CNPS

CNPS Rare Plant Inventory

Species Details

Dudleya virens ssp. insularis

island green dudleya

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  Classification

Scientific Name:
Dudleya virens (Rose) Moran ssp. insularis (Rose) Moran
Common Name:
island green dudleya
Family: Crassulaceae
Element Code: PDCRA040S2
USDA Plants Symbol: DUVII
Synonyms/Other Names:

  Conservation Status

CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G3?T3
State Rank:
 S3
Other Status:
CRPR Changes:
Add Date: 2001-01-01
Date Edited: 2021-12-09

  Ecology and Life History

Lifeform: perennial herb
Blooming Period: Apr-Jun
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Elevation:
5 - 300 meters
15 - 985 feet
General Habitats:
  • Coastal bluff scrub
  • Coastal scrub
Microhabitat Details:
Microhabitat:
  • Rocky

  Notes

Notes:
Threatened by development. 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:

  Threat List Data from the CNDDB

Threat List Total: 4
Total EOs % of EOs
EOs with Threat Listed: 4 17 %
THREAT LIST:
Development 4 17%
Recreational use (non-ORV) 2 8%
Foot traffic/trampling 1 4%
Non-native plant impacts 1 4%

  Occurrence Data from the CNDDB

Total Occurrences: 23
Element Occurrence Ranks:
A B C D X U
0 4 0 0 0 19
Occurrence Status:
Historical >20 Years 19
Recent <=20 Years 4
Presence:
Presumed Extant 23
Possibly Extirpated 0
Presumed Extirpated 0

  Location

California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Los Angeles (LAX), Ventura (VEN)
Quads: Name (Quad Code)
Redondo Beach (3311874), San Nicolas Island (3311924), San Pedro (3311863), 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.
Regional Map

  Map

Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel

  Selected References

Suggested Citation:
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5). Website https://www.rareplants.cnps.org [accessed 22 December 2024].