Homotypic synonym according to GBIF classification (Originally found in sources as accepted taxon within Dendroligotrichum (Müller Hal.) V.F.Brotherus, 1904)
Homotypic synonym according to GBIF classification (Originally found in sources as accepted taxon within Polytrichadelphus (Müll.Hal.) Mitt.)
Polytrichastrum longisetum var. anomalum (Milde) Ignatov & G. L. Merr.
Heterotypic synonym according to GBIF classification (Originally found in sources as accepted taxon within Polytrichastrum longisetum G.L.Smith, 1971)
Polytrichum anomalum (Milde) Milde
Heterotypic synonym according to GBIF classification (Originally found in sources as synonym of Polytrichastrum longisetum var. anomalum (Milde) Ignatov & G.L.Merr.)