Species Details

Lupinus albifrons var. medius

Mountain Springs bush lupine

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Classification

Scientific Name: Lupinus albifrons Benth. var. medius Jeps.
Common Name: Mountain Springs bush lupine
Family:	Fabaceae
Element Code:	PDFAB2B1J5
USDA Plants Symbol:
Synonyms/Other Names: Lupinus excubitus var. medius

Conservation Status

CA Rare Plant Rank:	1B.3
Fed List:	None
State List:	None
Global Rank:	G4T2
State Rank:	S2
Other Status:	BLM_S; SB_CalBG/RSABG; SB_USDA
CRPR Changes:
Add Date:	1980-01-01
Date Edited:	2021-06-03

Ecology and Life History

Lifeform: perennial shrub

Blooming Period: Mar-May

Elevation:
425 - 1370 meters
1395 - 4495 feet

General Habitats:

Pinyon and juniper woodland
Sonoran desert scrub

Microhabitat Details:

Microhabitat:

Notes

Notes: Possibly threatened by vehicles. See A Flora of California 2(3):252 (1936) for original description, and Systematic Botany 36(2):362-370 (2011) for taxonomic treatment.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	8
	Total EOs	% of EOs
EOs with Threat Listed:	8	17 %
Foot traffic/trampling	6	12%
ORV activity	6	12%
Development	5	10%
Vandalism/dumping/litter	2	4%
Other	1	2%
Road/trail construction/maint.	1	2%
Grazing	1	2%
Non-native plant impacts	1	2%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					48
A	B	C	D	X	U
1	2	2	4	0	39

Occurrence Status:
Historical >20 Years	34
Recent <=20 Years	14

Presence:
Presumed Extant	48
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Baja California (BA), California (CA)

California Counties and Islands: Name (Code)
Imperial (IMP), San Diego (SDG)

Quads: Name (Quad Code)
Agua Caliente Springs (3211683), Arroyo Tapiado (3211682), Coyote Wells (3211568), In-ko-pah Gorge (3211661), Jacumba (3211662), Monument Peak (3211684), Mount Laguna (3211674), Sombrero Peak (3211673), Sweeney Pass (3211672), Whale Peak (3311613)

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

CNPS Rare Plant Inventory