Table 2. Analysis of molecular variance (AMOVA) of C. kiangsu based on geographical distances.

Source of variation	Df	Sum of squares	Variance components	Percentage of variation	φ-statistics	P value
Among groups	19	21.229	0.031 Va	13.98	φCT = 0.140	0.000
Among population within groups	5	2.855	0.023 Vb	10.42	φSC = 0.121	0.022
Within populations	368	62.643	0.170 Vc	75.59	φST = 0.244	0.152
Total	392	86.728	0.224