They are especially abundant in buckwheat Fagopyrum esculentum.    From Wordnik.com.  [THE NATURAL REMEDY BIBLE] Reference

Kasha aka buckwheat is a herb of the genus Fagopyrum.    From Wordnik.com.  [Diner's Journal] Reference

(Hypericum perforatum) and buckwheat (Fagopyrum esculentum).    From Wordnik.com.  [TheHorse.com News] Reference

Consider buckwheat (Fagopyrum esculentum), bugleweed (Ajuga reptans), Roman chamomile (Chamaemelum nobile) chickweed.    From Wordnik.com.  [The Full Feed from HuffingtonPost.com] Reference

Fagopyrum tataricum Gaertn.    From Wordnik.com.  [1. Lost crops of the incas.] Reference

Fagopyrum esculentum, reported by John Trossel.    From Wordnik.com.  [3: Staple crops] Reference

Fagopyrum esculentum.    From Wordnik.com.  [28 additional technical notes about tropical agriculture] Reference

P. Fagopyrum.    From Wordnik.com.  [Prodromus stirpium in horto ad Chapel Allerton vigentium] Reference