Mean stomatal size and stomatal density ± s.d. across the five woody species
Bauhinia purpurea (Bp), Bedfordia salicina (Bs),
Prostanthera lasianthos (Pl), Solanum laciniatum
(Sl) and Toona ciliata (Tc), and the four herbaceous species
Glycine max (Gm), Ocimum basilicum (Ob),
Senecio minimus (Sm) and Solanum lycopersicum
(Sly) grown in sun and shade (sun and shade species pairs joined by a black dotted
line). Across all species, SS = 0·0085 ×
DS–0·559 (r2 =
0·37, F1,16 = 9·26, P < 0·01).