Species Details

Astragalus austiniae

Austin's astragalus

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Classification

Scientific Name: Astragalus austiniae A. Gray
Common Name: Austin's astragalus
Family:	Fabaceae
Element Code:	PDFAB0F120
USDA Plants Symbol:	ASAU
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.3
Fed List:	None
State List:	None
Global Rank:	G2G3
State Rank:	S2S3
Other Status:
CRPR Changes: changed from CBR to 1B.3 on 2013-12-04 Considered But Rejected on 2010-03-15
Add Date:	2013-12-04
Date Edited:	2021-08-25

Ecology and Life History

Lifeform: perennial herb
Blooming Period: (May)Jul-Sep
Elevation: 2440 - 2970 meters 8005 - 9745 feet
General Habitat: Alpine boulder and rock field Subalpine coniferous forest
General Micro Habitat:
Micro Habitat: Rocky

Notes

Notes: Previously CBR as being too common; rarer than originally throught. Known in CA only from the Lake Tahoe region. Similar to A. andersonii. See Geological Survey of California, Botany 1:156 (1876) for original description.
Threats:
Taxonomy:
Other:

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					13
A	B	C	D	X	U
0	1	0	0	0	12

Occurrence Status:
Historical >20 Years	5
Recent <=20 Years	8

Presence:
Presumed Extant	13
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Nevada (NV)

California Counties and Islands: Name (Code)
Alpine (ALP), El Dorado (ELD), Nevada (NEV), Placer (PLA)

Quads: Name (Quad Code)
Carson Pass (3811968), Echo Lake (3812071), Emerald Bay (3812081), Freel Peak (3811978), Granite Chief (3912023), Homewood (3912012), Independence Lake (3912043), Norden (3912033), Rockbound Valley (3812082), South Lake Tahoe (3811988), Tragedy Spring (3812062), Webber Peak (3912044)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

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Counties Quads

Selected References

CNPS Status Review:

CRPR List Addition on 2013-12-04