⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50071536, with some changes.
This name is a synonym of Zanthoxylum americanum Mill..
The record derives from Tropicos which reports it as a synonym (record 50071536) with original publication details: Fl. Bor.-Amer. 2: 235 235 1803.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:775981-1.