⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2873040, with some changes.

Piper lappaceum (Benn.) C.DC. is a synonym of Zippelia begoniifolia Blume

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Fl. Indo-Chine 1: 68 1910.