CNPS Inventory Plant Detail

Eriogonum umbellatum var. glaberrimum

Common Name:	Warner Mountains buckwheat
Family:	Polygonaceae
Synonyms:	Eriogonum umbellatum var. aureum
Element Code:	PDPGN086U2
Full Name:	Eriogonum umbellatum Torr. var. glaberrimum (Gand.) Rev.
USDA PLANTS Symbol:	ERUMG

Biology
Lifeform: perennial herb Blooming Period: June - September Habitat: sandy or gravelly. • Great Basin scrub • Lower montane coniferous forest • Upper montane coniferous forest

Rarity Status
CA Rare Plant Rank: 1B.3 Rare, threatened, or endangered in California and elsewhere .3: Not very endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2 S2: Imperiled. Global Rank: G5T2? T2: Imperiled. G5: (species) Secure, considering populations outside California.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 8
Element Occurrence Ranks:

A B C D X U

0 5 1 0 0 2

Population Status:

Historic >20 yrs	Recent <=20 yrs
1	7

Presence:

Present Extant	Possibly Extirpated	Extirpated
8	0	0

Notes

Known in CA only from Sniktaw Creek (SIS Co.) and northeastern MOD Co. (where it is either rare or undercollected). Endangered in OR. Threatened by grazing and vehicles. See Taxon 17:531-532 (1968) for revised nomenclature, and Phytologia 66(4):341-347 (1989) for taxonomic treatment.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 1988-01-01
Last Update: 2013-01-18

Location

Elevation: 1525 - 2405 meters

California Endemic: no

States: California, Oregon

California Counties and Islands: name (code)
Modoc (MOD), Siskiyou (SIS)

Quads: name (DWR code) USGS code
Cedarville (707C) 41120E2, Davis Creek (708A) 41120F3, Boulder Peak (719D) 41123E1, Mt. Bidwell (724B) 41120H2, Beaver Mtn. (726B) 41120H6, South Mtn. (726C) 41120G6

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

768

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-120.625,41.75