光果乌柳 guang guo wu liu

Salix cheilophila C. K. Schneider var. cyanolimnea (Hance) C. Y. Yang.

Shrubs to 3 m tall. Branchlets gray-black to reddish black, tomentose at first, glabrescent. Buds ovoid, villous. Petiole 1-3 mm; leaf blade oblanceolate, 2.5-6 cm × 5-10 mm, abaxially grayish white, densely sericeous, adaxially green, pilose, base attenuate, rarely obtuse, margin glandular serrate distally, revolute, apex acuminate or acute; lateral veins 8-10 on each side of midvein. Flowering coetaneous. Male catkin 1.5-2 cm × 3-4 mm, subsessile, with 2 or 3 leaflets at base; bracts obovate-oblong, downy at base, apex obtuse or retuse. Male flower: gland 1, narrowly oblong, sometimes 2-lobed; stamens 2; filament 1, glabrous; anthers yellow. Female catkin to 2(-2.5) cm, to 2.5 cm in fruit; bracts suborbicular. Female flower: gland 1, narrowly oblong; ovary ovoid or ovoid-cylindric, glabrous, sessile; stigma small, lobed. Capsule shortly stipitate, glabrous, ca. 3 mm. Fl. Apr, fr. May.

* By rivers; 2500-3000 m. Qinghai, Sichuan, Yunnan