Floral morphogenesis of the Maddenia and Pygeum groups of Prunus (Rosaceae), with an emphasis on the perianth

Xi Wang, Jun-Ru Wang, Si-Yu Xie, Xiao-Hui Zhang, Zhao-Yang Chang, Liang Zhao, Louis Ronse De Craene, and Jun Wen

J Syst Evol . 2022, (5): 1062 -1077 . DOI: 10.1111/jse.12748