Description from Flora of China
Ficus delavayi Gagnepain; F. langbianensis Gagnepain, p.p. (Hahn 143); F. petelotii Merrill; F. pyriformis Hooker & Arnott var. ischnopoda (Miquel) King.
Shrublike trees, 2-3 m tall. Bark gray, with winglike ridges. Branchlet internodes red, short. Stipules linear-lanceolate, ca. 8 mm. Leaves clustered apically on branchlets; petiole 5-8 mm; leaf blade elliptic-lanceolate to oblanceolate, 4-13 × 1-3 cm, papery, both surfaces glabrous, abaxially pale brown when dry, adaxially dark green, base cuneate, margin entire, apex acuminate; basal lateral veins short, secondary veins 7-15 on each side of midvein, and apically curved. Figs axillary on leafy or older leafless branches, solitary or occasionally paired, conic to spindle-shaped, with longitudinal ridges 1-2 × 0.5-0.8 cm, surface sulcate, basally attenuate into a short stalk; peduncle 1-1.5(-4) cm; involucral bracts 3 or 4, semipersistent. Male flowers: near apical pore, pedicellate; calyx lobes 3 or 4, oblanceolate; stamens 2; anthers ellipsoid. Gall flowers: subsessile; calyx lobes 4; ovary ± globose; style lateral, short; stigma shallowly 2-lobed. Female flowers: pedicellate; calyx lobes 3 or 4; style persistent, long; stigma 2-lobed. Achenes reniform, tuberculate. Fl. and fr. May-Aug.
River banks, scrub; 100-2200 m. S Guizhou, Yunnan [Bangladesh, Bhutan, NE India, Malaysia, Myanmar, Thailand, Vietnam].