182371
博碩士論文
Hsun-An Yang, 楊巽安
碩士 / 國立臺灣大學 / 森林環境暨資源學研究所 / 99 / With only 14 species, Taiwanese begonias are exceptional for their extensive variation in chromosome numbers (2n=22, 26, 36, 38, 52, 60, 64, 82), implying that mechanisms such as interspecific hybridization, polyploidization, and subsequent aneuploidization should have been crucial in generating the diversity of begonias in Taiwan. To untangle the origins of Taiwanese begonias and their complicated evolutionary history, DNA sequences of two low-copy nuclear genes...