Table 5.

Comparison of stomata size between diploid and tetraploid plantlets.

Ploidy level of plant	Stomata length (μm)	Stomata width (μm)
Diploid	104.519 b*	90.741 b
Tetraploid	144.810 a	111.758 a

*Data in the same column followed by different letters are significantly different by Duncan’t test at 5% level.