Taxon Details
Astragalus jaegerianus
Lane Mountain milk-vetch
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© 2013 Xeric Specialties |
© 2010 Duncan S. Bell |
© 2010 Duncan S. Bell |
Taxon Summary:
Astragalus jaegerianus, commonly known as Lane Mountain milk-vetch, is a perennial herb in the Fabaceae that is found only in California. It occurs within Joshua tree "woodland", and Mojavean desert scrub, growing at elevations from 900 to 1200 meters. Astragalus jaegerianus is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.|
Scientific Name: Astragalus jaegerianus Munz |
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Common Name: Lane Mountain milk-vetch |
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| Family: | Fabaceae | |
| Element Code: | PDFAB0F4F0 | |
| USDA Plants Symbol: | ASJA | |
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 1B.1 |
| Fed List: | FE (1998-10-06) |
| State List: | None |
| Global Rank: | G2 |
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State Rank: |
S2 |
| Other Status: | |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2025-07-02 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Apr-Jun
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Elevation:
900 - 1200 meters 2955 - 3935 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Known only from small, fragmented populations within and adjacent to Ft. Irwin (DOD). |
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Threats: Threatened by mining, vehicles, military activities, nonnative plants, and fire. Also threatened by prolonged drought. |
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Taxonomy: See Leaflets of Western Botany 3:49-80 (1941) for original description. |
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| Threat List Total: | 8 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 22 | 100 % |
| THREAT LIST: | ||
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| Other | 22 | 100% |
| ORV activity | 17 | 77% |
| Mining | 15 | 68% |
| Non-native plant impacts | 9 | 40% |
| Recreational use (non-ORV) | 9 | 40% |
| Vandalism/dumping/litter | 9 | 40% |
| Military operations | 7 | 31% |
| Development | 4 | 18% |
| Total Occurrences: | 22 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 3 | 2 | 1 | 0 | 16 |
| Occurrence Status: | |||||
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| Historical >20 Years | 16 | ||||
| Recent <=20 Years | 6 | ||||
| Presence: | |||||
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| Presumed Extant | 22 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) San Bernardino (SBD) |
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Quads: Name (Quad Code) East of Goldstone (3511637), Goldstone (3511638), Lane Mountain (3511618), Mud Hills (3511711), Paradise Range (3511627), Williams Well (3511628) |
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Notes:
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Presumed Extant
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