Table 2.
The extent of geographical clustering in the data, as evidenced with Mantel tests performed on IBDWS
| Dataset | Mantel’s r | Significance |
|---|---|---|
| Plastid data | ||
| Including all individuals, except the outgroups D. olen and D. ferrea | 0·103 | P = 0·09 |
| Excluding D. olen, D. ferrea and all D. vieillardii | 0·242 | P < 0·001 |
| Excluding D. olen, D. ferrea, D. vieillardii, D. umbrosa and D. flavocarpa | 0·383 | P < 0·001 |
| Excluding D. olen, D. ferrea, D. vieillardii, D. umbrosa, D. flavocarpa, D. cherrieri and D. veillonii | 0·427 | P < 0·001 |
| Combined | ||
| Including all individuals except the outgroups D. olen and D. ferrea | 0·079 | P = 0·10 |
| Excluding D. olen, D. ferrea and all D. vieillardii | 0·121 | P < 0·05 |
| Excluding D. olen, D. ferrea, D. vieillardii, D. umbrosa and D. flavocarpa | 0·302 | P < 0·001 |
| Excluding D. olen, D. ferrea, D. vieillardii, D. umbrosa, D. flavocarpa, D. cherrieri and D. veillonii | 0·374 | P < 0·001 |