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

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

					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%

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