CNPS

CNPS Rare Plant Inventory

Species Details

Sphaeromeria potentilloides var. nitrophila

alkali tansy-sage

  Download Report   Calflora    eFlora    CCH    CalPhotos  
No Photo Available

  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:

  Conservation Status

CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: G5T4?
State Rank:
 S2
Other Status:
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
Add Date: 2001-01-01
Date Edited: 2022-06-08

  Ecology and Life History

Lifeform: perennial herb
Blooming Period: Jun-Jul
JFMAMJJASOND
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 Total: 0
Total EOs % of EOs
EOs with Threat Listed: 0 %
THREAT LIST:
No threats

  Occurrence Data from the CNDDB

Total Occurrences: 15
Element Occurrence Ranks:
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
Click on quad for name. Hold Shift Key to use mouse scroll wheel

  Selected References

Suggested Citation:
California Native Plant Society, Rare Plant Program. 2023. Rare Plant Inventory (online edition, v9.5). Website https://www.rareplants.cnps.org [accessed 1 December 2023].