Prismatomeris glabra (Korth.) Val., in Winkler, Engl. Bot. Jahrb. 44 (1910)

Species name meaning 'without hairs'.

Synonyms
Coffea glabra Korth.
Coffea lepidophloia Miq.
Coffea neurophylla Miq.
Paracoffea lepidophloea (Miq.) Miq.
Prismatomeris lepidophloia (Miq.) Ridl.
Prismatomeris neurophylla (Miq.) Ridl.

Description
Understorey tree up to 12 m tall and 22 cm dbh. Stipules ca. 5 mm long, needle-like. Leaves opposite, simple, penni-veined, glabrous. Flowers ca. 11 mm diameter, white-purplish, with long corolla tube, placed in loose flower heads (umbells). Fruits ca. 7 mm diameter, green-white, berries.

Ecology
In undisturbed mixed dipterocarp and keranga forests up to 700 m altitude. Usually on hillsides and ridges, but also along rivers and streams. On sandy to clay soils. In secondary forests usually present as a pre-disturbance remnant.

Distribution
Peninsular Malaysia, Sumatra, Borneo (throughout the island).

Local names
Borneo: Abeh, Kopi hutan, Tulang ular, Ubah puteh.