Species Details

Eriogonum ovalifolium var. vineum

Cushenbury buckwheat

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Classification

Scientific Name: Eriogonum ovalifolium Nutt. var. vineum (Small) Jeps.
Common Name: Cushenbury buckwheat
Family:	Polygonaceae
Element Code:	PDPGN084F8
USDA Plants Symbol:	EROVV
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	FE (1994-08-24)
State List:	None
Global Rank:	G5T1
State Rank:	S1
Other Status:	SB_CalBG/RSABG
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2021-12-09

Ecology and Life History

Lifeform: perennial herb

Blooming Period: May-Aug

Elevation:
1400 - 2440 meters
4595 - 8005 feet

General Habitats:

Joshua tree "woodland"
Mojavean desert scrub
Pinyon and juniper woodland

Microhabitat Details:

Microhabitat:

Carbonate

Notes

Notes: Threatened by mining, road construction, and vehicles. See Bulletin of the Torrey Botanical Club 25:40-53 (1898) for original description, Fremontia 16(1):20-21 (1988) for discussion of mining threats, and Phytologia 66(4):335-337 (1989) for taxonomic treatment.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	10
	Total EOs	% of EOs
EOs with Threat Listed:	24	63 %
Mining	21	55%
ORV activity	13	34%
Road/trail construction/maint.	9	23%
Vandalism/dumping/litter	4	10%
Recreational use (non-ORV)	4	10%
Foot traffic/trampling	4	10%
Grazing	4	10%
Non-native plant impacts	1	2%
Wood cutting or brush clearing	1	2%
Development	1	2%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					38
A	B	C	D	X	U
5	10	6	0	0	17

Occurrence Status:
Historical >20 Years	23
Recent <=20 Years	15

Presence:
Presumed Extant	38
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
San Bernardino (SBD)

Quads: Name (Quad Code)
Big Bear City (3411637), Butler Peak (3411731), Cougar Buttes (3411647), Fawnskin (3411638), Onyx Peak (3411626), Rattlesnake Canyon (3411636)

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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CNPS Rare Plant Inventory