Species Details

Astragalus tricarinatus

triple-ribbed milk-vetch

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Scientific Name:
Astragalus tricarinatus Gray
Common Name:
triple-ribbed milk-vetch
Family: Fabaceae
Element Code: PDFAB0F920
USDA Plants Symbol: ASTR5
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: Feb-May
Elevation:
450 - 1190 meters
1475 - 3905 feet
General Habitat:
  • Joshua tree "woodland"
  • Sonoran desert scrub
General Micro Habitat:
Micro Habitat:
  • Gravelly (sometimes)
  • Sandy (sometimes)
Notes:
Known from fewer than 20 occurrences. Possibly threatened by pipeline maintenance and vehicles.
Threats:
Taxonomy:
Other:
Total Occurrences: 53
Element Occurrence Ranks:
A B C D X U
1 8 7 10 0 27
Occurrence Status:
Historical >20 Years 9
Recent <=20 Years 44
Presence:
Presumed Extant 53
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Riverside (RIV), San Bernardino (SBD)
Quads: Name (Quad Code)
Catclaw Flat (3411616), Clark Lake NE (3311643), Corn Spring (3311563), Cottonwood Spring (3311567), Desert Center (3311564), Desert Hot Springs (3311685), Durmid (3311547), East Deception Canyon (3311683), Hayfield (3311566), Joshua Tree South (3411613), Keys View (3311682), Martinez Mtn. (3311653), Morongo Valley (3411615), Myoma (3311673), Orocopia Canyon (3311557), Pilot Mountain (3311553), Red Canyon (3311556), Red Cloud Canyon (3311554), White Water (3311686), Yucca Valley South (3411614)
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