⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50127752, and has not been changed.

Piper umbrigaudens C. DC. is a synonym of Piper rusbyi C. DC.

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

The record derives from Tropicos which reports it as a synonym (record 50127752) with original publication details: Repert. Spec. Nov. Regni Veg. 13: 310 310 1914.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:199482-2.