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Table 3 Summary of partial dbRDA, showing the significance of climatic PCs (constrained factors) for explaining the variation in the genetic components

From: Localized environmental heterogeneity drives the population differentiation of two endangered and endemic Opisthopappus Shih species

      GLM for the distribution of PCs along ordination axes
Inertia Proportion adjR2 P t(axis1) Pr( >|t|) t(axis2) Pr( >|t|) Adj R2 F P
Conditioned (Latitude + Longitude) 0.3496 12.22% 0.1053 0.0200        
Constrained 1.7223 60.20% 0.5497 0.0300        
PC1 0.0801 2.80% 0.0046 0.2300 − 0.7820 0.4430 1.4410 0.1640 − 0.0275 0.3840 0.5418
PC2 1.6236 56.75% 0.5451 0.0100 6.1110 0.0001 0.1740 0.8630 0.1687 5.6680 0.02636
PC3 0.0183 0.64% 0.0001 0.2900 0.1770 0.8610 2.7180 0.0126 0.1171 4.0500 0.0456
Unconstrained 0.7888 27.58%          
Total 2.8607 100.00%