Kibatalia maingayi (Hook.f.) Woodson, Philipp. Journ. Sci. 60 (1936)

(Named after 'A.C. Maingay [1836-1869]' an English explorer who collected many plants)

Holarrhena daronensis Elm.
Kibatalia daronensis (Elm.) Woodson
Paravallaris maingayi (Hook.f.) Kerr
Vallaris daronensis (Elm.) Merr.
Vallaris maingayi Hook.f.

Upper canopy tree up to 42 m tall and 84 cm dbh. Stipules absent. Leaves opposite, simple, penni-veined. Flowers ca. 15 mm in diameter, white, with long narrow corolla tube, placed in congested inflorescences. Fruits ca. 290 mm long, green, dry dehiscent follicle, placed in pairs, exposing wind dispersed hairy seeds when open.

In undisturbed forests up to 100 m altitude. Usually on hillsides and ridges with sandy loam soils. In secondary forests usually present as a pre-disturbance remnant.

The latex is sold (for what purpose?), the wood is used for axes shaft or knive sheath.

Thailand, Peninsular Malaysia, Sumatra, Borneo (Sarawak, West-, East- and South-Kalimantan) and the Philippines.

Local names
Borneo: Bintuas, Mentaos, Pelai liling.