Adaptive genetic differentiation in Pterocarya stenoptera (Juglandaceae) driven by multiple environmental variables were revealed by landscape genomics

Table 3 Correlations between environmental variables and the ordination axes

Environmental variable	Axe 1	Axe 2	Axe3	Axe 4
Bio1	0.330	0.226	−0.137	0.184
Bio2	−0.238	−0.440^*	−0.091	0.033
Bio3	0.208	−0.200	0.043	0.102
Bio4	−0.422^*	−0.101	− 0.059	− 0.166
Bio5	− 0.036	− 0.011	− 0.116	0.099
Bio6	0.481^*	0.245	−0.005	0.205
Bio8	−0.119	0.149	0.171	−0.457^*
Bio9	0.338	0.100	−0.102	0.429^*
Bio12	0.317	0.160	−0.098	0.440^*
Bio13	0.184	0.124	−0.253	0.290
Bio14	0.272	0.088	0.082	0.467^*
Bio15	−0.284	−0.013	− 0.286	−0.204
Bio18	0.281	0.252	−0.103	0.055
Sr1	0.084	−0.381	0.303	0.087
Sr3	−0.044	−0.382	0.295	−0.140
Sr5	−0.332	−0.402	0.171	−0.267
Sr6	−0.496^*	−0.338	− 0.021	−0.195
Sr7	−0.239	−0.081	− 0.039	0.359
Sr9	−0.052	−0.177	0.123	0.512^*
Sr10	−0.090	−0.341	0.258	0.292
Sr11	0.148	−0.342	0.319	0.253
Wvp1	0.439^*	0.363	0.033	0.375
Wvp4	0.316	0.309	−0.075	0.415^*
Wvp7	0.057	0.157	0.188	0.156
Wvp9	0.273	0.218	0.174	0.304

ISSN: 1471-2229