[From Latin, octomele = eight partite and sumatrana = from Sumatra]
Synonymy: Octomeles moluccana Teisjm. & Binnend. ex Hassk.
Common names: Erima, binuang (Malay); benuang (Indonesian); limo (Papua New Guinea).
Physical description: It is a timber tree found in Malaysia and Indonesia. The stems are smooth, glabrous and terete. Leaves: simple, spiral and without stipules. The petiole is quadrangular and 12.5 cm-10 cm x 3mm-4mm. The blade is ovate, glabrous, broadly elliptic-cordate, leathery, and 18.5 cm-19 cm x 13.5cm-15cm and wavy at the margin. The nervations are sunken above and raised below the blade, showing 7-9 pairs of secondary nerves and a few scalariform tertiary nerves. The inflorescences are long and terminal spikes. The fruits are dehiscent capsules containing many seeds and marked at the apex with a vestigial calyx tube (Fig. 117).
Uses: In Indonesia, the sap expressed from the young leaves of Octomeles sumatrana Miq. is used to assuage abdominal pain. In the Philippines, a decoction of the bark is drunk to invigorate health. The pharmacological potential of Octomeles sumatrana Miq. remains unexplored.
Continue reading here: Family Begoniaceae C A Agardh 1825 nom conserv the Begonia Family
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