Taxon Report
Draba incrassata (Roll.) Roll.Sweetwater Mountains draba |
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Taxon Summary
Draba incrassata, commonly known as Sweetwater Mountains draba, is a perennial stoloniferous herb in the Brassicaceae that is found only in California. It occurs within Alpine boulder and rock field, growing at elevations from 2500 to 3965 meters. Draba incrassata is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.Classification
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Scientific Name: |
Draba incrassata (Roll.) Roll. |
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Common Name: |
Sweetwater Mountains draba |
| Family: | Brassicaceae |
| Element Code: | PDBRA113G0 |
| USDA Plants Symbol: | DRIN8 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial stoloniferous herb |
| Blooming Period: Jul-Aug | Jul-Aug |
| Elevation: | 2500-3965 (8205-13010) |
| General Habitats: | Alpine boulder and rock field |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.3 |
| Global Rank: | G2 |
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State Rank: |
S2S3 |
| State List: | None |
| Fed List: | None |
| Other Status: | USFS_S |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 17 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 17 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Mono (MNO) | |
| Quads: Name (Quad Code) | |
| Fales Hot Springs (3811934), Mt. Patterson (3811943) | |
Threat List Data from the CNDDB
| Threat List Total: | 2 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 2 | 12 % | |
| ORV activity | 1 | 5% |
| Road/trail construction/maint. | 1 | 5% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 4 November 2025].