⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35187019, with some changes.

Sphagnum antarcticum f. densissimum Warnst. is a synonym of Sphagnum antarcticum var. densissimum (Warnst.) Rodway

This name is a synonym of Sphagnum antarcticum var. densissimum (Warnst.) Rodway.

The record derives from Tropicos which reports it as a synonym (record 35187019) with original publication details: Nov. Stirp. Pug. 1911.