This name is a synonym of Brachythecium coruscum I. Hagen.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 35101856) with original publication details: Meddel. Grønland 15: 437 1898.
This name was in version 1 of The Plant List, record tro-35101856, and has not been changed.