Osmoxylon kostermansii

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Osmoxylon kostermansii


Glabrous, small tree, 8 m. Leaves clustered near the ends of the branches; Inflorescence a terminal compound umbel, hemispherical, c. 14 cm ø at anthesis; Fruit spherical, c. 6 mm long, strongly ribbed when dry.


Asia-Tropical: Borneo present (Kalimantan present), Mt Medadam present, Sangkulirang Distr present
Malesia: Borneo (Kalimantan: Sangkulirang Distr., Mt Medadam).


The foliage is similar to that of 22. O. palmatum, except for the distinctive petiolar crest. The inflorescence is also similar to O. palmatum, especially in the lack of an articulation on the rays below the umbellules.