⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35163923, with some changes.

Hookeria undata (Hedw.) Hook. & Grev. is a synonym of Thamniopsis undata (Hedw.) W.R. Buck

This name is a synonym of Thamniopsis undata (Hedw.) W.R. Buck.

The record derives from Tropicos which reports it as a synonym (record 35163923) with original publication details: Edinburgh J. Sci. 2: 229. 5 229 1825.