262 
Genres 
de la Flore 
Indo- 
Néerlandaise. 
Onychonema . . . 
Bambusina 
Gymnozyga 
Gonatyzogon . . . 
Mesotaenium . . . 
Gylindrocystis . . 
Closterium ..... 
Peniimi 
Triploceras 
Docidium 
Disphinetium . . 
Pleurotaenium . . 
Pleurotaeniopsis 
Xanthidium .... 
Cosmarium 
Arthrodesmus . . 
Euastruin. 
Micrasterias .... 
Staurastrum . . . 
Navicula 
Dictyoneis 
Rhoiconeis 
Libellus 
Stauroneis ..... 
Pleurostauron . . 
1 
1 
1 
1 
1 
1 
8 
3 
1 
5 
5 
4 
2 
14 
1 
8 
3 
1 
101 
2 
1 
5 
1 
ÇD 
PQ 
CQ 
03 a 
GO O) 
-S 
-h a 
ns 
3 M 
© 3 
18 
22 
25 
11 
7 
5 
5 
8 
12 
5 
125 
40 
4 
25 
40 
30 
25 
35 
315 
35 
110 
60 
275 
850 
20 
12 
10 
110 
12 
