双果桑 shuang guo sang

Dimerocarpus balansae (Hutchinson) C. Y. Wu & H. L. Li; D. brenieri Gagnepain; Paratrophis caudata Merrill; Taxotrophis balansae Hutchinson.

Scandent shrubs; dioecious. Bark gray. Branchlets angular, without spines. Stipules tapered, 4-5 mm. Leaves on branchlets yellowish green when dry; petiole 3-5 mm; leaf blade elliptic to obovate-elliptic, 8-16 × 3-6 cm, membranous to papery, densely covered with cystoliths, base cuneate to obtuse and ± asymmetric, margin entire or ± undulate, apex caudate; midvein abaxially prominent and adaxially flat, secondary veins 5 or 6 on each side of midvein, abaxially conspicuous, and adaxially inconspicuous. Bisexual inflorescences absent. Male inflorescences spicate, 4-14 cm. Female inflorescences shortly spicate, 4-8-flowered; bracts ovate-lanceolate to reniform. Male flowers: sessile; calyx lobes 4; pistillode small. Female flowers: subsessile; calyx lobes 4, ± orbicular, margin inflexed and ciliate; ovary obliquely ovoid. Drupes globose, ca. 1.5 cm in diam., dehiscent, basally fleshy on one side. Fl. Apr.

Mixed forests, trail sides; 100-300 m. Guangxi, Yunnan [Indonesia, Malaysia, Philippines, Vietnam].