Table 7 Difference analysis of stomata and leaf tissue structure of different ploidy

Stomata density (mm⁻²)

199.17 ± 13.48

101.79 ± 6.50

^**

Stomata length (μm)

24.02 ± 1.83

41.27 ± 1.90

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Palisade tissue thickness (μm)

21.03 ± 0.25

25.10 ± 0.24

^***

Sponge tissue thickness (μm)

22.98 ± 0.28

24.36 ± 0.32

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Ratio of palisade to sponge tissue

0.92 ± 0

1.05 ± 0.01

^***

Upper epidermis thickness (μm)

11.60 ± 0.14

10.79 ± 0.20

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Lower epidermis thickness (μm)

6.50 ± 0.17

4.81 ± 0.08

^***

Leaf thickness (μm)

62.73 ± 0.70

62.78 ± 0.48

NS

CTR (%)

33.51 ± 0

40.63 ± 0

^***