Bickett—The Larger Aquatic Plants of Green Lake, 413 
Table 12 . Distribution of species by depth, stated in percentages. 
From tables 8, 9, 10, and 11. 
Species 
0—1 M. 
1—; 
3 M. 
3- 
-8M. 
Wet 
Dry 
Wet 
Dry 
Wet 
Dry 
Ceratophyllum .. 
1.8 
1.9 
15.1 
15.5 
83.1 
82.6 
Chara . 
5.9 
6.4 
49.3 
49.8 
44.8 
43.8 
61.6 
58.2 
38.4 
41.8 
Elodea . 
10.8 
13.0 
89.2 
87.0 
Myriophyllum . 
0.8 
0.7 
34.3 
34.1 
64.9 
65.2 
Naias . 
4.9 
5.3 
50.0 
53.5 
40.1 
41.2 
Potamogeton amplifoiius . 
10.7 
11.4 
59.6 
58.8 
29.7 
29.8 
Potamogeton foliosus . 
4.4 
4.4 
27.0 
30.2 
68.6 
65.4 
Potamogeton heterophyllns . 
44.4 
47.8 
51.2 
48.7 
4.4 
3.5 
Potamogeton natans . 
24.3 
24.8 
71.7 
72.0 
4.0 
3.2 
Potamogeton pectinatm. ... 
5.9 
6.4 
36.5 
35.5 
57.6 
58.1 
Potamogeton Bichardsonii . 
10.3 
10.2 
86.6 
87.4 
3.1 
2.4 
Potamogeton tosterifolius . 
4.2 
4.4 
30.3 
32.0 
65.5 
63.6 
Radicula . 
100.0 
100.0 
Ranunculus ... 
25.8 
26.3 
44.6 
46.1 
29.6 
27.6 
Vallisneria . 
16.9 
18.7 
83.1 
81.3 
Heterardhera ... 
31.2 
29.9 
59.2 
59.9 
9.6 
10.2 
Carex . 
100.0 
100.0 
Castalia . 
100.0 
100.0 
Cladophora . 
100.0 
100.0 
Nymphaea . 
100.0 
100.0 
Scirpus ... 
100.0 
100.0 
All species... 
8.4 
9.0 
39.1 
42.0 
52.5 
49.0 
