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Associate researcher Han Tingshen of the Biogeography and Ecology Research Group of the Banna Botanical Garden, together with his collaborators , summed up three hypotheses to verify whether polyploidy has achieved evolutionary success on the basis of previous work ( Figure 1 ) , namely the diversification hypothesis, The Long Survival Hypothesis and the Adaptive Hypothesis
During the field investigation and sampling work in the Hengduan Mountains, Zheng Quanjing, a graduate student, discovered and named a new species of Rorippa hengduanshanensis in the cruciferous family Rorippa hengduanshanensis .
Figure 1.
Fig.