Taxon Report
Dudleya traskiae (Rose) MoranSanta Barbara Island dudleya |
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Taxon Summary
Dudleya traskiae, commonly known as Santa Barbara Island dudleya, is a perennial herb in the Crassulaceae that is found only in California. It occurs within Coastal bluff scrub, and Coastal scrub, growing at elevations from 30 to 110 meters. Dudleya traskiae is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.Classification
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Scientific Name: |
Dudleya traskiae (Rose) Moran |
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Common Name: |
Santa Barbara Island dudleya |
| Family: | Crassulaceae |
| Element Code: | PDCRA040Q0 |
| USDA Plants Symbol: | DUTR |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial herb |
| Blooming Period: Feb-Jul | Feb-Jul |
| Elevation: | 30-110 (100-360) |
| General Habitats: | Coastal bluff scrub, Coastal scrub |
| Microhabitat: | Rocky |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.2 |
| Global Rank: | G1 |
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State Rank: |
S1 |
| State List: | CE |
| Fed List: | FE |
| Other Status: | SB_SBBG |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 3 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 3 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Santa Barbara (SBA) | |
| Quads: Name (Quad Code) | |
| Santa Barbara Island (3311848) | |
Threat List Data from the CNDDB
| Threat List Total: | 1 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 3 | 100 % | |
| Erosion/runoff | 3 | 100% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 18 February 2025].