4. Ventilago maderaspatana Gaertner, Fruct. Sem. Pl. 1: 223. 1788.
印度翼核果 yin du yi he guo
Shrubs scandent. Branchlets brownish, pubescent. Stipules caducous; petiole 4-7 mm; leaf blade abaxially pale green, adaxially dark green, shiny, ovate-oblong to ovate-elliptic, 7-15 × 2.5-5 cm, papery or subleathery, abaxially puberulent to glabrous, adaxially glabrous, lateral veins 4-8(-10) pairs, base subrounded, symmetric or ± asymmetric, margin obtusely dentate, rarely entire, apex long acuminate. Flowers in terminal or axillary, cymose racemes or cymose panicles, 5-15 cm. Calyx tube pubescent; sepals spreading, triangular, adaxially medially keeled. Petals obovate, equaling stamens, clawed at base, apex emarginate and minutely mucronulate. Disk fleshy, densely hairy. Ovary globose, ± completely immersed in disk, ± densely tomentose; styles cleft to half. Drupe 5-6 cm, densely pubescent; stone 6-8 mm in diam., wing oblong, 0.9-1.1 cm wide, surrounded by calyx tube at base for 2/5-1/2, apex rounded, 1-loculed, 1-seeded; fruiting pedicel ca. 3 mm. Fl. unknown, fr. Dec-Apr of following year.
Forests; low elevations. S Yunnan [India, Indonesia (Java), Myanmar, Sri Lanka].
The bark of Ventilago maderaspatana is used medicinally in India.