Environmental Engineering Reference
In-Depth Information
2a
1
2b
3a
3b
5
4
Plate XXIX
1
.
Xanthidium.
2.
Staurodesmus.
(a)
S. convergens
,(b)
S. sellatus.
3.
Staurastrum
:(a)
S. anatinum
,(b)
S.
arctison.
4.
Micrasterias.
5.
Euastrum.
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