Description
Tree, 20-30 m by 40-60 cm ø.
Branchlets initially with a tomentum of fulvous stellate hairs of various size, later glabrescent, mostly slender, dark purplish brown, smooth, sparsely lenticellate;
Leaves chartaceous, 5-9 by 1½-3 cm (index 2.5-4.6), widest at the middle to slightly below;
Stipules linear-acute, 5-7 by 1-2 mm, hairy.
Fruits 3, immature, completely enclosed by the cupule.
Distribution
Asia-Tropical: Borneo present (Kalimantan present, Sabah present, Sarawak present), Sanggau in the western part present, western Kutei present
Malesia: Borneo (Sarawak, Sabah, Kalimantan: Sanggau in the western part, and western Kutei).
Notes
Vegetatively distinct; somewhat suggestive of C. acuminatissima, but the latter has leaves with a different indumentum, often remotely serrulate, and a single fruit in each cupule, whereas in C. microphylla there must be 3.
The mature cupule and fruit are unknown.
