noun
Leontopodium japonicum; Japanese edelweiss
A perennial plant native to Japan, closely related to the European edelweiss. The name is usually written in katakana.
ウスユキソウは高山植物の一種です。
Usuyukisō is a type of alpine plant.
この山では夏にウスユキソウが見られます。
On this mountain, you can see Japanese edelweiss in summer.
European edelweiss (Leontopodium alpinum); ウスユキソウ is a related Japanese species.
From 薄雪 (usuyuki, 'light snow') + 草 (sō, 'grass, plant'), referring to the plant's white, fuzzy appearance resembling light snow.