128 



MEMOIRS OF THE NEW YORK BOTANICAL GARDEN 



PLATE 17 



Figure 34. Scijionciiui catenahim 



Apical portions of two filaments x 250 



" 35. Scijfonema hjnghyoides 



Terminal portion of a filament with typical gemi- 

 nate branching x 250 



" 36. Scf/tcmcma icnuc 



Portion of a tyi)ical filament w'ith geminate 

 branching x 250 



" 37. Scutonema spirulinoides 



Portion of a typical filament x 250 



