Taxon Report
Erysimum insulare Greeneisland wallflower |
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Taxon Summary
Erysimum insulare, commonly known as island wallflower, is a perennial herb in the Brassicaceae that is found only in California. It occurs within Coastal bluff scrub, and Coastal dunes, growing at elevations from 0 to 300 meters. Erysimum insulare 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: |
Erysimum insulare Greene |
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Common Name: |
island wallflower |
| Family: | Brassicaceae |
| Element Code: | PDBRA160D1 |
| USDA Plants Symbol: | ERIN8 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial herb |
| Blooming Period: Mar-Jul | Mar-Jul |
| Elevation: | 0-300 (0-985) |
| General Habitats: | Coastal bluff scrub, Coastal dunes |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.3 |
| Global Rank: | G3 |
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State Rank: |
S3 |
| State List: | None |
| Fed List: | None |
| Other Status: | SB_CalBG/RSABG |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 14 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 14 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Santa Barbara (SBA), Ventura (VEN) | |
| Quads: Name (Quad Code) | |
| Anacapa Island (3311983), San Miguel Island East (3312083), San Miguel Island West (3312084), Santa Cruz Island B (3311986)*, Santa Rosa Island East (3311988), Santa Rosa Island North (3312081) | |
Threat List Data from the CNDDB
| Threat List Total: | 0 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 0 | % | |
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Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 24 October 2025].