Species Details

Astragalus tidestromii

Tidestrom's milk-vetch

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Scientific Name:
Astragalus tidestromii (Rydb.) Clokey
Common Name:
Tidestrom's milk-vetch
Family: Fabaceae
Element Code: PDFAB0F8X0
USDA Plants Symbol: ASTI
Synonyms/Other Names:
CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: G4
State Rank:
S2
Other Status: SB_CalBG/RSABG; USFS_S
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
added to 2.2 on 2009-01-05
Add Date: 2009-01-06
Date Edited: 2021-08-25
Lifeform: perennial herb
Blooming Period: (Jan)Apr-Jul
Elevation:
600 - 1785 meters
1970 - 5855 feet
General Habitat:
  • Mojavean desert scrub
General Micro Habitat:
Micro Habitat:
  • Carbonate
  • Gravelly (sometimes)
  • Sandy (sometimes)
Notes:
Threatened by mining and solar energy development. Possibly threatened by vehicles, road maintenance, and non-native plants. Similar to A. layneae.
Threats:
Taxonomy:
Other:
Total Occurrences: 72
Element Occurrence Ranks:
A B C D X U
2 23 15 4 0 28
Occurrence Status:
Historical >20 Years 11
Recent <=20 Years 61
Presence:
Presumed Extant 72
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Nevada (NV)
California Counties and Islands: Name (Code)
Inyo (INY), San Bernardino (SBD)
Quads: Name (Quad Code)
Big Bear City (3411637), Blackwater Mine (3511577), Calvada Springs (3511588), Clark Mtn. (3511555), Darwin (3611735), East of Kingston Peak (3511567), East of Kingston Spring (3511557), Ivanpah Lake (3511554), Kingston Peak (3511568), Kingston Spring (3511558), Mescal Range (3511545), Mesquite Lake (3511565), Mesquite Mountains (3511566), Mound Spring (3611518), Nopah Peak (3611611), North of Tecopa Pass (3511681), Pachalka Spring (3511556), Santa Rosa Flat (3611746), Solomons Knob (3511547), State Line Pass (3511564), Stump Spring, Nev. (3511587), Turquoise Mtn. (3511548), Valley Wells (3511546), West of Shenandoah Peak (3511576)
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.

Map

Presumed Extant
Counties   Quads