Walsura robusta Roxb.

Trees 10-25 m tall. Branches brown, with lenticels, glabrous. Leaves 15-30 cm; petioles 2.5-8 cm; leaflets 3 or 5, opposite; petiolules 0.5-2 cm, both ends inflated, with joints; leaflet blades oblong, elliptic, or lanceolate, lateral ones 5-14 × 1.5-5 cm, terminal ones 7-16 × 3-7 cm, papery to thinly leathery, both surfaces glabrous, adaxially lustrous, secondary veins 5-8 on each side of midvein and ± prominent on both surfaces, base cuneate, apex acuminate. Thyrses 8-17 cm, sparsely pubescent. Flowers 4-6 mm, pedicellate. Calyx short, outside pubescent; lobes ovate, apex acute. Petals white, oblong to elliptic, 3-4 mm, broad, slightly imbricate in bud, outside pubescent, apex acuminate to obtuse. Stamen filament base or basal to middle part connate into a tube, inside apically covered with short hard trichomes, apex acuminate and not lobed; anthers yellow, ovoid, inserted on tips of filaments. Disk red, cup- shaped, outside glabrous, inside pubescent. Ovary oblate, 2-locular, apically covered with trichomes; style cylindric; stigma disciform, tip not divergent. Berry globose to ovoid, 1-2 cm in diam., densely covered with yellowish gray trichomes. Seeds 1 or 2. Fl. Feb-Mar, fr. Apr-Jun.

Sparse or dense forests in hilly regions. W Guangxi, Hainan, S Yunnan [Bangladesh, Bhutan, India, Laos, Malaysia, Myanmar, Thailand, Vietnam].

Walsura robusta is a tree species described by William Roxburgh; it is included in the family Meliaceae. No subspecies are listed in the Catalogue of Life. In Vietnamese its name is lòng tong.

Walsura robusta là một loài thực vật có hoa trong họ Meliaceae. Loài này được Roxb. miêu tả khoa học đầu tiên năm 1814.

割舌树（学名：Walsura robusta）为楝科割舌树属下的一个种。