Plate 115 



Figs. 1, 2, Anahaena aequalis Borge, x 900 



Figs. 3-7. Anahaena wisconsinense Prescott, x 750 



Figs. 8, 9. Anahaena Bornetiana Collins, x 510 



Fig. 10. Anahaena affinis Lemmermann, x about 900 ( redrawn 



from Smith ) 



Fig. 11. Anahaena augstumalis var. Marchica Lemmermann, 



X about 1240 (redrawn from Smith) 



Figs. 12, 13. Anahaena Azollae Strasburger, x 600 ( 12, redrawn 

 from Fremy ) 



Figs. 14, 15. Anahaena affinis Lemmermann, x 655 



[890] 



