Taxon Details
Astragalus serenoi var. shockleyi
Shockley's milk-vetch
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Taxon Summary:
Astragalus serenoi var. shockleyi, commonly known as Shockley's milk-vetch, is a perennial herb in the Fabaceae that is found in California and elsewhere. It occurs within Chenopod scrub, Great Basin scrub, and Pinyon and juniper woodland, growing at elevations from 1500 to 2320 meters. Astragalus serenoi var. shockleyi is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.|
Scientific Name: Astragalus serenoi (Kuntze) Sheld. var. shockleyi (Jones) Barneby |
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Common Name: Shockley's milk-vetch |
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| Family: | Fabaceae | |
| Element Code: | PDFAB0F802 | |
| USDA Plants Symbol: | ASSES4 | |
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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: | 2B.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G4T3 |
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State Rank: |
S3 |
| Other Status: | |
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CRPR Changes: |
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| Add Date: | 1988-01-01 |
| Date Edited: | 2021-08-25 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: (Apr)May-Jul
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Elevation:
1500 - 2320 meters 4920 - 7610 feet |
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General Habitats:
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| Microhabitat Details: granitic alluvium | ||||||||||||||
Microhabitat:
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| Threat List Total: | 5 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 5 | 20 % |
| THREAT LIST: | ||
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| ORV activity | 4 | 16% |
| Recreational use (non-ORV) | 1 | 4% |
| Erosion/runoff | 1 | 4% |
| Mining | 1 | 4% |
| Non-native plant impacts | 1 | 4% |
| Total Occurrences: | 25 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 1 | 2 | 1 | 0 | 21 |
| Occurrence Status: | |||||
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| Historical >20 Years | 13 | ||||
| Recent <=20 Years | 12 | ||||
| Presence: | |||||
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| Presumed Extant | 25 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA), Nevada (NV) |
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California Counties and Islands: Name (Code) Inyo (INY), Mono (MNO) |
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Quads: Name (Quad Code) Aberdeen (3611883), Big Pine (3711823), Blanco Mtn. (3711842), Cerro Gordo Peak (3611757), Chocolate Mtn. (3711748), Cowhorn Valley (3711821), Crooked Creek (3711841), Deep Springs Lake (3711831), Dolomite (3611758), Dyer (3711861), Juniper Mtn. (3711862), Last Chance Mtn. (3711736), New York Butte (3611768), Poleta Canyon (3711833), Soldier Pass (3711738), Station Peak (3711851), Tinemaha Reservoir (3711812), Uhlmeyer Spring (3711822), Union Wash (3611861), Waucoba Mtn. (3711811), Waucoba Spring (3711718), Westgard Pass (3711832), White Top Mtn. (3611774) |
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Notes:
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Presumed Extant
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