Species Details

Fritillaria eastwoodiae

Butte County fritillary

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Classification

Scientific Name: Fritillaria eastwoodiae MacFarlane
Common Name: Butte County fritillary
Family:	Liliaceae
Element Code:	PMLIL0V060
USDA Plants Symbol:	FREA
Synonyms/Other Names: Fritillaria phaeanthera

Conservation Status

CA Rare Plant Rank:	3.2
Fed List:	None
State List:	None
Global Rank:	G3Q
State Rank:	S3
Other Status:	USFS_S
CRPR Changes: changed from 3.2 to 3.2 on 2009-04-30
Add Date:	1974-01-01
Date Edited:	2022-01-05

Ecology and Life History

Lifeform: perennial bulbiferous herb

Blooming Period: Mar-Jun

Elevation:
50 - 1500 meters
165 - 4920 feet

General Habitats:

Chaparral
Cismontane woodland
Lower montane coniferous forest (openings)

Microhabitat Details:

Microhabitat:

Serpentine (sometimes)

Notes

Notes: Move to List 1B? Plants from SHA and THE Co. may be different taxon; needs study. Occurrence on 608C needs confirmation. Threatened on private lands by logging and development. Other threats include vehicles, road maintenance, recreational activities, alteration of fire regimes, erosion, non-native plants and overshading. See Leaflets of Western Botany 1:55 (1933) for original description as F. phaeanthera, and Madroño 25(2):93-100 (1978) for revised nomenclature.
Threats: Threatened on private lands by logging and development. Other threats include vehicles, road maintenance, recreational activities, alteration of fire regimes, erosion, non-native plants and overshading.
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	17
	Total EOs	% of EOs
EOs with Threat Listed:	164	70 %
Logging	110	46%
Road/trail construction/maint.	56	23%
Other	27	11%
Recreational use (non-ORV)	19	8%
Development	14	5%
ORV activity	11	4%
Improper burning regime	10	4%
Erosion/runoff	10	4%
Foot traffic/trampling	8	3%
Mining	7	2%
Grazing	5	2%
Vandalism/dumping/litter	5	2%
Agriculture	4	1%
Biocides	3	1%
Non-native plant impacts	3	1%
Wood cutting or brush clearing	2	0%
Disking	1	0%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					235
A	B	C	D	X	U
14	86	41	19	1	74

Occurrence Status:
Historical >20 Years	100
Recent <=20 Years	135

Presence:
Presumed Extant	234
Possibly Extirpated	1
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Oregon (OR)

California Counties and Islands: Name (Code)
Butte (BUT), El Dorado (ELD), Nevada (NEV), Placer (PLA), Shasta (SHA), Tehama (TEH), Yuba (YUB)

Quads: Name (Quad Code)
Auburn (3812181), Berry Creek (3912164), Bollibokka Mtn. (4012282), Brush Creek (3912163), Burney Falls (4112116), Cascade (3912162), Chalk Mtn. (4012187), Challenge (3912142), Cherokee (3912165), Chico (3912167), Clipper Mills (3912152), Cohasset (3912186), Devils Rock (4012271), Dewitt Peak (4012128), Finley Butte (4012137), Forbestown (3912153), Foresthill (3912017), French Corral (3912132), Goose Gap (4012281), Grays Peak (4012146), Greenwood (3812088), Hagaman Gulch (4012157), Hamlin Canyon (3912166), Inskip Hill (4012138), Inwood (4012158), Kimshew Point (3912184), Manton (4012147), Miller Mtn. (4012167), Minnesota Mtn. (4012272), Montgomery Creek (4012178), Nevada City (3912131), North Bloomfield (3912038), Oak Run (4012261), Oroville (3912155), Oroville Dam (3912154), Panther Spring (4012127), Paradise East (3912175), Paradise West (3912176), Pulga (3912174), Rackerby (3912143), Roaring Creek (4012188), Shingletown (4012148), Stirling City (3912185), Viola (4012156), Washington (3912037), Whitmore (4012168)

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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Selected References

CNPS Status Review:	CRPR List Change on 2009-04-30
Other:	USFS Potential Species of Conservation Concern Profile