334 



RESEARCHES ON FUNGI 



to my ear. Puffing took place almost instantly, and I distinctly 

 heard the little blast which lasted for 1-2 seconds. The fruit-body 

 was then put back in the box. On listening as before, I heard the 

 fruit-body puff on each of the next two succeeding days. 



I found some large fruit-bodies of Peziza aurantia (Fig. 168) in 



Fig. 1G8. — Peziza aurantia, a well-known Discomycete with deep orange or 

 orange-red fruit-bodies. The puffing of individual fruit-bodies when placed 

 against an ear was heard by the author. The fruit-bodies shown were 

 obtained from above sand below a stump at Ottawa by W. S. Odell. Photo- 

 graphed by the Photographic Division of the Geological Survey of Canada. 

 Natural size. 



September, 1921, when at the Worcester Foray of the British 

 Mycological Society, and kept them in a vasculum for about 24 hours. 

 During this time they were slowly drying. I then opened the 

 vasculum and at once put one of the fruit-bodies to my ear. It 

 puffed loudly for about 1-2 seconds in the same manner as the 

 species of Pustularia and Aleuria already described. I succeeded 

 in demonstrating the audibility of puffing for this species to several 

 of my companions. 



During the Worcester Foray just mentioned Miss M. A. Brett 



