Species Details

Linanthus concinnus

San Gabriel linanthus

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Classification

Scientific Name: Linanthus concinnus Mlkn.
Common Name: San Gabriel linanthus
Family:	Polemoniaceae
Element Code:	PDPLM090D0
USDA Plants Symbol:	LICO2
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G2
State Rank:	S2
Other Status:	SB_CalBG/RSABG; USFS_S
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2022-02-01

Ecology and Life History

Lifeform: annual herb

Blooming Period: Apr-Jul

Elevation:
1520 - 2800 meters
4985 - 9185 feet

General Habitats:

Chaparral
Lower montane coniferous forest
Upper montane coniferous forest

Microhabitat Details:

Microhabitat:

Openings
Rocky

Notes

Notes: Threatened by recreational activities and road maintenance. See University of California Publications in Botany 2:53 (1904) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	5
	Total EOs	% of EOs
EOs with Threat Listed:	24	56 %
Road/trail construction/maint.	15	34%
Foot traffic/trampling	9	20%
Development	3	6%
Recreational use (non-ORV)	3	6%
Non-native plant impacts	1	2%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					43
A	B	C	D	X	U
9	4	1	1	2	26

Occurrence Status:
Historical >20 Years	21
Recent <=20 Years	22

Presence:
Presumed Extant	41
Possibly Extirpated	2
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Los Angeles (LAX), San Bernardino (SBD)

Quads: Name (Quad Code)
Acton (3411842), Chilao Flat (3411831), Condor Peak (3411832), Crystal Lake (3411737), Cucamonga Peak (3411725), Juniper Hills (3411748), Mescal Creek (3411746), Mount San Antonio (3411736), Mt. Baldy (3411726), Mt. Wilson (3411821), Pacifico Mountain (3411841), Telegraph Peak (3411735), Valyermo (3411747), Waterman Mtn. (3411738)

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