⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-25003085, with some changes.

Piper signatum Trel. is a synonym of Piper biseriatum C. DC.

This name is a synonym of Piper biseriatum C. DC..

The record derives from Tropicos which reports it as a synonym (record 25003085) with original publication details: Contr. U.S. Natl. Herb. 26(4): 152 152 1929.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:199182-2.