2 Dansk Botanisk Arkiv, B. 2. Nr. 1. 



membrane so that the spore must be due to the swelling of the 

 fusing hvphae (fig. 1, b-c). Very often, however, the screw-height 

 of the spiral is so small and the filaments moreover have the 



/ 



© 



Fig. 1. E. digitata Lagerh. a— e: Spore formation, cfr. texte, figured from 



material communicated by prof. Lagerheim, f—n: Various forms of spores 



and spore complexes, figured from material, collected by Nordby on b anø , 



see pg. 7. a—e: about IM»; f-n: «M. 



