Ranjbar M, Ranjbar Z.

A taxonomic revision of Cephalaria subgen. Cephalaria sect. Atrocephalae (Caprifoliaceae) from Iran

. Phytotaxa [Internet]. 2017 Jun. 27 [cited 2025 Dec. 6];311(2):101–138. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.311.2.1