Species Details

Dudleya virens ssp. hassei

Catalina Island dudleya

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Scientific Name:
Dudleya virens (Rose) Moran ssp. hassei (Rose) Moran
Common Name:
Catalina Island dudleya
Family: Crassulaceae
Element Code: PDCRA040S1
USDA Plants Symbol: DUVIH
Synonyms/Other Names:
CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G3?T2
State Rank:
S2
Other Status: SB_CalBG/RSABG
CRPR Changes:
added to 1B.2 on 2011-03-08
Add Date: 2011-03-08
Date Edited: 2021-12-09
Lifeform: perennial herb
Blooming Period: Mar-Jun
Elevation:
0 - 400 meters
0 - 1310 feet
General Habitat:
  • Coastal bluff scrub
  • Coastal scrub
General Micro Habitat:
Micro Habitat:
  • Rocky
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.
Threats:
Taxonomy:
Other:
Total Occurrences: 10
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 10
Occurrence Status:
Historical >20 Years 8
Recent <=20 Years 2
Presence:
Presumed Extant 10
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Los Angeles (LAX)
Quads: Name (Quad Code)
Santa Catalina East (3311833), Santa Catalina North (3311844), Santa Catalina South (3311834), Santa Catalina West (3311845)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Map

Presumed Extant
Counties   Quads