⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-195074, and has not been changed.

Stachys fragilis f. serpentini Fiori is a synonym of Stachys recta subsp. subcrenata (Vis.) Briq.

This name is a synonym of Stachys recta subsp. subcrenata (Vis.) Briq..

The record derives from WCSP which reports it as a synonym (record 195074) with original publication details: Nuovo Giorn. Bot. Ital. n.s., 17(4): 640 1910.