Taxon Report

Eriogonum breedlovei (J.T. Howell) Rev. var. shevockii J.T. Howell

Needles buckwheat

Print Report

Taxon Summary

Eriogonum breedlovei var. shevockii, commonly known as Needles buckwheat, is a perennial herb in the Polygonaceae that is found only in California. It occurs within Pinyon and juniper woodland, and Upper montane coniferous forest, growing at elevations from 1615 to 2575 meters. Eriogonum breedlovei var. shevockii is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification


Scientific Name:	Eriogonum breedlovei (J.T. Howell) Rev. var. shevockii J.T. Howell
Common Name:	Needles buckwheat
Family:	Polygonaceae
Element Code:	PDPGN080V2
USDA Plants Symbol:	ERBRS
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: (Jun)Jul-Sep	(Jun)Jul-Sep
Elevation:	1615-2575 (5300-8450)
General Habitats:	Pinyon and juniper woodland, Upper montane coniferous forest
Microhabitat:	Granitic, Rocky
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.3
Global Rank:	G3T3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	SB_CalBG/RSABG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	18
Element Occurrence Ranks:
Excellent (A)	1
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	17

Location


California Endemic: True
California Counties and Islands: Name (Code)
Kern (KRN), Tulare (TUL)
Quads: Name (Quad Code)
Cannell Peak (3511873), Durrwood Creek (3611814), Hockett Peak (3611824), Lamont Peak (3511871), Owens Peak (3511768), Rockhouse Basin (3511882), Sirretta Peak (3511883), Tobias Peak (3511875), Walker Pass (3511861), Weldon (3511863), White Dome (3511872)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	%

Notes



Previously CRPR 1B; more common than originally known. Extensive habitat exists; occurs in many inaccessible sites or places that are very difficult access. See Mentzelia 1:19-21 (1975) for original description, and Phytologia 66(4):323 (1989) for taxonomic treatment.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 12 May 2025].