Stachys officinalis subsp. serotina
Synonymy
Source: 2010: World Checklist of Selected Plant Families (2010), copyright © The Board of Trustees of the Royal Botanic Gardens, Kew.
Stachys officinalis subsp. serotina in Repert. Spec. Nov. Regni Veg. Beih. 30(2): 282. 1929