Morphological and Genetic Variation along a North-to-South Transect in Stipa purpurea, a Dominant Grass on the Qinghai-Tibetan Plateau: Implications for Response to Climate Change
Table 1
Eigen values, percentage of variance explained by each PCA axis, and the first three PC scores of a principle components analysis (PCA) of 19 climatic variables for the 20 sampling locations of Stipa purpurea.