Taxon Report

Erythronium klamathense Appleg.

Klamath fawn lily

Print Report

Classification


Scientific Name:	Erythronium klamathense Appleg.
Common Name:	Klamath fawn lily
Family:	Liliaceae
Element Code:	PMLIL0U090
USDA Plants Symbol:	ERKL
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial bulbiferous herb
Blooming Period: Apr-Jul	Apr-Jul
Elevation:	1200-1850 (3935-6070)
General Habitats:	Meadows and seeps, Upper montane coniferous forest
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	2B.2
Global Rank:	G4
State Rank:	S2
State List:	None
Fed List:	None
Other Status:	SB_UCSC
CRPR Changes:	changed from 2.2 to 2B.2 on 2013-06-12 changed from 4.3 to 2.2 on 2006-12-22

Occurrence Data from the CNDDB


Total Occurrences:	14
Element Occurrence Ranks:
Excellent (A)	3
Good (B)	2
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	9

Location


California Endemic: False
California Counties and Islands: Name (Code)
Shasta (SHA), Siskiyou (SIS)
Quads: Name (Quad Code)
Bartle (4112137), Dead Horse Summit (4112127), Dunsmuir (4112223), Pondosa (4112126), Seven Lakes Basin (4112224)

Threat List Data from the CNDDB


Threat List Total:	2
EOs with Threat Listed:	Total EOs	% of EOs
	9	64 %
Logging	9	64%
Road/trail construction/maint.	1	7%

Notes



Possibly threatened by road maintenance and logging. See Contributions from the Dudley Herbarium 1:151 (1930) for original description, and Madroño 3(2):64 (1935) for taxonomic treatment.
Threats:
Possibly threatened by road maintenance and logging.
Taxonomy:

Selected References

CRPR List Change on 2006-12-22

USFS Potential Species of Conservation Concern Profile

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 7 January 2025].