CNPS Inventory Plant Detail

Astragalus pseudiodanthus

Common Name:	Tonopah milk-vetch
Family:	Fabaceae
Synonyms:
Element Code:	PDFAB0F750
Full Name:	Astragalus pseudiodanthus Barneby
USDA PLANTS Symbol:	ASPS

Biology
Lifeform: perennial herb Blooming Period: May - June Habitat: • Great Basin scrub (stabilized dunes)

Rarity Status
CA Rare Plant Rank: 1B.2 Rare, threatened, or endangered in California and elsewhere .2: Fairly endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2.2 S2: Imperiled. .2: Threatened. Global Rank: G2Q G2: Imperiled. (There are taxonomic questions associated with this name)

Occurrence Data from DFG
California Natural Diversity Database

Historic >20 yrs	Recent <=20 yrs
8	0

Presence:

Present Extant	Possibly Extirpated	Extirpated
8	0	0

Notes

Known in CA from fewer than ten occurrences. Threatened by grazing. See Leaflets of Western Botany 3:99 (1942) for original description, and Systematic Botany 8:422 (1983) for alternate taxonomic treatment as A. iodanthus var. pseudiodanthus.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 1980-01-01
Last Update: 2010-03-15

Location

Elevation: 2025 - 2075 meters

California Endemic: no

States: California, Nevada

California Counties and Islands: name (code)
Mono (MNO)

Quads: name (DWR code) USGS code
Cedar Hill (469A) 38118B7, Kirkwood Spring (469B) 38118B8, Alameda Well (469D) 38118A7

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

334

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-118.75,38.125