Taxon Details

Dudleya virens ssp. insularis

island green dudleya

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Taxon Summary:

Dudleya virens ssp. insularis, commonly known as island green 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 5 to 300 meters. Dudleya virens ssp. insularis is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

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:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

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:	2025-10-29

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Apr-Jun

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:
Threat List Total:	4
	Total EOs	% of EOs
EOs with Threat Listed:	4	17 %
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

Element Occurrence Ranks:
Total Occurrences:					23
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

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CNPS Rare Plant Inventory