红果木 hong guo jian mu

Basionym: Guarea gotadhora Buchanan-Hamilton, Mem. Wern. Nat. Hist. Soc. 6: 307. 1 Jan 1832; Dysoxylum binectariferum (Roxburgh) J. D. Hooker ex Hiern; D. cupuliforme H. L. Li; D. grandifolium H. L. Li (1944), not Merrill (1905); G. binectarifera Roxburgh (not before 14 Jan 1832).

Trees 8-20 m tall. Young branches pubescent or glabrescent; apical bud spikelike or stiletto-shaped. Leaves 20-30(-40) cm, even-pinnate; petiole and rachis ± 4-sided; leaflets 5-11, alternate; petiolules 3-8 mm; leaflet blades oblong, oblong-elliptic, or lanceolate, 8-16(-23) × 4-7(-15) cm, papery to thickly papery, both surfaces glabrous, secondary veins 9-14 on each side of midvein, base oblique and cuneate to ± rounded, apex acuminate (sometimes shortly). Thyrses axillary, much shorter than leaves; short branches pulverulent pubescent. Pedicel 2-4 mm, pulverulent pubescent. Calyx cup-shaped, leathery, pulverulent pubescent, 4-lobed, lobes triangular. Petals 4, yellow, oblong, 6-8 × 2-4 mm, both surfaces pulverulent pubescent. Staminal tube cylindric, free from petals, outside and inside pubescent, mouth 8-lobed; anthers 8, alternate with lobes, oblong, included in staminal tube with only apical tip slightly protruding. Disk cylindric, ± as high as ovary, apex 8-10-crenate. Ovary densely grayish white pubescent; style cylindric, basally grayish white pubescent, apically glabrous; stigma globose to oblate, glabrous. Capsule obovoid, pyriform, or subglobose, 4.5-5 × 3-4 cm, glabrous. Seeds 4, red when mature. Fl. Mar-Jul, fr. May-Nov.

Dense forests in mountainous ravines; 500-1700 m. Hainan, S Yunnan [Bhutan, India, Laos, Nepal, Thailand, Vietnam].

Dysoxylum ficiforme (Wight) Gamble of S India and Sri Lanka may belong here.

The hard, compact timber is used for making furniture and carts.