Xiong, X.-H., Liu, C., Pu, Y.-Q. & Liu, M. (2025) Rubus inopertus var. echinocalyx, R. pentagonus var. eglandulosus and Spiraea japonica var. pinnatifida, three synonyms of Rosaceae. Phytotaxa 697 (2): 206–212. https://doi.org/10.11646/phytotaxa.697.2.6