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 Morus mongolica (Burr.) Schneid. var. rotundifolia Y. B. Wu in Acta Bot. Yunnan. 16(2): 120. 1994. Holotype:China. Hebei: Xinglong, 1989-06-10, Y. B. Wu 1. (本文共 155 字 , 1 张图 ) [阅读本文] >>