⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35173877, with some changes.

Orthotrichum serpens Bruch ex Hook. & Grev. is a synonym of Macromitrium serpens (Bruch ex Hook. & Grev.) Brid.

This name is a synonym of Macromitrium serpens (Bruch ex Hook. & Grev.) Brid..

The record derives from Tropicos which reports it as a synonym (record 35173877) with original publication details: Edinburgh J. Sci. 1: 119. 5 119 1824.