Taxon Details
Dudleya virens ssp. hassei
Catalina Island dudleya
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Taxon Summary:
Dudleya virens ssp. hassei, commonly known as Catalina 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 0 to 400 meters. Dudleya virens ssp. hassei is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Dudleya virens (Rose) Moran ssp. hassei (Rose) Moran |
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Common Name: Catalina Island dudleya |
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| Family: | Crassulaceae | |
| Element Code: | PDCRA040S1 | |
| USDA Plants Symbol: | DUVIH | |
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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: | G3?T2 |
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State Rank: |
S2 |
| Other Status: | SB_CalBG/RSABG |
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CRPR Changes: added to 1B.2 on 2011-03-08 |
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| Add Date: | 2011-03-08 |
| Date Edited: | 2021-12-09 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Mar-Jun
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Elevation:
0 - 400 meters 0 - 1310 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Threatened by development and habitat fragmentation. Possibly threatened by feral herbivores. Suspected to hybridize with D. virens ssp. insularis. See D. hassei in TJM (1993). See Bulletin of the New York Botanical Garden 3(9):35 (1903) for original description, and Haseltonia 3:2 (1995) for revised nomenclature. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 0 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 0 | % |
| THREAT LIST: | ||
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| Total Occurrences: | 10 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 0 | 0 | 0 | 0 | 10 |
| Occurrence Status: | |||||
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| Historical >20 Years | 8 | ||||
| Recent <=20 Years | 2 | ||||
| Presence: | |||||
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| Presumed Extant | 10 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Los Angeles (LAX) |
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Quads: Name (Quad Code) Santa Catalina East (3311833), Santa Catalina North (3311844), Santa Catalina South (3311834), Santa Catalina West (3311845) |
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Notes:
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Presumed Extant
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