Family Code: POLYGO Genus Code: ERIOG Genus CN: buckwheat Genus Authority: Michx. Genus Summary: A genus of about 250 species, herbs and shrubs, of w. North America (a few in se. North America). Like Astragalus, it is represented in e. North America by a few species restricted to unusually dry habitats. Genus References: Reveal in FNA (2005); Reveal (1989, 2004)=Y; Brandbyge in Kubitzki, Rohwer, & Bittrich (1993). Last Updated: 2019-11-29 Publish: 1