Species Details

Atriplex argentea var. longitrichoma

Pahrump orache

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Scientific Name:
Atriplex argentea Stutz, G.L. Chu, & S.C. Sanderson var. longitrichoma S.L. Welsh
Common Name:
Pahrump orache
Family: Chenopodiaceae
Element Code: PDCHE04056
USDA Plants Symbol:
Synonyms/Other Names:
CA Rare Plant Rank: 1B.1
Fed List: None
State List: None
Global Rank: G5T2
State Rank:
S2
Other Status: BLM_S; SB_CalBG/RSABG
CRPR Changes:
added to 1B.1 on 2010-07-29
Add Date: 2010-07-29
Date Edited: 2023-05-02
Lifeform: annual herb
Blooming Period: Apr-May
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Elevation:
640 - 850 meters
2100 - 2790 feet
General Habitats:
  • Mojavean desert scrub
Microhabitat Details:
Microhabitat:
  • Alkaline
  • Disturbed areas
  • Roadsides
Notes:
Threatened by development and vehicles. See Madroño 45(2): 128 (1998) for original description, and Rhodora 102: 421 (2001) for revised nomenclature.
Threats:
Taxonomy:
Total Occurrences: 8
Element Occurrence Ranks:
A B C D X U
4 3 0 0 0 1
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 8
Presence:
Presumed Extant 8
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)
Quads: Name (Quad Code)
Nopah Peak (3611611), Sixmile Spring (3611621), Stewart Valley (3611622), Tecopa Pass (3511671), Twelvemile Spring (3611612)
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.
Presumed Extant
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