⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35141468, with some changes.

Polytrichum formosum var. aurantiacum (Hoppe ex Brid.) Hartm. is a synonym of Polytrichastrum longisetum (Sw. ex Brid.) G.L. Sm.

This name is a synonym of Polytrichastrum longisetum (Sw. ex Brid.) G.L. Sm..

The record derives from Tropicos which reports it as a synonym (record 35141468) with original publication details: Handb. Skand. Fl. 404 404 1820.