⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-26615224, with some changes.
This name is a synonym of Equisetum × mackaii .
The record derives from Tropicos which reports it as a synonym (record 26615224
) with original publication details: Phytologist 1: 305 305 1843.