Species Details

Eremothera minor

Nelson's evening-primrose

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Classification

Scientific Name: Eremothera minor (A. Nelson) W.L. Wagner & Hoch
Common Name: Nelson's evening-primrose
Family:	Onagraceae
Element Code:	PDONA03110
USDA Plants Symbol:
Synonyms/Other Names: Camissonia minor

Conservation Status

CA Rare Plant Rank:	2B.3
Fed List:	None
State List:	None
Global Rank:	G4
State Rank:	S1S2
Other Status:
CRPR Changes: changed from 2.3 to 2B.3 on 2013-06-12
Add Date:	1980-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: annual herb

Blooming Period: Apr-Jul

Elevation:
1200 - 1380 meters
3935 - 4530 feet

General Habitats:

Chenopod scrub
Great Basin scrub (sandy)

Microhabitat Details:

Microhabitat:

Notes

Notes: See Bulletin of the Torrey Botanical Club 26:130 (1899) for original description, Brittonia 16:285 (1964) for revised nomenclature, and Contributions from the U.S. National Herbarium 37(5):371-373 (1969) for taxonomic treatment.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	2
	Total EOs	% of EOs
EOs with Threat Listed:	14	70 %
Other	13	65%
Non-native plant impacts	1	5%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					20
A	B	C	D	X	U
0	0	2	0	0	18

Occurrence Status:
Historical >20 Years	20
Recent <=20 Years	0

Presence:
Presumed Extant	20
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Colorado (CO), Idaho (ID), Montana (MT), Nevada (NV), Oregon (OR), Utah (UT), Washington (WA), Wyoming (WY)

California Counties and Islands: Name (Code)
Lassen (LAS), Modoc (MOD)

Quads: Name (Quad Code)
Fortynine Mtn. (4111958), Calneva Lake (4012021), Leonards Hot Springs (4112051), Little Mud Flat (4012042), Shaffer Mtn. (4012043), Spencer Creek (4012031), Wendel (4012032), Wendel Hot Springs (4012033)

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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CNPS Rare Plant Inventory