Table 5 Plant species numbers for each lifeform.

From: Multiple floods interactions shape riparian plant communities and diversity

Large-scale disturbance class

Year

Periodical disturbance class

Total species number (Mean ± S.D.)

p

Annual plants number (Mean ± S.D.)

p

Perennial plants number (Mean ± S.D.)

p

Low

2020

Low (n = 5)

13.6 ± 7.23

0.41

6.8 ± 4.32

0.76

5.2 ± 3.83

0.18

Med (n = 6)

11.83 ± 9.43

6.33 ± 5.32

3.5 ± 3.22

High (n = 6)

11.0 ± 9.03

0.67

5.17 ± 5.08

0.4

4.00 ± 3.85

0.66

2021

Low (n = 5)

21.6 ± 2.88

0.004

10.4 ± 1.51

0.044

8.6 ± 3.29

0.053

Med (n = 6)

14.17 ± 10.34

6.83 ± 5.38

5.5 ± 4.72

High (n = 6)

16.4 ± 8.91

0.34

8.4 ± 4.93

0.34

6.6 ± 3.85

0.46

Medium

2020

Low (n = 5)

11.4 ± 6.91

0.018

6.6 ± 4.04

0.16

3.80 ± 3.11

0.11

Med (n = 6)

16.83 ± 8.33

9.0 ± 4.98

6.0 ± 3.41

High (n = 6)

18 ± 9.27

0.63

10.17 ± 5.49

0.51

6.33 ± 4.13

0.82

2021

Low (n = 5)

18.2 ± 5.36

0.61

10.2 ± 2.39

0.37

6.6 ± 3.36

0.29

Med (n = 6)

18 ± 11.16

8.2 ± 5.45

7.6 ± 5.32

High (n = 6)

17.17 ± 8.52

0.54

8.17 ± 4.26

0.84

7.33 ± 4.41

0.75

Large

2020

Low (n = 6)

8.83 ± 6.97

 < 0.0001

4.17 ± 4.83

 < 0.0001

3.67 ± 2.88

0.011

Med (n = 6)

20.17 ± 6.27

11.17 ± 2.23

7.17 ± 4.26

High (n = 6)

7.80 ± 5.93

 < 0.0001

4.60 ± 3.71

0.0002

2.60 ± 2.19

0.0013

2021

Low (n = 6)

13.83 ± 8.33

0.0009

6.83 ± 4.12

0.011

5.17 ± 4.02

0.058

Med (n = 6)

22.00 ± 5.97

11.33 ± 1.63

8.00 ± 4.77

High (n = 6)

12.33 ± 10.07

 < 0.0001

6.83 ± 5.42

0.01

4.00 ± 4.52

0.0056

  1. Values represent subdivisions of large-scale disturbance classes into periodic disturbance classes. The p-value indicates the result of the Wald test, with the medium class used as the reference standard.
  2. If the p values of Wald test was less than 0.0001, we did not the specific values.