Taxon Details

Sphaeromeria potentilloides var. nitrophila

alkali tansy-sage

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Taxon Summary:

Sphaeromeria potentilloides var. nitrophila, commonly known as alkali tansy-sage, is a perennial herb in the Asteraceae that is found in California and elsewhere. It occurs within Meadows and seeps, and Playas, growing at elevations from 2100 to 2400 meters. Sphaeromeria potentilloides var. nitrophila is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Sphaeromeria potentilloides (Gray) A.A. Heller var. nitrophila (Cronq.) A. Holmgren, Schultz & T. Lowrey
Common Name: alkali tansy-sage
Family:	Asteraceae
Element Code:	PDAST8S061
USDA Plants Symbol:
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	2B.2
Fed List:	None
State List:	None
Global Rank:	G3T3
State Rank:	S2
Other Status:
CRPR Changes:
Add Date:	2001-01-01
Date Edited:	2024-12-03

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Jul

Elevation:
2100 - 2400 meters
6890 - 7875 feet

General Habitats:

Meadows and seeps
Playas

Microhabitat Details:

Microhabitat:

Alkaline (usually)

Notes

Notes: Threatened by grazing and vehicles. See Leaflets of Western Botany 6:49 (1950) for original description and Brittonia 28:261 (1976) for revised nomenclature.
Threats:
Taxonomy:

Threat List Data from the CNDDB

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

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					15
A	B	C	D	X	U
0	0	0	0	0	15

Occurrence Status:
Historical >20 Years	5
Recent <=20 Years	10

Presence:
Presumed Extant	15
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Idaho (ID), Nevada (NV)

California Counties and Islands: Name (Code)
Mono (MNO)

Quads: Name (Quad Code)
River Spring (3711885), Whitmore Hot Springs (3711867)

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