⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35131824, and has not been changed.

Didymodon cordatus var. flaccidus Roll is a synonym of Barbula cordata var. flaccida (Roll) Podp.

This name is a synonym of Barbula cordata var. flaccida (Roll) Podp..

The record derives from Tropicos which reports it as a synonym (record 35131824) with original publication details: Deutsche Bot. Monatsschr. 3: 58 58 1885.