⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35106796, with some changes.

Tortula gracilis var. viridis Hook. & Grev. is a synonym of Barbula acuta var. viridis (Hook. & Grev.) Guim.

This name is a synonym of Barbula acuta var. viridis (Hook. & Grev.) Guim..

The record derives from Tropicos which reports it as a synonym (record 35106796) with original publication details: Edinburgh J. Sci. 1: 300 300 1824.