Table 1.
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.