Populus yatungensis (C. Wang & P. Y. Fu) C. Wang & S. L. Tung

Trees to 10 m tall; bark grayish green to grayish, furrowed. Branchlets yellowish brown or grayish brown, purplish brown when young, angled, yellowish villous. Buds purple, downy, viscid. Petiole terete, 4-7 cm, villous, glandular distally; leaf blade long ovate to broadly ovate, 14-16 × 6-11 cm, abaxially glaucous, sometimes with coarse, long hairs, adaxially dull green, both surfaces pilose along veins, base cordate, margin glandular serrulate or crenate-serrate, ciliate or glabrous, apex acuminate to long acuminate. Fruiting catkin to 22 cm; peduncle pilose; rachis purplish red, stout. Capsule globose-ovoid, glabrous or pilose, 4-valved, shortly stipitate or sessile.

SW Sichuan, Xizang, Yunnan.

* Mountain slopes; 2400-3600 m.

Populus yunnanensis Dode var. yatungensis C. Wang & P. Y. Fu, Acta Phytotax. Sin. 12: 192. 1974; P. pseudoglauca C. Wang & P. Y. Fu var. yatungensis (C. Wang & P. Y. Fu) N. Chao.