Casearia kostermansii Sleum., Blumea 7 (1954)
Named after A.J.G.H. Kostermans [1907-?], a Dutch botanist.
Shrub up to 4 m tall. Stipules small and dropped early. Leaves alternate,
simple, penni-veined, glabrous. Flowers ca. 8 mm diameter, green-yellow, placed
in axillary bundles. Fruits ca. 22 mm diameter, yellow-orange, fleshy, dehiscent
capsules filled with many small seeds which are surrounded by red pulp.
In undisturbed mixed dipterocarp forests up to 100 m altitude. On hillsides
and ridges with sandy soils. In secondary forests usually present as a
pre-disturbance remnant tree.
Borneo (South- and East-Kalimantan).