Explanatory variables included in the complete model a | Hermaphrodite | Female | Comparison between morphs c | |||
---|---|---|---|---|---|---|
Selection gradients (±se) | P value | Selection gradients (±se) | P value | Interaction coefficient (±se) | P value | |
Directional selection | ||||||
Corolla | −0.10 ± 0.11 | 0.387 | 0.68 ± 0.35 | 0.091 | −2.42 ± 1.32 | 0.08 |
R-platform | − 0.18 ± 0.10 | 0.09 | − 0.23 ± 0.30 | 0.452 | −0.36 ± 0.52 | 0.494 |
Style exsertion | 0.00 ± 0.11 | 0.991 | 0.52 ± 0.20 | 0.034 | −0.67 ± 0.53 | 0.219 |
Style height | 0.17 ± 0.11 | 0.137 | −0.88 ± 0.43 | 0.075 | 1.21 ± 1.14 | 0.299 |
Flower number | −0.01 ± 0.11 | 0.952 | − 0.21 ± 0.22 | 0.365 | − 0.07 ± 0.41 | 0.857 |
Nonlinear selection b | ||||||
Corolla ^ 2 | 0.58 ± 0.23 | 0.022 | 2.17 ± 0.96 | 0.053 | −3.09 ± 1.31 | 0.027 |
R-platform ^ 2 | −0.04 ± 0.09 | 0.691 | 0.39 ± 0.39 | 0.355 | − 0.36 ± 0.27 | 0.199 |
Style exsertion ^ 2 | 0.63 ± 0.2 | 0.006 | 0.22 ± 0.29 | 0.46 | 0.12 ± 0.25 | 0.65 |
Style height ^ 2 | 0.92 ± 0.22 | 0.0004 | 4.43 ± 1.13 | 0.004 | −3.23 ± 0.76 | 0.0003 |
Flower no. ^ 2 | −0.16 ± 0.15 | 0.292 | 0 ± 0.61 | 0.998 | − 0.03 ± 0.27 | 0.922 |
Correlational selection | ||||||
Corolla × r-platform | −0.16 ± 0.12 | 0.194 | − 1.00 ± 0.39 | 0.033 | 2.19 ± 0.78 | 0.01 |
Corolla × style exsertion | 0.77 ± 0.21 | 0.001 | 0.18 ± 0.39 | 0.667 | 0.69 ± 0.83 | 0.415 |
Corolla × style height | −0.92 ± 0.24 | 0.001 | −2.88 ± 1.05 | 0.025 | 5.55 ± 2.01 | 0.011 |
Corolla × flower no | − 0.45 ± 0.11 | 0.0006 | −1.06 ± 0.44 | 0.042 | 1.51 ± 0.72 | 0.047 |
R-platform × style exsertion | − 0.46 ± 0.13 | 0.0029 | −0.44 ± 0.37 | 0.271 | 0.36 ± 0.50 | 0.479 |
R-platform × style height | 0.52 ± 0.22 | 0.0289 | 1.96 ± 0.58 | 0.01 | −2.73 ± 0.85 | 0.004 |
R-platform × flower no | 0.09 ± 0.10 | 0.3839 | 0.87 ± 0.29 | 0.017 | −0.82 ± 0.35 | 0.03 |
Style exsertion × style height | −0.16 ± 0.16 | 0.339 | − 0.74 ± 0.32 | 0.049 | 0.89 ± 0.48 | 0.077 |
Style exsertion × flower no. | − 0.44 ± 0.14 | 0.004 | 0.63 ± 0.23 | 0.026 | − 1.05 ± 0.33 | 0.004 |
Style height × flower no. | 0.22 ± 0.10 (N) | 0.04 | 1.69 ± 0.68 | 0.038 | − 1.85 ± 0.64 | 0.009 |