⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35206059, and has not been changed.
This name is a synonym of Ptychanthus striatus var. caudatus .
The record derives from Tropicos which reports it as a synonym (record 35206059
) with original publication details: Cat. Canad. Pl., Musci 1930.