⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-334522, with some changes.

Houlletia wallisii var. hennisiana Schltr. is a synonym of Houlletia wallisii Linden & Rchb.f.

This name is a synonym of Houlletia wallisii Linden & Rchb.f..

The record derives from WCSP which reports it as a synonym (record 334522) with original publication details: Orchis 9: 132 1915.