Species Details

Lavatera assurgentiflora ssp. assurgentiflora

island mallow

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Classification

Scientific Name: Lavatera assurgentiflora Kell. ssp. assurgentiflora
Common Name: island mallow
Family:	Malvaceae
Element Code:	PDMAL0N021
USDA Plants Symbol:	LAASA
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	None
State List:	None
Global Rank:	G1T1
State Rank:	S1
Other Status:	SB_SBBG
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2022-01-05

Ecology and Life History

Lifeform: perennial evergreen shrub

Blooming Period: Mar-Nov

Elevation:
15 - 245 meters
50 - 805 feet

General Habitats:

Coastal bluff scrub
Coastal scrub

Microhabitat Details:

Microhabitat:

Rocky (sometimes)
Sandy (sometimes)

Notes

Notes: Known from fewer than ten native occurrences. Rare at all occurrences, and seriously threatened by grazing; reduced to one plant on ANA Isl. One occurrence introduced on SMI Isl. (SMIE); cultivated plants grow on SNI Isl. but native occurrence extirpated. May not be native to SRO Isl.; plants on mainland, SCZ Isl., and Todos Santos Isl. (BA) most likely planted. Recovery efforts ongoing on ANA Isl. See L. assurgentiflora in The Jepson Manual. See The California Islands: Proceedings of a Multidisciplinary Symposium, pp. 175-178 (1980) for species account.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	0
	Total EOs	% of EOs
EOs with Threat Listed:	0	%
No threats

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					6
A	B	C	D	X	U
0	0	0	0	2	4

Occurrence Status:
Historical >20 Years	6
Recent <=20 Years	0

Presence:
Presumed Extant	4
Possibly Extirpated	2
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

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), San Nicolas Island (3311924)*, Santa Rosa Island North (3312081)

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