Table 2.

Results of mismatch distribution analysis and neutrality tests for pooled populations of Triplostegia lineages

Region	τ	θ0	θ1	SSD (p value)	H Rag (p value)	D	F S	t
Southwestern China	0.94	0.11	30,000.62	.16	.30	−0.79	−2.38	0.33
Central China	0.63	0.08	0.60	.013*	.027*	0.38	0.22	—
Taiwan	1.53	0.00	14,285.81	.031*	.16	2.26*	3.93	—

τ = 2ut, where t is the expansion time and u is the mutation rate per generation; θ₀, pre‐expansion population size; θ₁, postexpansion population size; SSD, sum of squared deviations; H _Rag, Harpending's raggedness index; t, time since expansion (Ma); *, p < .05.