Species Details

Astragalus umbraticus

Bald Mountain milk-vetch

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Photo of Astragalus umbraticus
©2013 Scot Loring
Photo of Astragalus umbraticus
© 2011 Sierra Pacific Industries
Photo of Astragalus umbraticus
©2013 Scot Loring
Scientific Name:
Astragalus umbraticus Sheld.
Common Name:
Bald Mountain milk-vetch
Family: Fabaceae
Element Code: PDFAB0F990
USDA Plants Symbol: ASUM3
Synonyms/Other Names:
CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: G4
State Rank:
S2
Other Status:
CRPR Changes:
changed from 2B.3 to 2B.2 on 2020-05-12
changed from 2.3 to 2B.3 on 2013-06-12
Add Date: 1974-01-01
Date Edited: 2023-05-02
Lifeform: perennial herb
Blooming Period: May-Aug
JFMAMJJASOND
Elevation:
150 - 1250 meters
490 - 4100 feet
General Habitats:
  • Cismontane woodland
  • Lower montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Roadsides (sometimes)
Notes:
On watch list in OR.
Threats:
Threatened by logging and road maintenance. 
Taxonomy:
Threat List Total: 7
Total EOs % of EOs
EOs with Threat Listed: 24 67 %
THREAT LIST:
Logging 20 55%
Road/trail construction/maint. 16 44%
Other 9 25%
Recreational use (non-ORV) 1 2%
Non-native plant impacts 1 2%
Total Occurrences: 36
Element Occurrence Ranks:
A B C D X U
4 10 8 1 1 12
Occurrence Status:
Historical >20 Years 11
Recent <=20 Years 25
Presence:
Presumed Extant 35
Possibly Extirpated 1
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Oregon (OR)
California Counties and Islands: Name (Code)
Humboldt (HUM)
Quads: Name (Quad Code)
Bald Hills (4112328), Fish Lake (4112336), French Camp Ridge (4112327), Holter Ridge (4112338), Hupa Mountain (4112317), Johnsons (4112337), Lord-ellis Summit (4012387), Maple Creek (4012377), Showers Mtn. (4012356), Tish Tang Point (4112315), Weitchpec (4112326), Willow Creek (4012386)
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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