大果木姜子 da guo mu jiang zi

Evergreen trees, up to 20 m tall, to 60 cm d.b.h. Branchlets conspicuously angular, glabrous. Leaves alternate; petiole 1.6-3.5 cm, stout, glabrous; leaf blade lanceolate, 10-20(-50) × 3.5-5 cm, glabrous on both surfaces and glaucous abaxially, pinninerved, midrib conspicuously prominent on both surfaces, lateral veins 12-14 pairs, base cuneate, apex acute or acuminate. Umbels axillary, solitary, or in cluster of 2-4, 5-flowered; peduncle stout and short. Male flowers: pedicel ca. 4 mm, white pubescent; perianth segments 6, lanceolate; fertile stamens 9; filaments pubescent, of 3rd whorls each with 2 stipitate glands at base. Fruit oblong, 1.5-2.5 × 1-1.4 cm, seated on discoid perianth tube; fruiting pedicel 5-8 mm, stout. Fl. Jun, fr. Nov-Dec.

Dense forests; 900-2500 m. S Fujian, Guangdong, Guangxi, Hainan, Hunan, SE Yunnan [Laos, Vietnam].

The wood is light and brash, but not fissile or resistant to borer insects, and is used for furniture and joinery parts. The seeds may be used for industrial oil.