⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35179277, with some changes.
This name is a synonym of Atrichum angustatum .
The record derives from Tropicos which reports it as a synonym (record 35179277
) with original publication details: Moss Fl. N. Amer. 1: 105 105 1937.