Fagopyrum escutentum - Family, Buckwheat. Color, greenish, white or rose. This is the cultivated buckwheat famous in New England buckwheat cakes, whose seeds often take root in neighboring fields and copses, the plant reappearing as a weed. Flowers in corymbose racemes. Between the stamens there are 8 yellow, honey-bearing glands, making this a favorite flower of the bee tribe. The grain is 3-angled, resembling a beech-nut. Hence the generic name, from fagus, a beech.