TABLE 1.
Variables that were significant (p < 0.05) in PGLS model with genome size.
| Minimum | Mean | Maximum | SE | CV | Correlation | P | |||
| Physiological parameters | AN (μmol CO2 m–2s–1) | 7.31 | 19.56 | 31.86 | 0.73 | 0.17 | + | 0.003 | |
| Rd (μmol CO2 m–2s–1) | 0.70 | 1.37 | 1.80 | 0.06 | 0.21 | + | 0.01 | ||
| WUEi (μmol m–2 s–1) | 29.65 | 44.15 | 77.59 | 2.57 | 0.27 | – | 0.001 | ||
| Agross (μmol CO2 m–2s–1) | 14.85 | 27.52 | 36.70 | 0.68 | 0.11 | + | 0.001 | ||
| Biochemical parameters | | δ13C (•/••)| | 28.97 | 31.56 | 32.79 | 0.14 | 0.02 | – | 0.001 | |
| Proteins (μmolg–1 DW) | 6.63 | 8.91 | 13.53 | 0.28 | 0.15 | – | 0.001 | ||
| Starch (μmol glucose g–1 DW) | 0.01 | 0.02 | 0.06 | 0.00 | 0.42 | + | 0.001 | ||
| Chlorophyll a + b (μmol g–1 DW) | 5.95 | 29.89 | 156.08 | 4.19 | 0.64 | + | 0.001 | ||
| Anatomical parameters | Palisadic parenchyma (μm) | 7.76 | 14.23 | 17.58 | 0.48 | 0.15 | + | 0.001 | |
| Density of venation (mm mm–2) | 15.95 | 24.99 | 48.79 | 1.17 | 0.22 | 0.018 | |||
| Metabolites data | Amino acids | α-Alanine | 251.13 | 472.96 | 2226.79 | 41.53 | 0.40 | + | 0.001 |
| Glutamine | 0.04 | 0.06 | 0.11 | 0.00 | 0.13 | + | 0.001 | ||
| Glycine | 9.26 | 32.97 | 116.09 | 3.68 | 0.51 | + | 0.001 | ||
| Leucine | 5.14 | 45.59 | 110.89 | 6.32 | 0.64 | + | 0.001 | ||
| Ornithine | 0.05 | 0.07 | 0.12 | 0.00 | 0.13 | + | 0.042 | ||
| Phenylalanine | 54.55 | 174.23 | 541.60 | 17.05 | 0.45 | + | 0.031 | ||
| Proline | 55.46 | 130.42 | 210.29 | 7.70 | 0.27 | – | 0.001 | ||
| Methionine | 72.58 | 160.90 | 311.50 | 10.37 | 0.30 | + | 0.001 | ||
| Putrescine | 36.67 | 90.91 | 384.39 | 8.88 | 0.45 | + | 0.001 | ||
| Serine | 0.08 | 0.14 | 0.23 | 0.00 | 0.12 | + | 0.003 | ||
| Tyrosine | 492.03 | 1480.16 | 6638.51 | 165.25 | 0.51 | + | 0.01 | ||
| Organic acids | Aspartate | 3.36 | 21.66 | 93.91 | 2.98 | 0.63 | + | 0.001 | |
| GABA | 236.29 | 382.87 | 1116.21 | 27.38 | 0.33 | + | 0.005 | ||
| Gluconate | 17.61 | 54.62 | 229.72 | 4.85 | 0.41 | + | 0.001 | ||
| Glycerol | 16.80 | 53.39 | 114.24 | 4.94 | 0.42 | + | 0.001 | ||
| Isocitrate | 1239.68 | 7818.80 | 37737.81 | 743.17 | 0.44 | + | 0.036 | ||
| Malate | 6.39 | 27.32 | 93.11 | 3.11 | 0.52 | + | 0.002 | ||
| Malonate | 431.45 | 1712.42 | 3809.49 | 157.24 | 0.42 | – | 0.003 | ||
| Sugar | Glucose | 15.32 | 104.02 | 1013.09 | 20.35 | 0.90 | + | 0.001 | |
| Myo-Inositol | 6.06 | 164.93 | 1257.78 | 31.70 | 0.88 | + | 0.003 | ||
| Development | Specific leaf area (m2 mg–1) | 249.45 | 371.57 | 503.55 | 18.26 | 0.23 | – | 0.001 | |
| Weight 1000 seeds (g) | 1.06 | 2.16 | 3.07 | 0.09 | 0.20 | – | 0.001 | ||
The raw data are plotted with the phylogenetic generalized least squares regression line in Supplementary Figures S2, S3.