Vernonia arborea Buch.-Ham. ex Buch.-Ham., Trans. Linn. Soc. London 14(2): 218. (1824)

Latin for 'tree'.

Synonyms
Eupatorium javanicum Blume
Flustula tomentosa Raf. [Illegitimate]
Gymnanthemum acuminatum Steetz
Gymnanthemum arboreum (Buch.-Ham.) H.Rob.
Leucomeris glabra Blume ex DC. [Invalid]
Leucomeris javanica Blume ex DC. [Invalid]
Strobocalyx arborea (Buch.-Ham.) Sch.Bip.
Strobocalyx javanica (Blume) Sch.Bip.
Vernonia javanica (Blume) DC.
Vernonia vaniotii H.LÚv.

Description
Sub-canopy tree up to 26 m tall and 40 cm dbh. Stipules absent. Leaves alternate, simple, penni-veined, usually with asymmetric base. Flowers ca. 2 mm in diameter, purple, placed in panicles. Fruits ca. 5 mm long, whitish, wind dispersed winged seed.

Ecology
In disturbed places and secondary vegetations up to 1600 m altitude. Growing on all possible places, from swamps to riversides to hillsides and ridges.

Uses
Timber is used as firewood or for light indoor construction. Mixture of leaves is used to make a tonic for women after childbirth.

Distribution
Tropical Asia. In Borneo found throughout the island.

Local names
Borneo: Bungkang, Entapong, Enteropong, Medang gambong, Merambung, Merembung, Mung balug, Njelamen, Tambong, Tepung-tepung.