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Table 1 Posterior estimates of demographic parameters for the best models of population demography in Fig. 3 revealed by Approximate Bayesian Computation

From: More opportunities more species: Pleistocene differentiation and northward expansion of an evergreen broad-leaved tree species Machilus thunbergii (Lauraceae) in Southeast China

Cluster (best model) Parameter NA N1 N1c T1 (years) T1 (generations) T3 (years) T3 (generations)
N (scenario 2) Mean 4.10 × 104 1.03 × 106 3.7 × 105 1.47 × 105 1.47 × 104 5.20 × 105 5.20 × 104
Median 3.89 × 104 1.02 × 106 3.45 × 105 1.42 × 105 1.42 × 104 5.17×  105 5.17×  104
95% CI 0.71–8.29 × 105 0.30–1.80 × 106 0.72–7.38 × 105 0.19–2.83 × 105 0.19–2.83 × 104 1.21–9.43 × 105 1.21–9.43 × 104
S (scenario 2) Mean 4.19 × 104 2.74 × 106 2.28 × 105 7.31 × 104 7.31 × 103 4.55 × 105 4.55 × 104
Median 3.85 × 104 2.64 × 106 2.09 × 105 6.90 × 104 6.90 × 103 4.16 × 105 4.16 × 104
95% CI 0.84–8.85 × 104 0.72–4.72 × 106 0.58–4.55 × 105 0.11–1.41 × 105 0.11–1.41 × 104 0.86–9.25 × 105 0.86–9.25 × 104
A (scenario 2) Mean 5.81 × 104 3.08 × 106 1.01 × 106 1.02 × 105 1.02 × 104 6.80 × 105 6.80 × 104
Median 5.68 × 104 2.92 × 106 0.98 × 106 0.99 × 105 0.99 × 104 7.20 × 105 7.20 × 104
95% CI 0.06–1.12 × 105 0.92–5.64 × 106 0.27–1.80 × 106 0.20–1.88 × 105 0.20–1.88 × 104 2.47–9.78 × 105 2.47–9.78 × 104
  1. NA, ancestral population size; N1, current population sizes; N1c, population size between the ancestral population and the current population; T1, T3, population expansion time