Sobrante Ridge - all locations

Species

Key
pallid manzanita (*A2)

(c) Cat Chang (CC BY-NC)

western leatherwood (*A2)

(c) Ken-ichi Ueda (CC BY)

Diablo helianthella (*A2)

(c) Ken-ichi Ueda (CC BY)

Scientific NameNotesRarity RanksCommon Name
Arctostaphylos pallidaCNPS-EB: *A2
State CNPS: 1B.1
FESA Status: FT
CESA Status: CE		pallid manzanita
Dirca occidentalisCNPS-EB: *A2
State CNPS: 1B.2		western leatherwood
Helianthella castaneaCNPS-EB: *A2
State CNPS: 1B.2		Diablo helianthella
Kopsiopsis strobilacea(formerly Boschniakia strobilacea)CNPS-EB: A1California ground-cone
Quercus parvula var. shreveiCNPS-EB: A1island scrub oak
Amsinckia lunarisCNPS-EB: *A2
State CNPS: 1B.2		bent-flowered fiddleneck
Arctostaphylos glandulosa subsp. cushingianaCNPS-EB: A1xCushing manzanita
Arctostaphylos glandulosa subsp. glandulosaCNPS-EB: A2Eastwood manzanita
Calochortus umbellatusCNPS-EB: *A2
State CNPS: 4.2		Oakland star-tulip
Holocarpha macradeniaCNPS-EB: *A2
State CNPS: 1B.1
FESA Status: FT
CESA Status: CE		Santa Cruz tarplant
Micropus amphibolus(historical - 1955)CNPS-EB: *A1x
State CNPS: 3.2		Mount Diablo cottonseed, Mt. Diablo cottonweed
Symphyotrichum lanceolatum var. hesperium(formerly Aster lanceolatus ssCNPS-EB: A2marsh aster
Aphyllon vallicolaCNPS-EB: BCalifornia broom-rape
Garrya ellipticaCNPS-EB: B-PVsilk tassel bush
Phacelia tanacetifoliaCNPS-EB: Btansy phacelia
Pickeringia montana var. montanaCNPS-EB: B-PVchaparral pea
Arbutus menziesiiCNPS-EB: B-PVPacific madrone
Layia gaillardioidesCNPS-EB: B-PVwoodland layia
Melica californicaCNPS-EB: B-PVCalifornia melic
Quercus wislizeni var. frutescensCNPS-EB: Bshrubby interior live oak
Stipa pulchraCNPS-EB: B-PVpurple needlegrass

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