Table 3.
Univariate PGLS results at different taxonomic levels
| Family level | ||||||
|---|---|---|---|---|---|---|
| Hybridization propensity | Hybrid ratio | |||||
| Trait | Estimate | P‐value | Adjusted‐R 2 | Estimate | P‐value | Adjusted‐R 2 |
| Perenniality | 0.057 | 0.391 | –0.001 | 0.135 | 0.061 | 0.013 |
| Woodiness | 0.093 | 0.206 | 0.003 | 0.141 | 0.077 | 0.011 |
| Percent agricultural | 0.004 | 0.951 | –0.005 | –0.072 | 0.322 | 0.000 |
| Outcrossing | 0.125 | 0.083 | 0.027 | –0.060 | 0.498 | –0.007 |
| Red List | 0.013 | 0.857 | –0.007 | 0.043 | 0.606 | –0.005 |
| Floral symmetry | –0.105 | 0.167 | 0.008 | 0.034 | 0.744 | –0.008 |
| Pollination syndrome | –0.191 | 0.019 | 0.028 | –0.267 | 0.010 | 0.034 |
| Breeding system | –0.029 | 0.610 | –0.006 | 0.017 | 0.817 | –0.007 |
| Reproductive system | 0.053 | 0.392 | –0.002 | 0.127 | 0.106 | 0.012 |
| C‐value | 0.136 | 0.084 | 0.011 | 0.099 | 0.288 | 0.001 |
| C.V. C‐value | –0.099 | 0.183 | –0.006 | 0.005 | 0.958 | –0.007 |
| Genus level | ||||||
|---|---|---|---|---|---|---|
| Perenniality | 0.103 | 0.000 * | 0.007 | 0.123 | 0.000 * | 0.011 |
| Woodiness | 0.126 | 0.000 * | 0.007 | 0.161 | 0.000 * | 0.011 |
| Percent agricultural | –0.039 | 0.840 | –0.001 | –0.109 | 0.568 | 0.000 |
| Outcrossing | 0.101 | 0.171 | 0.006 | 0.024 | 0.752 | –0.006 |
| Red List | –0.067 | 0.295 | 0.000 | –0.078 | 0.248 | 0.001 |
| Floral Symmetry | –0.045 | 0.515 | –0.002 | –0.026 | 0.698 | –0.004 |
| Pollination syndrome | –0.009 | 0.904 | –0.001 | –0.079 | 0.314 | 0.000 |
| Breeding system | 0.015 | 0.671 | –0.001 | 0.026 | 0.515 | –0.001 |
| Reproductive system | –0.106 | 0.011 * | 0.008 | –0.085 | 0.074 | 0.003 |
| C‐value | 0.065 | 0.226 | 0.001 | 0.101 | 0.081 | 0.003 |
| C.V. C‐value | –0.077 | 0.064 | 0.005 | 0.008 | 0.871 | –0.002 |
*Relationships significant after Benjamini–Hochberg procedure; raw P‐values < 0.05 are in bold.