Table 1.
Bivariate correlations between variables included in the structural equation model linking the proportion of cotyledons removed (CT) in Medicago lupulina to plant mature biomass (PMB), days to first flowering (TFF), flower number (FN) and the fitness components of seed number (SN) and individual seed mass (ISM)
| CT | PMB | TFF | ISM | SN | FN | |
|---|---|---|---|---|---|---|
| CT | 1 | |||||
| PMB | –0·44239*** | 1 | ||||
| TFF | 0·42047*** | –0·17027 | 1 | |||
| ISM | 0·04987 | –0·10817 | 0·06182 | 1 | ||
| SN | –0·39235*** | 0·92123*** | –0·11053 | –0·25731* | 1 | |
| FN | –0·32229** | 0·90776*** | –0·07018 | –0·14968 | 0·95543*** | 1 |
All variables except the cotyledon treatment were log-transformed.
Asterisks indicate the significance of the correlation coefficients (*P < 0·05; **P < 0·01; ***P < 0·001).