Typification of the names Verbascum limnense and Celsia tomentosa (Scrophulariaceae) and a new nothospecies, V. × sipiadense, with the hybrid formula V. limnense × V. sinuatum
. Phytotaxa [Internet]. 2022 Apr. 5 [cited 2025 Apr. 8];542(2):214–220. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.542.2.9