⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35125248, with some changes.
This name is a synonym of Polytrichum alpinum var. ambiguum .
The record derives from Tropicos which reports it as a synonym (record 35125248
) with original publication details: Fl. Bor.-Amer. 2: 293 293 1803.