Plate 67 



Fig. 1. Vaucheria orthocarpa Reinsch, x about 190 (redrawn 



from Goetz ) 



Vaucheria pachyderma Walz, x about 190 



Vaucheria sessilis fa. clavata (Klebs) Heering, x about 

 270 



Vaucheria longipes Collins, x about 270 



Trentepohlia aurea Martius, x 200 



Vaucheria Nicholsii Brown, x about 68 (redrawn from 

 Brown ) 



Ulothrix tenuissima Kuetzing: 11, x 1000; 12, x 750 



Vaucheria polysperma Hassall, x 185 (drawn from 

 specimens collected in Iowa) 



[794] 



