⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35189760, with some changes.

Jungermannia quinquedentata f. attenuata Nees is a synonym of Orthocaulis attenuatus (Nees) A. Evans

This name is a synonym of Orthocaulis attenuatus (Nees) A. Evans.

The record derives from Tropicos which reports it as a synonym (record 35189760) with original publication details: Fl. Crypt. Erlang. 177 177 1817.