This name is a synonym of Bryum miniatum var. anceps (Cardot & Thér.) Podp..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 35116245) with original publication details: Bot. Gaz. 37: 371. 19 f. 2 1904.
This name was in version 1 of The Plant List, record tro-35116245, and has not been changed.