Zhang, Rong-Qing, Alan J. Paton, Ya-Ping Chen, and Chun-Lei Xiang. 2024. “On the Identity of Dracocephalum breviflorum (Lamiaceae, Nepetoideae)”. Phytotaxa 636 (1). Auckland, New Zealand:107-10. https://doi.org/10.11646/phytotaxa.636.1.10.