Fagopyrum
1 species naturalized Aust.; Qld, NSW, WA
Fagopyrum esculentum
Erect annual herb to 60 cm high. Stems tinged with red at maturity. Leaves hastate to cordate, 3–7 cm long, becoming sessile towards top of stem. Flowers in compact inflorescences; perianth tinged with pink, 2–3 mm long. Nut 5–6 mm long, smooth, triquetrous. Occasionally naturalized near areas of cultivation. Introd. from Asia. Buckwheat