Salix weixiensis Y. L. Chou

Shrubs or small trees to 7 m tall. Branchlets brown, glabrous; juvenile branchlets dull brown, pubescent, becoming subglabrescent. Buds ovoid, small, glabrous. Stipules semicordate, 3-5 mm, margin sparsely glandular serrate, villous; petiole 3-6 mm, pubescent; leaf blade long elliptic-lanceolate, 7.5-11 × 2.3-3 cm, abaxially pale, adaxially dull green, both surfaces glabrous or downy along midvein, densely downy when young, base cuneate or broadly cuneate, margin coarsely glandular serrate, apex long acuminate. Male catkin unknown. Female catkin cylindric, 1.4-1.6 cm, to 2 cm in fruit; peduncle 6-9 mm, with 2 or 3 leaflets; leaflets obovate-oblong, 1.5-1.8 cm × 6-8 mm, usually deciduous after anthesis; bracts brownish, ovate, abaxially long pubescent proximally, adaxially subglabrous or long pubescent at base, ciliate, apex rounded or obtuse. Female flower: adaxial gland broad, larger than abaxial gland; ovary ovoid or long ovoid, 1.5-2 × 1-1.6 mm, pilose at base; style very short; stigma 2-lobed. Capsule 2.8-4 mm, glabrous or pilose at base. Fl. Apr, fr. May.

Yunnan

* Thickets, mixed woods; 1900-2600 m.

Salix weixiensis là một loài thực vật có hoa trong họ Liễu. Loài này được Y.L. Chou miêu tả khoa học đầu tiên năm 1981.

维西柳（学名：Salix weixiensis）为杨柳科柳属的植物，为中国的特有植物。分布于中国大陆的云南等地，生长于海拔1,950米至2,600米的地区，多生长在灌丛以及杂木林中，目前尚未由人工引种栽培。