Blumea riparia DC.

Candolle, A.P. de (1836) Prodromus systematis naturalis regni vegetabilis 5: 444.

A slender vine not exceeding a stem diameter of 2 cm.

Leaf blades about 6-12 x 1.8-4.5 cm, petioles about 3-8 mm long.

Flower heads about 7-8 x 4-5 mm. Outer flowers in the head are female and lack a corolla. 'Calyx' composed of numerous finely barbed hairs. Corolla tube about 4-5 mm long, lobes about 0.3-0.4 mm long. Anthers about 1.2-1.5 mm long, filaments about 2.2-2.5 mm long. Style about 5-6 mm long, stigmas about 0.8-1 mm long.

Fruits about 1-1.5 mm long. Plumes about 5 mm long, minutely barbed.

Features not available.

Occurs in NEQ. Altitudinal range not known but has been collected at 600 m. Grows in upland rain forest. Also occurs in New Guinea and other parts of Malesia.

This species may have some minor medicinal uses.