Elaeocarpus floribundus Blume

Elaeocarpus floribundus Blume




E. tahanensis M.R. Henderson.

Vernacular Names

Medang biawak, medang teja, medang telur (Peninsular).
English Rugged oil-fruit.
Indonesia Hahauwan (Sundanese), kemesu (Javanese).
Philippines Malangau (Manobo).
Laos Ma moun, moun.
Thailand Muat doi (Northern), man som (North-eastern), kalon (Central).
Vietnam c[oo]m tr[aa]u.

Geographical Distributions

Elaeocarpus floribundus is distributed from India and Burma (Myanmar) to Indo-China, Thailand, Peninsular Malaysia, Java, Borneo and the Philippines (Palawan).


E. floribundusis an evergreen tree that can reach up to measure 30 m tall.

The leaves are often crowded at apices of pubescent, with glabrescent twigs, oblong, elliptical to obovate in shape, with a size of measure (3-)8-17(-22) cm x (2-)3-7(-9) cm, wedge-shaped base, acuminate apex, serrate margin, with 2-4 cm long petiole while the stipules are early caduceus. The raceme is below the leaves. It is measure about 7-14(-20) cm long, with many-flowered and with 4-8 mm long pedicel. The sepals are lance-shaped or narrowly triangular and measuring 4 mm x 2 mm while the petals are obovate-oblong in shape, with a size of measure 5 mm x 2 mm, gradually dilated from a broad base, with more or less abruptly widened apical portion, white and with 30-40 stamens. The filaments are about 0.5 mm long while the anthers are measure 1-2 mm long. The ovary is shortly hairy, 3-celled and usually there are 2 ovules per cell.

The drupe is ellipsoid in shape, with a size of measure 3-3.5 cm x 1.5-2 cm, often with yellow dots, almost smooth stone and slightly grooved.

Ecology / Cultivation

E. floribundus is more frequent in lowland rain forest but also frequent in lower montane forest, found from sea-level up to 1500 m altitude.

Line Drawing / Photograph



  1. Plant Resources of South-East Asia No. 12 (2): Medicinal and poisonous plants 2.