Figure 1

Scatter plot of buckwheat based on two discriminate components of PCA. The Ft represent F. tataricum, Fe represent F. esculentum, Fd represent F. dibotrys and the Fl represent F. luojishanense.
Scatter plot of buckwheat based on two discriminate components of PCA. The Ft represent F. tataricum, Fe represent F. esculentum, Fd represent F. dibotrys and the Fl represent F. luojishanense.