Not an accepted name (status: unknown). The accepted name is Deschampsia cespitosa subsp. cespitosa 1812.

Deschampsia cespitosa subsp. macrothyrsa (Tatew. & Ohwi) Tzvelev, 1976 2% complete

No common name

Zlaki SSSR: 282 (1976)

There is no corrections for Deschampsia cespitosa subsp. macrothyrsa yet.