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Habitat

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Click for Bird List

A-Ranked Plant Species of The Springtown Area, Livermore

2007

(Statewide Rare Plants in Upper Case)

East Bay
Rarity
Rank    
Species Name  
Common Name  
 Habitat  

  A2

Allenrolfea occidentalis

iodine bush

Alkali areas

  A2

Atriplex argentea var. mohavensis

silverscale

Alkali areas

*A1

ATRIPLEX CORDULATA

heartscale

Alkali areas; Grassland; Misc. Wetlands

*A2

ATRIPLEX CORONATA VAR. CORONATA

crownscale

Alkali areas; Grassland; Vernal Pools

*A2

ATRIPLEX DEPRESSA

brittlescale

Alkali areas; Grassland; Misc. Wetlands

*A2

ATRIPLEX JOAQUINIANA

San Joaquin saltbush

Alkali areas; Grassland; Misc. Wetlands

  A1

Atriplex subspicata

saltbush

Alkali areas

  A2

Chamaesyce ocellata ssp. ocellata

valley spurge

Sand or Sandstone

*A1

CORDYLANTHUS MOLLIS SSP. HISPIDUS

hispid bird's-beak

Alkali areas; Grassland

*A1

CORDYLANTHUS PALMATUS

palmate-bracted bird's-beak

Alkali areas; Grassland

  A2

Cuscuta californica var. californica

California dodder 

Chaparral; Grassland; Misc. habitats

*A1

DEINANDRA BACIGALUPII

Livermore tarplant

Alkali areas

  A2

Downingia cuspidata

cuspidate downingia

Vernal Pools

  A2

Downingia insignis

cupped downingia

Vernal Pools

*A2

FRITILLARIA AGRESTIS

stinkbells

Alkali areas; Grassland

  A2

Hordeum depressum

low barley

Alkali areas; Vernal Pools; Misc. Wetlands

  A2

Hutchinsia procumbens

prostrate hutchinsia

Alkali areas

*A2

LASTHENIA FERRISIAE

Ferris's goldfields

Alkali areas; Vernal Pools

  A2

Lasthenia fremontii

Fremont's goldfields

Vernal Pools; Misc. Wetlands

  A2

Lepidium dictyotum var. acutidens

sharp-toothed pepper-grass

Alkali areas

  A1

Leptochloa uninervia

dense-flowered sprangle-top

Misc. Wetlands

  A1

Linanthus liniflorus

flax-flowered linanthus

Scrub; Serpentine; Woodland; Misc. habitats

  A2

Lomatium caruifolium var. caruifolium

caraway-leaved lomatium

Grassland; Vernal Pool; Misc. habitats

*A1

MYOSURUS MINIMUS SSP. APUS

little mousetail

Alkali areas; Freshwater Marsh; Vernal Pool

  A2

Myosurus minimus ssp. minimus

common mouse-tail

Freshwater Marsh; Vernal Pools

  A2

Myosurus sessilis

sessile mouse-tail

Grassland; Vernal Pools

*A1

NAVARRETIA COTULIFOLIA

cotula navarretia

Misc. Wetlands

  A1

Nitrophila occidentalis

nitrophila

Alkali areas

  A2

Pilularia americana

pillwort

Vernal Pools; Misc. Wetlands

  A2

Plagiobothrys leptocladus

alkali plagiobothrys

Alkali areas

  A1

Puccinellia nuttalliana

Nuttall alkali grass

Alkali areas

  A2

Puccinellia simplex

little alkali grass

Alkali areas

  A2

Salicornia subterminalis

Parish's glasswort

Alkali areas; Salt Marsh

  A2

Sesuvium verrucosum

sea-purslane

Alkali areas

  A2

Sporobolus airoides

alkali sacaton

Alkali areas

  A1?

Trifolium barbigerum var. andrewsii(?)

Gray's clover

Misc. habitats

  A2

Trifolium flavulum (Included within T. fucatum in Jepson Manual)

bull clover

Alkali areas; Grassland; Serpentine; Misc. Wetlands

  A2

Trifolium gambelii (Included within T. fucatum in Jepson Manual)

bull clover

Alkali areas; Grassland; Serpentine; Misc. Wetlands

  A2

Trifolium lilacinum (Included within T. barbigerum var. andrewsii in Jepson Manual)

Gray's clover

Misc. habitats

Explanation of Ranks

*A1 or *A2:  Species in Alameda and Contra Costa counties listed as rare, threatened or endangered statewide by federal or state agencies or by the state level of CNPS.

A1x: Species previously known from Alameda or Contra Costa Counties, but now presumed extirpated here.

A1:  Species currently known from 2 or less regions in Alameda and Contra Costa Counties.

A2:  Species currently known from 3 to 5 regions in the two counties, or, if more, meeting other important criteria such as small populations, stressed or declining populations, small geographical range, limited or threatened habitat, etc.

A1?:  Species with taxonomic or distribution problems that make it unclear if they actually occur here.


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Last updated: Tuesday, March 11, 2008 5:59 AM