IV. 
LIST OF ALG^F. 
BY H. L. JONES. 
The following list of Algae is made up from specimens collected 
at the Licking Reservoir and from ponds in the vicinity of Granville. 
Only a very few of the most common species are here given, with the 
exception of the desmids, the list of which is somewhat more com- 
plete. 
Spirogyra Weberi, Ktz., 
Spirogyra insignis, Ktz., 
Scenedesmus polymorphus. Wood, 
Scenedesmus quadricauda, Breb., 
Pediastriim 
simplex, Meyer, 
Pediastrum 
Ehrenbergii, 
A. Br., 
Pediastrum 
Boryanum, 
Turpin, 
Pediastrum 
angulosum. 
Menegh., 
Cosmarium 
Brebissonii, 
Menegh., 
Cosmarium 
contractum. 
Kirch., 
Cosmarium 
Seelyanum, 
Wolle, 
Cosmarium 
intermedium 
, Delp., 
Cosmarium 
Botrytis, Menegh., 
Cosmarium 
latum, Breb., 
