Species Details

Tetradymia tetrameres

dune horsebrush

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Scientific Name:
Tetradymia tetrameres (Blake) Strother
Common Name:
dune horsebrush
Family: Asteraceae
Element Code: PDAST950A0
USDA Plants Symbol: TETE4
Synonyms/Other Names:
Fed List: None
State List: None
Global Rank: G4
State Rank:
S2
CA Rare Plant Rank: 2B.2
Other Status:
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
Add Date: 2001-01-01
Date Edited: 2021-06-03
Lifeform: perennial shrub
Blooming Period: (Jul)Aug
Elevation:
1200 - 2135 meters
3935 - 7005 feet
General Habitat:
  • Great Basin scrub (sandy)
General Micro Habitat:
Micro Habitat:
Notes:
See Proceedings of the Biological Society of Washington 35:176 (1922) for original description, and Brittonia 26:192 (1974) for revised nomenclature.
Threats:
Taxonomy:
Other:
References:
Total Occurrences: 10
Element Occurrence Ranks:
A B C D X U
0 1 1 0 0 8
Occurrence Status:
Historical >20 Years 6
Recent <=20 Years 4
Presence:
Presumed Extant 10
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Nevada (NV)
California Counties and Islands: Name (Code)
Inyo (INY), Mono (MNO)
Quads: Name (Quad Code)
Alameda Well (3811817), Deep Springs Lake (3711831), Indian Meadows (3711886), Negit Island (3811911), Sulphur Pond (3811818)
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.

Map

Presumed Extant
Counties   Quads