PLATE 38 



Elachistea fucicola (Velley) Aresch. 



Fig. 33, Habit sketch showing *he relative size of the solid basal portion 

 to the free filaments. X 8. 



Fig. 34. A portion of the fruiting region showing zoosporangia, paraphyses, 

 and the base of one of the assimilating filaments. X 125. 



Fig. 35. A few cells of the basal, widest, and apical portions of an assimi- 

 lating filament. X 125. 



PJmeostrophion irregulare S. and G. 

 Fig. 36. Cross-section of a mature frond. X 250'. 



Endarachne Binghamiae J. Ag. 

 Fig. 37. Cross-section. X 125. 

 Fig. 38. Fascicle of hairs and a group of cells in surface view. X 125. 



Neurocarpus zonarioides (Farlow) Howe 

 Fig. 39. Group of hairs. X 200. 



[748] 



