Pecteilis radiata

Pecteilis radiata (syn. Habenaria radiata) is a species of orchid found in China, Japan, Korea and Russia. It is commonly known as the white egret flower, fringed orchid or sagisō. It is not to be confused with the white fringed orchid Platanthera praeclara, which is a North American species. The Sagiso is the official flower of Setagaya ward, Tokyo.