⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Arctottonia sempervirens in version 1.1 of The Plant List.
This name is a synonym of Piper neesianum .
The record derives from Tropicos which reports it as a synonym (record 25003152
) with original publication details: Publ. Carnegie Inst. Wash. 436: 302 302 1934.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:17972-2
.