Pleasanton Ridge Rgnl Park

Region: Pleasanton Ridge AreaKey
Congdon's tarplant (*A2)

(c) Ken-ichi Ueda (CC BY)

bristly leptosiphon (*A2)

(c) Jen Palladini (CC BY-NC)

Bolander starflower (A1)

(c) Samuel (CC BY-NC)

Scientific NameNotesRarity RanksCommon Name
Centromadia parryi subsp. congdonii(formerly Hemizonia p. ssp. c.CNPS-EB: *A2
State CNPS: 1B.1		Congdon's tarplant
Cornus glabrataCNPS-EB: A2brown dogwood
Leptosiphon aureus(formerly L.acicularis, Linanthus acicularis)CNPS-EB: *A2
State CNPS: 4.2		bristly leptosiphon, bristly linanthus
Lithophragma bolanderiCNPS-EB: A1Bolander starflower
Micropus californicus var. subvestitus(var. californicus is more common)CNPS-EB: A2slender cottonweed
Plagiobothrys humistratusCNPS-EB: A2low popcornflower, dwarf allocarya
Calamagrostis koelerioides2 questionable ID sites. Needs field researchCNPS-EB: A1?tufted pine grass
Clarkia concinna subsp. automixa(ssp. concinna is more common)CNPS-EB: *A2
State CNPS: 4.3		Santa Clara red ribbons
Limosella acaulisCNPS-EB: A2southern mudwort
Meconella californicaCNPS-EB: A1xCalifornia meconella
Micropus amphibolus(historical - 1955)CNPS-EB: *A1x
State CNPS: 3.2		Mount Diablo cottonseed, Mt. Diablo cottonweed
Microseris acuminataCNPS-EB: A1Sierra Foothills microseris
Pentachaeta exilis subsp. exilisCNPS-EB: A1meager pentachaeta
Psilocarphus chilensis(formerly P. tenellus var. gloCNPS-EB: A1round woolly marbles, round woolly-marbles
Stephanomeria elataCNPS-EB: A1stephanomeria
Agoseris heterophylla var. heterophyllaCNPS-EB: C
Alisma triviale(formerly A. plantago-aquaticaCNPS-EB: B-PVwater plantain
Amaranthus californicusCNPS-EB: BCalifornian amaranth
Arbutus menziesiiCNPS-EB: B-PVPacific madrone
Collinsia parvifloraCNPS-EB: Bblue-eyed Mary
Corethrogyne filaginifolia(formerly Lessingia f. var. f.CNPS-EB: CCalifornia aster
Danthonia californicaCNPS-EB: B-PVCalifornia oat grass
Epilobium campestreCNPS-EB: Csmooth boisduvalia
Githopsis specularioidesCNPS-EB: B-PVcommon bluecup
Mentzelia lindleyiCNPS-EB: B-PVLindley's blazing star
Montia fontanaCNPS-EB: B-PVwater chickweed, blinks, water chickweed
Pentachaeta alsinoidesCNPS-EB: B-PVtiny pentachaeta
Plagiobothrys canescens var. canescensCNPS-EB: Cvalley popcornflower
Platanus racemosaCNPS-EB: B-PVwestern sycamore, California sycamore
Quercus garryana var. garryanaCNPS-EB: BOregon oak
Stipa pulchraCNPS-EB: B-PVpurple needlegrass
Thysanocarpus laciniatusCNPS-EB: Clacepod
Trifolium barbigerumCNPS-EB: Bbearded clover
Trifolium depauperatum var. depauperatum(vars. amplectens and truncatuCNPS-EB: Cdwarf sack clover
Actaea rubraCNPS-EB: B-PVbaneberry
Agoseris retrorsaCNPS-EB: B-PVspear-leaved agoseris
Carex praegracilisCNPS-EB: Bblack creeper sedge, freeway sedge, deer-bed sedge
Clarkia concinna subsp. concinnaCNPS-EB: Clarge godetia
Crassula aquaticaCNPS-EB: Bwater pygmy-weed
Deschampsia cespitosa subsp. cespitosaCNPS-EB: B-PVtufted hairgrass
Deschampsia elongataCNPS-EB: B-PVslender hair grass
Eleocharis acicularis var. acicularisCNPS-EB: Bneedle spike-rush
Elymus multisetusCNPS-EB: B-PVbig squirreltail
Festuca octofloraCNPS-EB: B-PVsixweeks grass, slender fescue
Fraxinus dipetalaCNPS-EB: BCalifornia ash, flowering ash
Gilia tricolor subsp. diffusaCNPS-EB: Cbirds-eye gilia
Horkelia californica var. frondosaCNPS-EB: B-PVleafy horkelia
Juncus phaeocephalus var. paniculatusCNPS-EB: Bpanicled rush, brown-headed rush
Koeleria macranthaCNPS-EB: B-PVjune grass
Melica californicaCNPS-EB: B-PVCalifornia melic
Nemophila parviflora var. parvifloraCNPS-EB: Bsmall-flowered nemophila
Quercus lobataCNPS-EB: B-PVvalley oak, roble
Rhamnus croceaCNPS-EB: B-PVspiny redberry
Ribes divaricatum var. pubiflorumCNPS-EB: Cstraggle bush, straggly gooseberry
Sagina decumbens subsp. occidentalis(S. apetala is more common)CNPS-EB: Bwestern pearlwort
Streptanthus glandulosus subsp. glandulosusCNPS-EB: B-PVjewelflower
Trillium ovatumCNPS-EB: Bwhite trillium

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