wild buckwheat

noun7

1. •
   (US) Any plant in the genus Eriogonum of wild buckwheats, in the knotweed or buckwheat family (Polygonaceae), as is true buckwheat (Fagopyrum esculentum).
2. •
   Other plants related to or resembling buckwheat.
3. •
   Many other plants of the family Polygonaceae;
4. •
   Tartary buckwheat (Fagopyrum tataricum), cultivated in the Himalayas;
5. •
   tall buckwheat (Fagopyrum cymosum, syns. Fagopyrum acutatum, Fagopyrum dibotrys), cultivated for medicinal use and as animal fodder;
6. •
   Many plants of genus Eriogonum, of North America;
7. •
   Black bindweed, of species Fallopia convolvulus.