Strobocalyx arborea Sch.Bip., Jahresber. Pollichia xviii-xix. 171 (1861)

Synonyms
Cacalia arborea Kuntze
Conyza acuminata Wall.
Conyza arborea Wall.
Conyza wightiana Wall.
Decaneurum javanicum Miq.
Eupatorium acuminatum Wall. ex DC.
Eupatorium celebicum Blume
Eupatorium javanicum Blume
Flustula tomentosa Raf.
Gymnanthemum acuminatum Steetz
Gymnanthemum arboreum (Buch.-Ham.) H.Rob.
Leucomeris celebica Blume ex DC.
Leucomeris glabra Blume ex DC.
Leucomeris javanica Blume ex DC.
Strobocalyx blumeana Sch.Bip.
Strobocalyx celebica Sch.Bip.
Strobocalyx javanica Sch.Bip.
Vernonia arborea Buch.-Ham.
Vernonia blumeana DC.
Vernonia celebica (Blume) DC.
Vernonia cuspidata Steud.
Vernonia florescens Elmer
Vernonia javanica (Blume) DC.
Vernonia monosis Benth. ex C.B.Clarke
Vernonia urdanetensis Elmer
Vernonia vaniotii H.Lév.
Vernonia vivekanathanii Uniyal

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.