⚠ Version 1 of The Plant List has been superseded.

This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Calliergon cuspidatum in version 1.1 of The Plant List.

Calliergon cuspidatum var. rufescens Loeske is a synonym of Hypnum cuspidatum var. rufescens (Loeske) Bott.

This name is a synonym of Hypnum cuspidatum var. rufescens (Loeske) Bott..

The record derives from Tropicos which reports it as a synonym (record 35153408) with original publication details: Krypt.-Fl. Brandenburg, Laubm. 978 978 1906.