⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35141348, with some changes.
This name is a synonym of Polytrichum urnigerum var. tetragonum .
The record derives from Tropicos which reports it as a synonym (record 35141348
) with original publication details: Acta Bot. Acad. Sci. Hung. 18: 18. f. 6: 1--3, 1'-3' 18 1973.