Dysoxylum pachyrhache Merr., Univ. Calif. Publ. Bot. 15 (1929)
Latin for 'thick stalk or rachis'.

Synonyms
Epicharis pachyrhachis (Merr.) Harms

Description
Mid-canopy tree up to 32 m tall and 62 cm dbh. Stipules absent. Leaves alternate, compound, leaflets penni-veined, usually densely hairy below. Flowers ca. 12 mm diameter, white-yellow, placed in racemes. Fruits ca. 100 mm diameter, yellow-orange-red, capsules.

Ecology
In undisturbed mixed dipterocarp and sub-montane forests up to 1600 m altitude. On hillsides and ridges with sandy to clay soils. In secondary forests usually present as a pre-disturbance remnant.

Distribution
Borneo (Sarawak, Sabah, West- and East-Kalimantan).

Local names in Borneo
Injualang, Lantupak, Peleh manuk, Segera.