Table 2.

Genetic differentiation statistics among subpopulations within metapopulations of Zingiber corallinum and Z. nudicarpum. H_T: total population diversity; H_S: average within-population diversity; G_st: the population differentiation; N_m: gene flow.

Species	Metapopulation	H T	H S	G st	N m
Z. corallinum	GDZJ	0.2499	0.1131	0.5475	0.4432
	GDYX	0.2469	0.0310	0.8745	0.0718
	Total	0.2484	0.0721	0.7110	0.2575
Z. nudicarpum	HNCJ	0.2582	0.1522	0.4105	0.7180
	HNBT	0.1955	0.1425	0.2711	1.3442
	Total	0.2269	0.1474	0.3408	1.0311