Jin, Z.-C. and Chen, Y.-S. 2022.

Reduction of Cirsium fangii (Asteraceae, Cardueae) to the synonymy of C. leo and description of a new species, C. sichuanense, from Sichuan, China

. Phytotaxa. 576, 2 (Dec. 2022), 158–172. DOI:https://doi.org/10.11646/phytotaxa.576.2.2.