Species Details

Astragalus preussii var. preussii

Preuss' milk-vetch

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Scientific Name:
Astragalus preussii Gray var. preussii
Common Name:
Preuss' milk-vetch
Family: Fabaceae
Element Code: PDFAB0F722
USDA Plants Symbol: ASPRP3
Synonyms/Other Names:
CA Rare Plant Rank: 2B.1
Fed List: None
State List: None
Global Rank: G4T4
State Rank:
S1
Other Status: SB_CalBG/RSABG
CRPR Changes:
changed from 2.1 to 2B.1 on 2013-06-12
changed from 2.3 to 2.1 on 2012-02-14
Add Date: 1988-01-01
Date Edited: 2021-08-25
Lifeform: perennial herb
Blooming Period: Apr-Jun
Elevation:
750 - 805 meters
2460 - 2640 feet
General Habitat:
  • Chenopod scrub
  • Mojavean desert scrub
General Micro Habitat:
Micro Habitat:
  • Clay
Notes:
Threatened by solar energy development, vehicles, and non-native plants. Field work needed. See Proceedings of the American Academy of Arts and Sciences 6:222 (1864) for original description, and Memoirs of the New York Botanical Garden 13:575-576 (1964) for taxonomic treatment.
Threats:
Taxonomy:
Other:
Total Occurrences: 22
Element Occurrence Ranks:
A B C D X U
1 6 7 5 0 3
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 22
Presence:
Presumed Extant 22
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Arizona (AZ), California (CA), Nevada (NV), Utah (UT)
California Counties and Islands: Name (Code)
Inyo (INY), San Bernardino (SBD)
Quads: Name (Quad Code)
Calvada Springs (3511588), Mesquite Lake (3511565), Mesquite Mountains (3511566), Mound Spring (3611518), Nopah Peak (3611611), Shenandoah Peak (3511575), Sixmile Spring (3611621), 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