Taxon Report
Streptanthus vernalis R. O'Donnell & R.W. Dolanearly jewelflower |
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Taxon Summary
Streptanthus vernalis, commonly known as early jewelflower, is a annual herb in the Brassicaceae that is found only in California. It occurs within Chaparral, and Closed-cone coniferous forest, growing at elevations from 610 to 610 meters. Streptanthus vernalis is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.Classification
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Scientific Name: |
Streptanthus vernalis R. O'Donnell & R.W. Dolan |
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Common Name: |
early jewelflower |
| Family: | Brassicaceae |
| Element Code: | PDBRA2G120 |
| USDA Plants Symbol: | STVE7 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | annual herb |
| Blooming Period: Mar-May | Mar-May |
| Elevation: | 610-610 (2000-2000) |
| General Habitats: | Chaparral, Closed-cone coniferous forest |
| Microhabitat: | Serpentine |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.2 |
| Global Rank: | G1 |
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State Rank: |
S1 |
| State List: | None |
| Fed List: | None |
| Other Status: | BLM_S; SB_UCBG |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 1 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 1 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Lake (LAK) | |
| Quads: Name (Quad Code) | |
| Detert Reservoir (3812265) | |
Threat List Data from the CNDDB
| Threat List Total: | 1 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 1 | 100 % | |
| ORV activity | 1 | 100% |
Selected References
| CRPR List Addition on 2009-02-04 |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 28 October 2025].