PEATE Xd; 





| SO MIcRons 


Figs. 594-596. Oedogonium michiganense Tiffany 
Big. 597: Oextenteniale Nordsts and itn... ..-.0-0 ge. ee eee ee 
Figs. 598-600. Vegetative cell of Oe. crassiusculum Wittr. v. idioandro- 
sporum N. and W. showing cell division and formation of apical cap......130 
Figs. 601 and 602. Oedocladium media Lewis. (After Lewis)................ oD 
Fig. 603. Oedocladium media Lewis, habit sketch. (After Lewis) 
250 
