Species Details

Eriogonum umbellatum var. glaberrimum

Warner Mountains buckwheat

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Classification

Scientific Name: Eriogonum umbellatum Torr. var. glaberrimum (Gand.) Rev.
Common Name: Warner Mountains buckwheat
Family:	Polygonaceae
Element Code:	PDPGN086U2
USDA Plants Symbol:	ERUMG
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.3
Fed List:	None
State List:	None
Global Rank:	G5T2?
State Rank:	S2
Other Status:	USFS_S
CRPR Changes:
Add Date:	1988-01-01
Date Edited:	2021-12-09

Ecology and Life History

Lifeform: perennial herb
Blooming Period: Jun-Sep
Elevation: 1525 - 2405 meters 5005 - 7890 feet
General Habitat: Great Basin scrub Lower montane coniferous forest Upper montane coniferous forest
General Micro Habitat:
Micro Habitat: Gravelly (sometimes) Sandy (sometimes)

Notes

Notes: Threatened by grazing and vehicles. Previously included as E. umbellatum var. aureum; a taxon that does not occur in CA. See Taxon 17:531-532 (1968) for revised nomenclature, and Phytologia 66(4):341-347 (1989) for taxonomic treatment.
Threats:
Taxonomy:
Other:

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					8
A	B	C	D	X	U
0	5	1	0	0	2

Occurrence Status:
Historical >20 Years	3
Recent <=20 Years	5

Presence:
Presumed Extant	8
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Oregon (OR)

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

Quads: Name (Quad Code)
Ambrose Valley (4112027), Beaver Mtn. (4112086), Boulder Peak (4112351), Cedarville (4112052), Davis Creek (4112063), Emerson Peak (4112022), Mt. Bidwell (4112082)

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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Counties Quads

CNPS Rare Plant Inventory