Taxon Report
Astragalus anxius Meinke & KayeAsh Valley milk-vetch |
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Classification
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Scientific Name: |
Astragalus anxius Meinke & Kaye |
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Common Name: |
Ash Valley milk-vetch |
| Family: | Fabaceae |
| Element Code: | PDFAB0FBD0 |
| USDA Plants Symbol: | ASAN18 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial herb |
| Blooming Period: May-Jul | May-Jul |
| Elevation: | 1550-1645 (5085-5395) |
| General Habitats: | Great Basin scrub, Pinyon and juniper woodland, Upper montane coniferous forest |
| Microhabitat: | Volcanic |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.3 |
| Global Rank: | G1 |
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State Rank: |
S2 |
| State List: | None |
| Fed List: | None |
| Other Status: | BLM_S; SB_UCSC; USFS_S |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 8 |
| Element Occurrence Ranks: | |
| Excellent (A) | 2 |
| Good (B) | 1 |
| Fair (C) | 2 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 3 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Lassen (LAS) | |
| Quads: Name (Quad Code) | |
| Ash Valley (4112016), Lane Reservoir (4112017) | |
Threat List Data from the CNDDB
| Threat List Total: | 7 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 5 | 63 % | |
| Foot traffic/trampling | 3 | 37% |
| Grazing | 1 | 12% |
| Logging | 1 | 12% |
| ORV activity | 1 | 12% |
| Other | 1 | 12% |
| Road/trail construction/maint. | 1 | 12% |
| Wood cutting or brush clearing | 1 | 12% |
Selected References
| Madroño 39(3):193-204 (1992) |
| Astragalus anxius profile for potential Species of Conservation Concern evaluation (2017) |
| Fremontia 16(1):15-17 (1988) see A. tegetarioides |
Citation
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].