Akçi̇çek E., Di̇rmenci̇ T., Güner, Özal and Çeti̇n Özlem 2026. Stachys boluensis (Lamiaceae), a new species from northern Anatolia, Türkiye, with neotypification of S. thirkei. Phytotaxa. 770, 3 (Aug. 2026), 187–198. DOI:https://doi.org/10.11646/phytotaxa.770.3.3.