Salix serissaefolia

Salix serissaefolia is a putative species of willow native to central Japan. It is known as コゴメヤナギ in Japanese. It was described by Kimura in Bot. Mag. Tokyo 40: 639. H.Ohashi synonymized it as Salix jessoesis subsp. serissaefolia H. Ohashi, comb. nov., in A Systematic Enumeration of Japanese Salix, Hiroyoshi OHASHI 植物研究雑誌 J. Jpn. Bot. 75: 1-4 1. Note the typographical error for Salix jessoensis. Salix jessoensis is a synonym of Salix pierotii, as is Salix serissifolia. Note the spelling difference between Salix serissaefolia and Salix serissifolia.
It is a deciduous tree, reaching a height of 10–25 m.