Description from Flora of China
Ficus cordifolia Roxburgh (1832), not Blume (1825); Urostigma rumphii (Blume) Miquel.
Trees, ca. 15 m tall, usually epiphytic. Bark gray, wrinkled when dry. Stipules caducous, ovate-lanceolate, 1.5-2.5 cm, scar conspicuous. Petiole 6-8 cm, glabrous; leaf blade cordate to ovate-cordate, 6-13 × 6-11 cm, ± leathery, glabrous, base ± cordate to broadly cuneate, apex acuminate; basal lateral veins 4, outer 2 basal veins short and thin, secondary veins 5 or 6 on each side of midvein. Figs axillary on leafy branchlets, paired or in small clusters on leafless older branchlets, with dark spots when young, dark purple when mature, globose, 1-1.5 cm in diam., sessile; involucral bracts orbicular, small; apical bracts ± navel-like. Male, gall, and female flowers within same fig. Male flowers: few, scattered among other flowers; calyx lobes 3, spatulate; stamen 1. Gall and asexual flowers: calyx lobes 3, lanceolate. Female flowers: ovary white, ovoid, smooth; style persistent, long; stigma clavate. Achenes thin, tuberculate and with adherent liquid; style long; stigma clavate.
Along trails; 600-700 m. W Yunnan [Bhutan, India, Indonesia, Malaysia, Myanmar, Nepal, Sikkim, Thailand, Vietnam].