CNPS

CNPS Rare Plant Inventory

Species Details

Astragalus bicristatus

crested milk-vetch

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  Classification

Scientific Name:
Astragalus bicristatus Gray
Common Name:
crested milk-vetch
Family: Fabaceae
Element Code: PDFAB0F1A0
USDA Plants Symbol: ASBI
Synonyms/Other Names:

  Conservation Status

CA Rare Plant Rank: 4.3
Fed List: None
State List: None
Global Rank: G3
State Rank:
 S3
Other Status: SB_CalBG/RSABG; USFS_S
CRPR Changes:
Add Date: 1974-01-01
Date Edited: 2021-09-27

  Ecology and Life History

Lifeform: perennial herb
Blooming Period: May-Aug
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Elevation:
1700 - 2745 meters
5580 - 9005 feet
General Habitats:
  • Lower montane coniferous forest
  • Upper montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Carbonate (usually)
  • Rocky (sometimes)
  • Sandy (sometimes)

  Notes

Notes:
Threatened by mining and development. Possibly threatened by recreational activities and vehicles.
Threats:
Taxonomy:

  Threat List Data from the CNDDB

Threat List Total: 0
Total EOs % of EOs
EOs with Threat Listed: 0 0 %
THREAT LIST:

  Occurrence Data from the CNDDB

Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0

  Location

California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Los Angeles (LAX), Riverside (RIV), San Bernardino (SBD)
Quads: Name (Quad Code)
Big Bear City (3411637), Butler Peak (3411731), Fawnskin (3411638), Mescal Creek (3411746), Moonridge (3411627), Mount San Antonio (3411736), Mt. Baldy (3411726), Telegraph Peak (3411735), Toro Peak (3311654)
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
Click on quad for name. Hold Shift Key to use mouse scroll wheel

  Selected References

Suggested Citation:
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5). Website https://www.rareplants.cnps.org [accessed 23 December 2024].