⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-375531, with some changes.

Orchis purpurea f. triangularis (Wirtg.) Soó is a synonym of Orchis purpurea subsp. purpurea

The record derives from WCSP which reports it as a synonym (record 375531) with original publication details: Bot. Arch. 23: 46 1928.