Dehaasia firma Blume,
Mus. Bot. Lugd. Bat. 1 (1851)
Latin for 'strong'.
Haasia firma (Blume) Miq.
Almost indistinguishable from Alseodaphne bancana Miq.
Mid-canopy tree up to 33 m tall and 72 cm dbh. Stipules absent. Leaves
alternate, simple, penni-veined, glabrous. Flowers ca. 2.5 mm diameter,
green-white-yellow, placed in panicles. Fruits ca. 16 mm long, blue-purple,
In undisturbed mixed dipterocarp, keranga and peat-swamp forests up to 700 m
altitude. Usually on alluvial sites and along rivers, but also common on
hillsides and ridges. Mostly on poor sandy soils or ultrabasic, but also on clay
soils and limestone. In secondary forests usually present as a pre-disturbance
The wood is used.
Peninsular Malaysia, Borneo (Sarawak, Brunei, Sabah, West-, Central-, South-
Borneo: Medang, Medang sisik, Medang teras, Panguan, Tawah.