⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-25003679, with some changes.
This name is a synonym of Piper dilatatum f. dilatatum .
The record derives from Tropicos which reports it as a synonym (record 25003679
) with original publication details: Piperac. N. South Amer. 1: 302-303 302 1950.