Table 4 PCA loadings for the first three principal components for 7 leaf traits. Traits used in analysis of variance models are bolded

Leaf area (cm ² )

0.520

−  0.062

0.058

Leaf permiter (cm)

0.494

− 0.105

0.057

Leaf width (cm)

0.379

− 0.327

− 0.491

Leaf height (cm)

0.253

0.333

0.738

Leaf mass (g)

0.501

0.216

− 0.076

SLA (m² kg⁻¹)

− 0.094

0.336

0.336

Leaf thickness (mm)

−  0.065

0.573

−  0.297