Table 1.
Genetic correlations between the average species-level floral traits calculated for taxa in the genus Collinsia
| Floral trait | Flower size (PC1) | Floral longevity | Stage of stigma–anther contact | Stage of stigmatic receptivity | Selfing rate (field) | Autonomous selfing rate (no pollinators) |
|---|---|---|---|---|---|---|
| Flower size (PC1) | 1 | 0·72 | 0·73 | 0·63 | –0·44 | 0·31 |
| 0·0001 | 0·0001 | 0·002 | 0·06 | 0·19 | ||
| 22 | 22 | 22 | 19 | 20 | ||
| Floral longevity | 1 | 0·65 | 0·52 | –0·21 | 0·20 | |
| 0·001 | 0·01 | 0·38 | 0·42 | |||
| 22 | 22 | 19 | 20 | |||
| Stage of stigma–anther contact | 1 | 0·63 | –0·31 | 0·22 | ||
| 0·001 | 0·19 | 0·34 | ||||
| 22 | 19 | 20 | ||||
| Stage of stigmatic receptivity | 1 | –0·57 | 0·16 | |||
| 0·01 | 0·49 | |||||
| 19 | 20 | |||||
| Selfing rate (field) | 1 | –0·14 | ||||
| 0·58 | ||||||
| 20 | ||||||
| Autonomous selfing rate (no pollinators) | 1 |
Within each trait, the first row= Spearman rank correlations (r); the second row = P value; and third row = sample size, number of species. Significant correlations are in bold type.