noun
bank haircup moss; Polytrichastrum formosum
A species of moss; the name is a biological term. In everyday contexts, it is simply referred to as a type of moss.
オオスギゴケは、山地の湿った場所でよく見られる。
Bank haircup moss is often found in damp mountainous areas.
The name likely derives from 大杉 (great cedar) and 苔 (moss), referring to its appearance resembling a small cedar tree. The exact origin is uncertain.