Shrublets or undershrubs. Leaves with short petioles, nerves ascending at an angle of 70-80°, slightly curved. Stipules pectinate. Inflorescences axillary, much reduced, the rachis bearing some small bracts, but only 1 terminal flower; Flowers ☿, 5-merous. Stamens adnate to the tube. Ovary 3-carpelled; Seeds not winged.
Asia-Tropical: Borneo present; Malaya (Peninsular Malaysia present); Philippines (Philippines present); Sumatera (Sumatera present)
Malesia: Sumatra, Malay Peninsula, Borneo, Philippines. Monotypic.