Taxon Report

Erythronium pusaterii (Munz & J.T. Howell) Shevock, Bartel & G. Allen

Kaweah fawn lily

Print Report

Taxon Summary

Erythronium pusaterii, commonly known as Kaweah fawn lily, is a perennial bulbiferous herb in the Liliaceae that is found only in California. It occurs within Meadows and seeps, and Subalpine coniferous forest, growing at elevations from 2100 to 2775 meters. Erythronium pusaterii is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.

Classification


Scientific Name:	Erythronium pusaterii (Munz & J.T. Howell) Shevock, Bartel & G. Allen
Common Name:	Kaweah fawn lily
Family:	Liliaceae
Element Code:	PMLIL0U0R0
USDA Plants Symbol:	ERPU11
Synonyms/Other Names:	Erythronium grandiflorum Pursh ssp. pusaterii Munz & J.T. Howell

Ecology and Life History


Lifeform:	perennial bulbiferous herb
Blooming Period: May-Jul	May-Jul
Elevation:	2100-2775 (6890-9105)
General Habitats:	Meadows and seeps, Subalpine coniferous forest
Microhabitat:	Granitic (sometimes), Metamorphic (sometimes)
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.3
Global Rank:	G3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	USFS_S
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	8
Element Occurrence Ranks:
Excellent (A)	7
Good (B)	1
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	0

Location


California Endemic: True
California Counties and Islands: Name (Code)
Tulare (TUL)
Quads: Name (Quad Code)
Camp Nelson (3611825), Moses Mtn. (3611836), Sentinel Peak (3611815)

Threat List Data from the CNDDB


Threat List Total:	5
EOs with Threat Listed:	Total EOs	% of EOs
	4	50 %
Development	1	12%
Foot traffic/trampling	1	12%
Grazing	1	12%
Logging	1	12%
Other	1	12%

Notes



Known from fewer than 10 occurrences. Protected in part at Slate Mtn. BA (USFS). See Leaflets of Western Botany 10(7):104-105 (1964) for original description, and Madroño 37(4):261-273 (1990) for revised nomenclature.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 4 February 2025].