Doryxylon albicans (Blume) N.P.Balakr. in Bull. Bot. Surv. India 9: 58, ff. 1 - 7. 1967 (1968). Adisca albicans Blume, Bijdr. Fl. Ned. Ind. 611. 1826. Sumbavia macrophylla Müll.Arg. in Flora 47: 482. 1864 & in DC., Prodr. 15(2): 727. 1866; Kanjilal et al., Fl. Assam 4: 199. 1940. Sumbaviopsis albicans (Blume) J.J.Sm. in Meded. Dept. Landb. Ned.-Indie 10: 357. 1910; Govearts et al., World Checkl. & Bibl. Euphorbiaceae 4: 1494. 2000.

Trees, 6 - 15 (- 25) m tall; branches with scurfy white tomentum. Leaves elliptic, oblong- ovate or lanceolate, narrowly subpeltate by 2 - 6 mm, rounded or obtuse and biglandular at base, entire, undulate or distantly dentate along margins, obtuse, acute or cuspidate-acuminate at apex, 7 - 35 x 4 - 16 cm, coriaceous, glabrous and shiny above, densely velvety white tomentose beneath; lateral nerves 7 - 13 pairs, the basal pair opposite, extending to one-third the length of the lamina; petioles 2 - 10 cm long. Male inflorescences up to 15 cm long, female inflorescences up to 35 cm long; bracts ca 2 x 1 mm. Male flowers: in fascicles of 3 – 5; bracts small, oblong- triangular; pedicels 2 - 5 mm long; calyx lobes oblong-ovate, concave, ca 5 x 3 mm; petals obovate, ca 2.5 mm across; stamens ca 50; filaments ca 2.5 mm long; anthers linear-oblong, ca 1 mm long, versatile. Female flowers: solitary amidst male flower-clusters; pedicels 7 - 10 mm long, up to 2 - 4 cm long in fruit; calyx lobes oblong-triangular, 2 – 4 x 1.5 - 2.5 mm, stellate pubescent; petals absent or rudimentary; ovary ovoid-oblong, 3-lobed, 2.5 - 4.5 mm long, stellate pilose; styles entire, ca 1 cm long. Fruits subglobose, somewhat flattened, 2 - 3.5 x 1.5 - 3 cm, dark stellate tomentellous; seeds oblong, narrowed at base, 1.3 - 2 cm long, 1 - 1.5 cm across, longitudinally pitted foveolate, black.

Fl. Dec. - Feb.; Fr. March - April.

Distrib. India: Tropical humid evergreen forests, up to an altitude of 500 m, scattered in distribution. Assam, Arunachal Pradesh, Nagaland and Tripura.

Myanmar, Thailand, Vietnam, Malaysia, Borneo, Sumatra, Java and Philippines.

Uses. The seeds are edible.