Erythronium shastense

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Scientific Name: Erythronium shastense D.A. York, J.K. Nelson, & D.W. Taylor
Common Name: Shasta fawn lily
Family:	Liliaceae
Element Code:	PMLIL0U0V0
USDA Plants Symbol:
Synonyms/Other Names:

Lifeform: perennial bulbiferous herb

Blooming Period: (Feb)Mar-Apr

Elevation:
350 - 1020 meters
1150 - 3345 feet

General Habitats:

Microhabitat Details: north-facing or shaded, can form clumps due to bulb offsets

Microhabitat:

Notes: Potentially threatened by hydrological alterations, development, limestone mining, trail and road construction and maintenance, non-native plants, and climate change. Possibly threatened by horticultural collecting. Previously identified, and similar to, E. californicum; also similar to E. helenae. See Madroño 62(3):158-166 (2015) for original description.
Threats:
Taxonomy:

THREAT LIST:
Threat List Total:	1
	Total EOs	% of EOs
EOs with Threat Listed:	1	7 %
Road/trail construction/maint.	1	7%

Occurrence Status:
Historical >20 Years	0
Recent <=20 Years	14

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Shasta (SHA)

Quads: Name (Quad Code)
Bollibokka Mtn. (4012282), Devils Rock (4012271), Hanland Peak (4012283), Minnesota Mtn. (4012272), O'Brien (4012273)

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

Presumed Extant

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CNPS Status Review:	CRPR List Addition on 2015-09-14
Other:	USFS Potential Species of Conservation Concern Profile