Species Details

Astragalus oocarpus

San Diego milk-vetch

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Scientific Name:
Astragalus oocarpus Gray
Common Name:
San Diego milk-vetch
Family: Fabaceae
Element Code: PDFAB0F6B0
USDA Plants Symbol: ASOO2
Synonyms/Other Names:
CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G2?
State Rank:
S2?
Other Status: BLM_S; SB_CalBG/RSABG; SB_CRES; USFS_S
CRPR Changes:
Add Date: 1974-01-01
Date Edited: 2021-05-26
Lifeform: perennial herb
Blooming Period: May-Aug
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Elevation:
305 - 1524 meters
1000 - 5000 feet
General Habitats:
  • Chaparral (openings)
  • Cismontane woodland
Microhabitat Details:
Microhabitat:
Notes:
Threatened by development, road maintenance, and recreation. Possibly threatened by grazing and non-native plants.
Threats:
Taxonomy:
Threat List Total: 10
Total EOs % of EOs
EOs with Threat Listed: 13 24 %
THREAT LIST:
Road/trail construction/maint. 6 10%
Grazing 4 7%
Development 3 5%
Recreational use (non-ORV) 3 5%
Foot traffic/trampling 2 3%
Total Occurrences: 55
Element Occurrence Ranks:
A B C D X U
4 3 5 3 0 40
Occurrence Status:
Historical >20 Years 34
Recent <=20 Years 21
Presence:
Presumed Extant 55
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
San Diego (SDG)
Quads: Name (Quad Code)
Aguanga (3311647), Alpine (3211677), Barrett Lake (3211666), Boucher Hill (3311638), Cuyamaca Peak (3211685), Descanso (3211675), Dulzura (3211667), El Cajon Mtn. (3211687), Julian (3311615), Mesa Grande (3311627), Mount Laguna (3211674), Otay Mountain (3211657), Palomar Observatory (3311637), Ramona (3311617), Ranchita (3311625), San Pasqual (3311618), Santa Ysabel (3311616), Tecate (3211656), Tule Springs (3211686), Viejas Mountain (3211676), Warners Ranch (3311626)
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.
Presumed Extant
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