Taxon Details
Draba asterophora var. asterophora
Tahoe draba
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Taxon Summary:
Draba asterophora var. asterophora, commonly known as Tahoe draba, is a perennial herb in the Brassicaceae that is found in California and elsewhere. It occurs within Alpine boulder and rock field, and Subalpine coniferous forest, growing at elevations from 2500 to 3505 meters. Draba asterophora var. asterophora is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Draba asterophora Pays. var. asterophora |
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Common Name: Tahoe draba |
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| Family: | Brassicaceae | |
| Element Code: | PDBRA110D1 | |
| USDA Plants Symbol: | DRASA2 | |
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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.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G2T2? |
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State Rank: |
S2? |
| Other Status: | USFS_S |
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CRPR Changes: changed from 1B.3 to 1B.2 on 2013-03-07 |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2021-05-26 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Jul-Aug(Sep)
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Elevation:
2500 - 3505 meters 8205 - 11500 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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| Threat List Total: | 8 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 4 | 36 % |
| THREAT LIST: | ||
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| Recreational use (non-ORV) | 4 | 36% |
| Road/trail construction/maint. | 2 | 18% |
| ORV activity | 2 | 18% |
| Other | 2 | 18% |
| Pollution | 1 | 9% |
| Development | 1 | 9% |
| Erosion/runoff | 1 | 9% |
| Foot traffic/trampling | 1 | 9% |
| Total Occurrences: | 11 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 1 | 6 | 0 | 0 | 0 | 4 |
| Occurrence Status: | |||||
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| Historical >20 Years | 4 | ||||
| Recent <=20 Years | 7 | ||||
| Presence: | |||||
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| Presumed Extant | 11 | ||||
| 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) Alpine (ALP), El Dorado (ELD), Mono (MNO), Tuolumne (TUO) |
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Quads: Name (Quad Code) Caples Lake (3812061), Carson Pass (3811968), Disaster Peak (3811946), Freel Peak (3811978), Koip Peak (3711972), Lost Cannon Peak (3811945), Mount Dana (3711982), South Lake Tahoe (3811988), Woodfords (3811977) |
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Notes:
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Presumed Extant
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