⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-79320, with some changes.
This name is a synonym of Euphorbia dentata Michx..
The record derives from WCSP which reports it as a synonym (record 79320) with original publication details: Rep. U.S. Mex. Bound. 2(1): 190 1858.