⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-26604574, with some changes.
This name is a synonym of Equisetum × nelsonii .
The record derives from Tropicos which reports it as a synonym (record 26604574
) with original publication details: Fern Bull. 12: 41 41 1904.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:93037-2
.