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. 2023 Feb 3;11:e14811. doi: 10.7717/peerj.14811

Table 5. Season wise density, relative density, frequency, and relative frequency of the aquatic plants at the wetland.

Sl no Botanical name Pre monsoon Monsoon Post monsoon Winter
D RD F RF D RD F RF D RD F RF D RD F RF
Free Floating
1 Eichhornia crassipes 10.38 6.81 63.64 7.78 21.56 17.2 76.36 13.5 40.07 32.63 78.18 17 25.91 20.59 74.55 15.3
2 Pistia 4.33 2.84 30.91 3.78 5.47 4.36 34.55 6.11 5.85 4.77 34.55 7.51 4.53 3.6 27.27 5.6
3 Salvinia natans 6.51 4.27 34.55 4.22 5.45 4.35 27.27 4.82 3.45 2.81 16.36 3.56 3.64 2.89 16.36 3.36
4 Hydrocharis morsus-ranae 5.89 3.87 49.09 6 3.44 2.74 23.64 4.18 2.82 2.29 20 4.35 2.67 2.12 14.55 2.99
5 Lemna perpusilla 4.91 3.22 9.09 1.11 4.85 3.87 9.09 1.61 2.38 1.94 3.64 0.79 2.6 2.07 3.64 0.75
Floating Leaves
6 Nymphaea albea 0.98 0.64 16.36 2 0.84 0.67 10.91 1.93 1.11 0.9 12.73 2.77 1.33 1.05 14.55 2.99
7 Ottelia alismoides 1.15 0.75 12.73 1.56 1.11 0.88 14.55 2.57 1.07 0.87 14.55 3.16 1.45 1.16 14.55 2.99
8 Hygroryza aristata 11.36 7.46 41.82 5.11 7.49 5.97 29.09 5.14 7.2 5.86 25.45 5.53 5.84 4.64 20 4.1
9 Nelumbo nucifera 0.49 0.32 14.55 1.78 0.42 0.33 12.73 2.25 0.35 0.28 10.91 2.37 0.38 0.3 10.91 2.24
10 Nymphoides indica 1.15 0.75 16.36 2 1.25 1 12.73 2.25 0.98 0.8 12.73 2.77 0.82 0.65 10.91 2.24
11 Nymphaeaceae 1.75 1.15 21.82 2.67 1.04 0.83 16.36 2.89 1.2 0.98 18.18 3.95 1.33 1.05 18.18 3.73
12 Braseniaschreberi 1 0.66 20 2.44 1.09 0.87 18.18 3.22 0.93 0.75 12.73 2.77 0.58 0.46 7.27 1.49
13 Euryale ferox 0.55 0.36 16.36 2 0.44 0.35 14.55 2.57 0.4 0.33 9.09 1.98 0.47 0.38 9.09 1.87
14 Trapa natans 8.42 5.52 45.45 5.56 5.45 4.35 30.91 5.47 3.8 3.09 23.64 5.14 3.65 2.9 20 4.1
15 Potamogeton natans 4.8 3.15 20 2.44 0.44 0.35 7.27 1.29 0.49 0.4 7.27 1.58 0.55 0.43 7.27 1.49
16 Marsilea quadrifolia 11 7.22 20 2.44 7.85 6.26 14.55 2.57 4.24 3.45 10.91 2.37 4.65 3.7 9.09 1.87
Emergent
17 Scirpoides holoschoenus (L.) 14.35 9.41 41.82 5.11 10.93 8.72 16.36 2.89 9.07 7.39 9.09 1.98 9.29 7.38 12.73 2.61
18 Scirpus 9.55 6.26 27.27 3.33 7.85 6.26 14.55 2.57 7.87 6.41 10.91 2.37 8.89 7.07 14.55 2.99
19 Cyclosorus interruptus 6.22 4.08 36.36 4.44 5.65 4.51 20 3.54 0.82 0.67 5.45 1.19 5.42 4.31 12.73 2.61
20 Pontederia cordata 1.65 1.09 23.64 2.89 0.56 0.45 9.09 1.61 0.89 0.73 9.09 1.98 1.2 0.95 10.91 2.24
21 Ludwigia octovavis 1.8 1.18 20 2.44 1.42 1.13 16.36 2.89 1.2 0.98 10.91 2.37 1.04 0.82 9.09 1.87
22 Hymenachne assamica 8.35 5.48 30.91 3.78 0 0 0 0 0 0 0 0 3.04 2.41 7.27 1.49
23 Phragmites karka 0.87 0.57 7.27 0.89 1.04 0.83 7.27 1.29 1.11 0.9 7.27 1.58 1 0.79 7.27 1.49
24 Polygonum glabram 4.6 3.02 41.82 5.11 3.09 2.47 14.55 2.57 0 0 0 0 0.42 0.33 5.45 1.12
25 Ipomoea aquatica 0.91 0.6 9.09 1.11 1.2 0.96 10.91 1.93 0.75 0.61 7.27 1.58 0.82 0.65 7.27 1.49
26 Alternantherap hiloxeroides 2.07 1.36 10.91 1.33 1.98 1.58 9.09 1.61 1.4 1.14 5.45 1.19 1.49 1.18 7.27 1.49
27 Ludwigia peploides 2.4 1.57 20 2.44 2.64 2.1 20 3.54 2.04 1.66 12.73 2.77 2.45 1.95 14.55 2.99
28 Leersia oryzoides 2.8 1.84 12.73 1.56 2.71 2.16 7.27 1.29 2.24 1.82 3.64 0.79 4.84 3.84 9.09 1.87
29 Actinoscirpus grossus 4.45 2.92 12.73 1.56 3.25 2.6 9.09 1.61 3.42 2.78 7.27 1.58 3.51 2.79 7.27 1.49
30 Alpinia nigra 0.49 0.32 5.45 0.67 0.6 0.48 5.45 0.96 0.56 0.46 5.45 1.19 0.51 0.4 5.45 1.12
31 Bacopa monnieri 1.6 1.05 7.27 0.89 0.35 0.28 1.82 0.32 0.33 0.27 1.82 0.4 0.71 0.56 5.45 1.12
32 Cyperus digitatus 3.56 2.34 3.64 0.44 4.38 3.49 5.45 0.96 3.84 3.12 3.64 0.79 6.51 5.17 9.09 1.87
33 Eleocharis acutangula 4.42 2.9 5.45 0.67 3.45 2.76 3.64 0.64 3.65 2.98 3.64 0.79 4.75 3.77 7.27 1.49
34 Eleocharis dulci 0.65 0.43 7.27 0.89 0 0 0 0 0 0 0 0 0.47 0.38 3.64 0.75
35 Enydra fluctuans 0.55 0.36 3.64 0.44 0 0 0 0 0 0 0 0 0.22 0.17 1.82 0.37
36 Fuirena ciliaris 0.16 0.11 1.82 0.22 0 0 0 0 0 0 0 0 0.65 0.52 3.64 0.75
37 Hydrilla verticillata 2.78 1.83 16.36 2 2.22 1.77 10.91 1.93 1.84 1.5 9.09 1.98 2.78 2.21 10.91 2.24
38 Ipomoea carnea 1.31 0.86 14.55 1.78 1.2 0.96 9.09 1.61 1.33 1.08 9.09 1.98 1.24 0.98 5.45 1.12
39 Monochoria hastata 1.15 0.75 16.36 2 1.62 1.29 12.73 2.25 2.4 1.95 16.36 3.56 2.33 1.85 16.36 3.36
40 Myriophyllum indicum 0.71 0.47 5.45 0.67 0.42 0.33 3.64 0.64 0.71 0.58 3.64 0.79 0.73 0.58 5.45 1.12
41 Sagittariasa gittifolia 0.33 0.21 3.64 0.44 0.62 0.49 5.45 0.96 1.02 0.83 7.27 1.58 1.15 0.91 9.09 1.87

Notes.

D
density
RD
relative density
F
frequency
RF
relative frequency