Xylopia stenopetala Oliver,
Hook. Icon. Pl. 21 t. 1563 (1887)
(Latin for 'with narrow petals')
Mid-canopy tree up to 39 m tall and 81 cm dbh. Stipules absent. Leaves
alternate, simple, penni-veined. Flowers with ca. 22 mm long, very narrow
petals, yellow, fragrant, placed on twigs. Fruitlets ca. 70 mm long,
bean-shaped, red, dehiscent, placed in apocarp.
In undisturbed forests up to 980 m altitude, but also quite often in
secondary forests along road sides. Mostly in mixed dipterocarp forests, but
occasionally found in swamp forest. On sandy to clayey soils, sometimes on
limestone. Usually on hillsides and ridges, less frequent on alluvial sites.
Sumatra and Borneo (Sarawak, Sabah, West-, East- and South-Kalimantan).
Borneo: Ako, Sankajang.