Taxon Report

Eremothera boothii (Douglas) W.L. Wagner & Hoch ssp. alyssoides (Hook. & Arn.) W.L. Wagner & Hoch

Pine Creek evening-primrose

Print Report

Taxon Summary

Eremothera boothii ssp. alyssoides, commonly known as Pine Creek evening-primrose, is a annual herb in the Onagraceae that is found in California and elsewhere. It occurs within Great Basin scrub, growing at elevations from 600 to 1700 meters. Eremothera boothii ssp. alyssoides is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification


Scientific Name:	Eremothera boothii (Douglas) W.L. Wagner & Hoch ssp. alyssoides (Hook. & Arn.) W.L. Wagner & Hoch
Common Name:	Pine Creek evening-primrose
Family:	Onagraceae
Element Code:	PDONA03051
USDA Plants Symbol:
Synonyms/Other Names:	Camissonia boothii ssp. alyssoides

Ecology and Life History


Lifeform:	annual herb
Blooming Period: Apr-Aug	Apr-Aug
Elevation:	600-1700 (1970-5580)
General Habitats:	Great Basin scrub
Microhabitat:	Gravelly, Sandy
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.3
Global Rank:	G5T4
State Rank:	S4
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: False
California Counties and Islands: Name (Code)
Inyo (INY), Lassen (LAS), Modoc (MOD), Mono (MNO)
Quads: Name (Quad Code)
Blackrock (3611882), Boyd Hot Spring (4112061), Calneva Lake (4012021), Cherry Mtn. (4012051), Chloride City (3611668), Dodge Reservoir (4012082), Eagleville (4112031), Fish Springs (3711813), Five Springs (4012052), Herlong (4012022), Independence (3611872), Karlo (4012053), Last Chance Mtn. (3711736), Laws (3711843), Lee Vining (3711981), Leonards Hot Springs (4112051), Litchfield (4012044), Little Mud Flat (4012042), Lone Pine (3611851), Milford (4012023), Mono Mills (3711888), Negit Island (3811911), Nevares Peak (3611657), Panamint Springs (3611734), Shaffer Mtn. (4012043), Shinn Mtn. (4012062), Spencer Creek (4012031), Telescope Peak (3611721), Uhlmeyer Spring (3711822), Wendel (4012032), Wendel Hot Springs (4012033), West of Snowstorm Mtn. (4012064), Westgard Pass (3711832)

Threat List Data from the CNDDB


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

Notes



Can be common in favorable years. See Brittonia 16:285 (1964) for revised nomenclature, Contributions from the U.S. National Herbarium 37(5):362-364 (1969) for taxonomic treatment, and Madroño 44(1):106-108 (1997) for clarification of taxonomy.
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 2 July 2025].