Table 3.
Effect of light quality on the stomatal characteristics of leaves of C. australis, F. benjamina, and S. speciosa.
| Species | Light quality | Aperture length (μm) | Aperture width (μm) | Aperture area (μm2) | Total aperture area/ leaf area (cm2 m−2) | Stomatal index (%) | Stomatal density (N mm−2) | Epidermal cell density (N mm−2) |
|---|---|---|---|---|---|---|---|---|
| C. australis | R | 10.42 ± 0.71a | 3.20 ± 0.22ab | 26.34 ± 0.82b | 88.32 ± 8.48a | 18.39 ± 1.27b | 325.10 ± 5.21a | 1502.8 ± 33.9a |
| B | 11.42 ± 0.32a | 3.76 ± 0.13a | 33.72 ± 0.82a | 92.52 ± 1.84a | 23.62 ± 1.27a | 274.60 ± 4.20a | 1174.4 ± 44.0b | |
| RB | 10.84 ± 0.18a | 3.09 ± 0.12b | 26.35 ± 1.17b | 83.99 ± 3.99a | 24.60 ± 1.48a | 320.32 ± 17.91a | 1315.5 ± 59.5ab | |
| W | 11.09 ± 0.42a | 3.28 ± 0.05ab | 28.76 ± 1.51ab | 87.50 ± 6.02a | 24.08 ± 1.04a | 304.36 ± 9.59a | 1264.6 ± 38.4b | |
| F. benjamina | R | 12.64 ± 0.34a | 5.18 ± 0.20ab | 51.19 ± 2.07a | 67.03 ± 7.45a | 13.91 ± 0.67b | 130.06 ± 10.18b | 935.4 ± 33.4a |
| B | 13.05 ± 0.77a | 5.73 ± 0.24a | 58.82 ± 4.85a | 83.99 ± 7.11a | 15.42 ± 0.80b | 143.55 ± 8.06ab | 935.8 ± 17.8a | |
| RB | 13.16 ± 0.27a | 5.04 ± 0.19ab | 52.02 ± 2.08a | 86.22 ± 4.03a | 19.04 ± 0.99ab | 165.84 ± 4.99ab | 877.9 ± 25.0ab | |
| W | 12.72 ± 0.40a | 4.81 ± 0.12b | 48.18 ± 2.26a | 83.66 ± 3.57a | 22.03 ± 2.011a | 175.50 ± 6.49a | 799.1 ± 15.6b | |
| S. speciosa | R | 15.78 ± 0.83a | 5.48 ± 0.16a | 68.42 ± 3.83a | 25.79 ± 3.03a | 17.42 ± 0.72b | 37.71 ± 1.88b | 872.4 ± 27.4a |
| B | 18.57 ± 0.51a | 6.23 ± 0.16a | 91.51 ± 3.83a | 46.93 ± 2.97a | 25.84 ± 1.29a | 51.22 ± 1.88a | 805.6 ± 11.2a | |
| RB | 18.22 ± 0.70a | 6.89 ± 0.55a | 99.83 ± 11.17a | 43.04 ± 6.53a | 21.10 ± 1.59ab | 42.41 ± 2.56ab | 815.2 ± 32.8a | |
| W | 16.07 ± 1.16a | 5.93 ± 0.30a | 76.10 ± 9.17a | 40.63 ± 7.05a | 24.61 ± 1.64a | 52.86 ± 4.14a | 866.3 ± 40.2a |
Different letters indicate significant differences between values (p < 0.05) for each parameter. Data given as means ± SE (n = 5).