Table 2.

Estimates of average gene diversity within populations (H _s), total gene diversity (H _T), between-population differentiation (G _ST), and number of substitution types (N _ST) overall populations and within four different population groups.

Population groups	cpDNA					ITS
	H S	H T	G ST	N ST		H S	H T	G ST	N ST
Northeastern populations (1–5)	0.095	0.811	0.883	0.932		0.525	0.726	0.277	0.242
Central populations (6–13)	0.095	0.893	0.894	0.899		0.829*	0.959*	0.136*	0.212 (NC)
Southwestern populations (14–26)	0.079	0.123	0.390 (NC)	0.419 (NC)		0.725*	0.802	0.096*	0.109
Western populations (27–30)	0.086	0.567	0.849	0.857		0.793*	0.895	0.114*	0.324
All populations	0.087	0.594	0.854	0.894*		0.729*	0.933*	0.219*	0.359*

Population numbers are shown in the parentheses. *P < 0.05; NC, not calculated.