: A1field dodder
Deinandra bacigalupii(formerly Hemizonia increscensCNPS-EB: *A1
State CNPS: 1B.1
Global Rank: G1
CNDDB Rank: S1
CESA Status: CE
Livermore tarplant
Dichondra donellianaCNPS-EB: A1dichondra
Draba cuneifoliaCNPS-EB: A1Sonora draba
Elymus trachycaulus subsp. trachycaulusCNPS-EB: A1slender wheat grass
Eremalche parryi subsp. parryi CNPS-EB: A1Parry's mallow
Eremothera boothii subsp. decorticans(formerly Camissonia boothii subsp. decorticans)CNPS-EB: A1shredding evening-primrose
Eriastrum ertteraeCNPS-EB: *A1
State CNPS: 1B.1
Global Rank: G1
CNDDB Rank: S1
CESA Status: CC
Ertter's eriastrum
Eriogonum nudum var. psychicolaCNPS-EB: *A1
State CNPS: 1B.1
Global Rank: G5T1
CNDDB Rank: S1
Antioch Dunes buckwheat
Eriogonum truncatumCNPS-EB: *A1
State CNPS: 1B.1
Global Rank: G1
CNDDB Rank: S1
Mount Diablo buckwheat
Eryngium aristulatum var. hooveriCNPS-EB: *A1
State CNPS: 1B.1
Global Rank: G5T1
CNDDB Rank: S1
Hoover's button-celery
Eryngium vaseyi var. vallicolaCNPS-EB: A1coyote-thistle, Vasey's coyote-thistle
Erysimum capitatum var. angustatum(ssp. capitatum is more commonCNPS-EB: *A1
State CNPS: 1B.1
Global Rank: G5T1
CNDDB Rank: S1
FESA Status: FE
CESA Status: CE
Contra Costa wallflower
Erythranthe latidens(formerly Mimulus latidens)CNPS-EB: A1broad-toothed monkeyflower
Eschscholzia caespitosaCNPS-EB: A1tufted poppy
Gratiola ebracteataCNPS-EB: A1bractless hedge-hyssop
Hesperolinon disjunctumCNPS-EB: A1dwarf flax
Heterotheca oregona var. scaberrimaCNPS-EB: A1Oregon goldenaster
Horkelia californica var. californicaCNPS-EB: A1California horkelia
Iris longipetalaCNPS-EB: *A1
State CNPS: 4.2
Global Rank: G3
CNDDB Rank: S3
coast iris
Isoetes howelliiCNPS-EB: A1Howell's quillwort
Isolepis carinata(formerly Scirpus koilolepis)CNPS-EB: A1dwarf club-rush
Juncus oxymerisCNPS-EB: A1pointed rush
Juncus phaeocephalus var. unknownCNPS-EB: A2?brown-headed rush
Leersia oryzoidesCNPS-EB: A1rice cutgrass
Leptochloa fusca subsp. fascicularisCNPS-EB: A1bearded sprangletop
Lilium pardalinum subsp. pardalinumCNPS-EB: A1leopard lily
Limosella acaulisCNPS-EB: A2southern mudwort
Lysimachia maritimaCNPS-EB: A1sea-milkwort
Melica subulataCNPS-EB: A1
Monolepis nuttallianaCNPS-EB: A1Nuttall's poverty weed, poverty weed
Myriopteris gracillimaCNPS-EB: A1lace fern
Navarretia hamata subsp. parvilobaCNPS-EB: A1hooked navarretia
Navarretia heterandraCNPS-EB: *A1
State CNPS: 4.3
Global Rank: G4
CNDDB Rank: S4
Tehama navarretia
Nitrophila occidentalisCNPS-EB: A1nitrophila
Phalaris arundinaceaCNPS-EB: A1reed canary grass
Pilularia americanaCNPS-EB: A1pillwort
Plagiobothrys leptocladusCNPS-EB: A1alkali plagiobothrys
Pseudognaphalium biolettii(formerly Gnaphalium bicolor)CNPS-EB: A1Bioletti's cudweed
Psilocarphus chilensis(formerly P. tenellus var. gloCNPS-EB: A1round woolly marbles, round woolly-marbles
Puccinellia nuttallianaCNPS-EB: A1Nuttall's alkali grass
Sedella pentandra(formorely Parvisedum pentandrCNPS-EB: A1Mount Hamilton sedella
Silene antirrhinaCNPS-EB: A1sleepy catchfly, snapdragon catchfly
Sium suaveCNPS-EB: A1hemlock water-parsnip
Sparganium eurycarpum var. eurycarpumCNPS-EB: A1bur-reed
Sporobolus airoidesCNPS-EB: A1alkali sacaton
Stephanomeria elataCNPS-EB: A2stephanomeria
Trifolium cyathiferumCNPS-EB: A1BOWL CLOVER
Trifolium lilacinum(Included within T. barbigerumCNPS-EB: A1Gray's clover
Trifolium macraeiCNPS-EB: A1Macrae's clover, double-headed clover
Trifolium wormskioldiiCNPS-EB: A1cow clover
Tropidocarpum capparideumCNPS-EB: *A1
State CNPS: 1B.1
Global Rank: G1
CNDDB Rank: S1
caper-fruited tropidocarpum
Viola adunca subsp. aduncaCNPS-EB: A1western blue violet