Zhang, Rong-Qing, Alan J. Paton, Ya-Ping Chen, and Chun-Lei Xiang. “On the Identity of Dracocephalum breviflorum (Lamiaceae, Nepetoideae)”. Phytotaxa 636, no. 1 (February 1, 2024): 107–110. Accessed April 18, 2025. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.636.1.10.