Diospyros wallichii King & Gamble, In Williams, Bull. Herb. Boiss. 2, 5 (1905)
Named after N. Wallich [1786-1854], a Danish botanist at Calcutta, India.
Diospyros bakhuisii Boerl. & Koord.-Schum.
Diospyros pulchrinervia Kosterm.
Mid-canopy tree up to 32 m tall and 56 cm dbh. Stipules absent. Leaves
alternate, simple, penni-veined, usually hairy below. Flowers ca. 2.7 mm
diameter, white-cream, with corolla tube, placed in bundles in leaf axils. Fruit
ca. 22 mm long, brown-black, fleshy berry.
Tree to 20(-32) m tall and 56 cm diameter. Twigs rusty appressed hairy when young, becoming glabrous
with age. Leaves chartaceous, glabrous to rusty-hairy below, plane or bullate between veins, not
subglaucous below; oblong-elliptic, rarely lanceolate, (14-)20-43 x 5.5-18 cm, base subcordate to
rounded or broadly cuneate, sometimes bearing a pair of pit-glands, apex acuminate; midrib sunken
(sometimes prominulous) above; lateral veins more-or-less sunken (sometimes prominulous) above,
prominent below, (10-)11-30 pairs, diminishing toward leaf margin; intercostal venation vaguely
scalariform; petiole 0.7-1.5 cm long. Male inflorescences slender, 1-2 cm long, each bearing to
9 flowers. Male flowers with calyx divided into 4 valvate triangular lobes; corolla salverform,
c. 1 cm long. Female inflorescences 0.7-2.5 cm long, each bearing 1-3 flowers. Female flowers with
calyx divided into 4 valvate lobes. Fruits in clusters of 1 or more, on 0.5-2 cm long stalk, globose,
to c. 2.5 cm diameter, not ribbed, symmetric, often with small pointed tip in the centre of a depressed
apex, densely rusty velvety. Fruit calyx accrescent, woody, densely rusty velvety; lobes short,
erect but the sides often dilated and reflexed. [from Tree Flora of Sabah and Sarawak]
In undisturbed mixed dipterocarp forests up to 1000 m altitude. On alluvial
(swamps and riversides) and dry places (hillsides and ridges). On sandy to
clayey soils, also on limestone.
Poisonous fruits used for fishing.
India, Birma, Thailand, Peninsular Malaysia, Sumatra, Borneo.
Borneo: Kayu baleh, Kayu malam, Kayu tutup kebali, Mauhi, Tubai buah.