(US) Any plant in the genus Eriogonum, related to true buckwheat

plural of sulfur buckwheat

plural of Conejo buckwheat

A wild buckwheat, Eriogonum crocatum, native to a small area around the Conejo Valley in Ventura County, California, but grown in similar climates for its tolerance to drought, silvery foliage and deep yellow flowers.

The sulfur buckwheat, Eriogonum crocatum

Resembling or characteristic of buckwheat.