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Fig. 3 | BMC Plant Biology

Fig. 3

From: Genome-environment associations along elevation gradients in two snowbed species of the North-Eastern Calcareous Alps

Fig. 3

The first two components of a principal component analysis (PCA) based on allele frequencies observed for quality filtered variants obtained with Stacks for A) Achillea clusiana and B) Campanula pulla. Population names consist of species (A for A. clusiana, C for C. pulla), mountain (K for Admonter Kaibling, H for Hochschwab and S for Schneeberg) and elevation (lower L, medium M and upper U)

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