EXPLANATION OF PLATE V. 



Heiniarcyria rubiformis., Pers., p. r 

 A cluster of closed sporangia X i.S- 

 Tip of an elater X 1400. 

 A group of empty sporangia X 15- 

 A single spore X 1400. 



Hemiarcyria clavata, Pers., p. 134. 

 Three sporangia X y- 

 The tip of an elater X 1400. 

 A single spore X 1400. 



Heiniarcyria serpula, Scop., p. I3y 

 A single plasmodiocarp X 5- 

 Tip of elater X 1400. 

 A spore X 1400. 



Trichia ioxve/isis, Macb., p. 133. 

 Sporangia X 5. 



Tip of a branching elater X 750. 

 A spore X 750. 

 See also Plate X., Fig. 5. 



