Taxon Details

Lomatium insulare

San Nicolas Island lomatium

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Taxon Summary:

Lomatium insulare, commonly known as San Nicolas Island lomatium, is a perennial herb in the Apiaceae that is found in California and elsewhere. It occurs within Coastal bluff scrub, growing at elevations from 15 to 800 meters. Lomatium insulare is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Lomatium insulare (Eastw.) Munz
Common Name: San Nicolas Island lomatium
Family:	Apiaceae
Element Code:	PDAPI1B0W0
USDA Plants Symbol:	LOIN2
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
State Rank:	S2S3
Other Status:	SB_CalBG/RSABG
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jan-Apr(Jun)

Elevation:
15 - 800 meters
50 - 2625 feet

General Habitats:

Coastal bluff scrub (sandy)

Microhabitat Details:

Microhabitat:

Notes

Notes: Presumed extinct on SCM Isl.; last seen there in 1918 (need quad). Threatened by military development and road construction, and possibly by non-native plants. See Proceedings of the California Academy of Sciences III 1:89-120 (1898) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	0
	Total EOs	% of EOs
EOs with Threat Listed:	0	%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					14
A	B	C	D	X	U
0	0	0	0	0	14

Occurrence Status:
Historical >20 Years	13
Recent <=20 Years	1

Presence:
Presumed Extant	14
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Isla Guadalupe, Baja (GU)

California Counties and Islands: Name (Code)
Los Angeles (LAX), Ventura (VEN)

Quads: Name (Quad Code)
San Clemente Island Central (3211874), San Clemente Island North (3211885), San Clemente Island South (3211873), San Nicolas Island (3311924)

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