Species Details

Astragalus douglasii var. perstrictus

Jacumba milk-vetch

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Scientific Name:
Astragalus douglasii (T. & G.) Gray var. perstrictus (Rydb.) Munz
Common Name:
Jacumba milk-vetch
Family: Fabaceae
Element Code: PDFAB0F303
USDA Plants Symbol: ASDOP2
Synonyms/Other Names:
CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G5T3?
State Rank:
S2S3
Other Status: BLM_S; SB_CalBG/RSABG; SB_CRES; USFS_S
CRPR Changes:
Add Date: 1984-01-01
Date Edited: 2021-08-25
Lifeform: perennial herb
Blooming Period: Apr-Jun
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Elevation:
900 - 1370 meters
2955 - 4495 feet
General Habitats:
  • Chaparral
  • Cismontane woodland
  • Pinyon and juniper woodland
  • Riparian scrub
  • Valley and foothill grassland
Microhabitat Details:
Microhabitat:
  • Rocky
Notes:
Possibly threatened by development and non-native plants.
Threats:
Taxonomy:
Threat List Total: 9
Total EOs % of EOs
EOs with Threat Listed: 38 49 %
THREAT LIST:
Development 25 32%
ORV activity 7 9%
Road/trail construction/maint. 6 7%
Foot traffic/trampling 6 7%
Other 5 6%
Total Occurrences: 77
Element Occurrence Ranks:
A B C D X U
1 13 4 1 0 58
Occurrence Status:
Historical >20 Years 27
Recent <=20 Years 50
Presence:
Presumed Extant 77
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Baja California (BA), California (CA)
California Counties and Islands: Name (Code)
San Diego (SDG)
Quads: Name (Quad Code)
Barrett Lake (3211666), Cameron Corners (3211664), Campo (3211654), Descanso (3211675), In-ko-pah Gorge (3211661), Jacumba (3211662), Julian (3311615)?, Live Oak Springs (3211663), Morena Reservoir (3211665), Mount Laguna (3211674), Sombrero Peak (3211673), Tierra Del Sol (3211653), Tubb Canyon (3311624), Viejas Mountain (3211676)
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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