⚠ Version 1 of The Plant List has been superseded.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 Barbula rigidula in version 1.1 of The Plant List.

Barbula rigidula subsp. nicholsonii (Culm.) Dixon is a synonym of Barbula trifaria subsp. nicholsonii (Culm.) Podp.

This name is a synonym of Barbula trifaria subsp. nicholsonii (Culm.) Podp..

The record derives from Tropicos which reports it as a synonym (record 35111196) with original publication details: Stud. Handb. Brit. Mosses (ed. 3) 413 413 1924.