Huang, Q.-L.; Fei, W.-Q.; Wu, H.-S.; Zeng, Y.-P.; Yuan, Q.; Yang, Q.-E. Clematis sinii and C. xinhuiensis (Ranunculaceae), Respectively Described from Guangxi and Guangdong of China, Are Merged With C. meyeniana, a Species Widely Distributed in Eastern and Southeastern Asia. Phytotaxa 2024, 652, 171-207.