Taxon Report

Clarkia mildrediae (Heller) Lewis and Lewis ssp. lutescens Gottlieb and Janeway

golden-anthered clarkia

Print Report

Taxon Summary

Clarkia mildrediae ssp. lutescens, commonly known as golden-anthered clarkia, is a annual herb in the Onagraceae that is found only in California. It occurs within Cismontane woodland, and Lower montane coniferous forest (openings), growing at elevations from 275 to 1750 meters. Clarkia mildrediae ssp. lutescens is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.

Classification


Scientific Name:	Clarkia mildrediae (Heller) Lewis and Lewis ssp. lutescens Gottlieb and Janeway
Common Name:	golden-anthered clarkia
Family:	Onagraceae
Element Code:	PDONA050Q1
USDA Plants Symbol:	CLMIL3
Synonyms/Other Names:

Ecology and Life History


Lifeform:	annual herb
Blooming Period: Jun-Aug	Jun-Aug
Elevation:	275-1750 (900-5740)
General Habitats:	Cismontane woodland, Lower montane coniferous forest
Microhabitat:	Roadsides (often), Rocky (often)
Microhabitat Details:	often roadcuts

Conservation Status


CA Rare Plant Rank:	4.2
Global Rank:	G3T3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:
CRPR Changes:

Occurrence Data from the CNDDB


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

Location


California Endemic: True
California Counties and Islands: Name (Code)
Butte (BUT), Plumas (PLU), Sierra (SIE), Yuba (YUB)
Quads: Name (Quad Code)
American House (3912161), Berry Creek (3912164), Blue Nose Mtn. (3912077), Brush Creek (3912163), Bucks Lake (3912182), Caribou (4012112), Cascade (3912162), Clipper Mills (3912152), Dogwood Peak (3912171), Goodyears Bar (3912058), Haskins Valley (3912172), La Porte (3912068), Meadow Valley (3912181), Paradise East (3912175), Pulga (3912174), Soapstone Hill (3912173), Strawberry (3812021), Strawberry Valley (3912151)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	0 %

Notes



Threatened by road maintenance, alteration of fire regimes, and logging. Not in TJM (1993). See Madroño 44(3):250 (1997) for original description.
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 27 June 2025].