Table 2.
Results of Kruskal Wallis analyses of island age over genetic differentiation for three datasets: whole archipelago,; M. hyssopifolia and taxa belonging to the M. varia complex; and taxa belonging to the western lineage (Tenerife. La Palma and El Hierro and M. pedro-luisii from La Gomera)
| Dataset | Level | Test | F ST | uNeiD | ||||
|---|---|---|---|---|---|---|---|---|
| DF | Chi2 | P-value | DF | Chi2 | P-value | |||
| All samples | Populations | Islands | 5 | 1366 | <.0001 | 5 | 76.38 | <.0001 |
| Species | 21 | 2991 | <.0001 | 21 | 572.6 | <.0001 | ||
| old/new | 2 | 2734 | <.0001 | 2 | 4138.7 | <.0001 | ||
| Species | Islands | 5 | 33.6 | <.0001 | 5 | 11.27 | 0.04 | |
| Species | 21 | 185.6 | <.0001 | 21 | 64.88 | <.0001 | ||
| old/new | 2 | 102.4 | <.0001 | 2 | 76.42 | <.0001 | ||
| M. varia and M. hyssopifolia | Populations | Islands | 4 | 831.17 | <.0001 | 4 | 252.9 | <.0001 |
| Species | 7 | 857.3 | <.0001 | 7 | 282.6 | <.0001 | ||
| old/new | 2 | 2105 | <.0001 | 2 | 1934.3 | <.0001 | ||
| Species | Islands | 4 | 18.91 | 0.0008 | 4 | 5.78 | 0.22 | |
| Species | 7 | 21.46 | 0.003 | 7 | 8.18 | 0.32 | ||
| old/new | 2 | 30.66 | <.0001 | 2 | 25.70 | <.0001 | ||
| Within West | Populations | Islands | 3 | 592.4 | <.0001 | 3 | 339.46 | <.0001 |
| Species | 11 | 1204 | <.0001 | 11 | 651.61 | <.0001 | ||
| old/new | 2 | 1209 | <.0001 | 2 | 927.42 | <.0001 | ||
| Species | Islands | 3 | 0.80 | 0.8 | 3 | 6.96 | 0.07 | |
| Species | 11 | 55.92 | <.0001 | 11 | 46.89 | <.0001 | ||
| old/new | 2 | 68.85 | <.0001 | 2 | 61.95 | <.0001 | ||
Significance was adjusted to α ≤ 0.003 by the Sidak method due to an increased number of tests per response