Fig. 2From: Localized environmental heterogeneity drives the population differentiation of two endangered and endemic Opisthopappus Shih speciesResults of the Bayesian clustering analysis conducted using STRUCTURE. The ∆K plot conducted by Structure Harvester showed that K = 2 obtained the highest ∆K value. a ∆K plot of SNP. b Estimated genetic structure for K = 2 based on SNP. c ∆K plot of InDel. d Estimated genetic structure for K = 2 based on InDelBack to article page