Description from Flora of China
Ficus obtusa Hasskarl, Cat. Hort. Bot. Bogor. 75. 1844; F. ahernii Merrill.
Shrubs, scandent. Branches with aerial roots; branchlets dark brown, brown villous when young but becoming subglabrous. Stipules with brown hairs. Petiole 0.7-2.2 cm, with sparse or dense brown pubescence; leaf blade broadly ovate to broadly oblong, 8-11.5 × 5.4-10.8 cm, brown villous when young, glabrescent or abaxially subglabrous, base obtuse to ± cordate, margin with indistinct glandular teeth, apex obtuse to rounded; basal lateral veins 2-4, secondary veins 4-6 on each side of midvein. Figs single, paired, or clustered, globose to obconic, 1-1.8 × 1.6-1.9 cm, inside with bristles; peduncle 7-8 mm, hairy, involucral bracts triangular, persistent. Gall flowers: calyx lobes thin; ovary reddish brown. Female flowers: calyx lobed, sepals thin.
Ficus trichocarpa var. trichocarpa occurs in Indonesia, Malaysia, Philippines, Thailand, and Vietnam, but not in China.
Low elevations. Taiwan (Lan Yu, Lu Dao) [Indonesia, Philippines].