Oxygonum delagoense Kuntze

delagoense: of Delagoa Bay in Mozambique, where the type specimen was found.

Erect or ascending, annual or short-lived perennial herb. Stems up to 1 m tall, longitudinally striate, hairless or slightly velvety. Leaves narrowly elliptic-lanceolate or linear-lanceolate, 2-8 cm long, hairless or finely velvety, mucronate at the apex, with or without 1-3 pairs of more or less distinct lobes on the margin. Flowers in 2-4(6)-flowered clusters in the axils of bracts, together forming slender terminal racemes up to 30 cm long. Corolla white, greenish or pale pink, densely pubescent on the outside of the tube. Some male flowers usually present; styles of the long-styled flowers 3-3.5 mm long; styles of the short-styled flowers 1-3.5 mm long. Fruit a 3-sided more or less conical nut, 5-6 mm long, usually with 3 small, sometimes minute, teeth or protuberances at the angles a little above the base.

Botswana, Namibia, Tanzania, Mozambique, Zambia, Zimbabwe and South Africa.

Oxygonum delagoense là một loài thực vật có hoa trong họ Rau răm. Loài này được Kuntze mô tả khoa học đầu tiên năm 1898.