200 
a greater or iy extent, enlarging the area of decay and weak- 
ening the p 
Of the ail sane fungi, the elm pleurotus and other species 
of this genus are common on maples and elms in American and 
European cities. Tufts of fruit-bodies are often seen growing 
Fic. 31. Oak-loving bracket-fungus on oak stump. 
from imperfectly healed wounds made in pruning. The large 
elms on Fifth Avenue, at the southeastern corner of Central. 
Park, New York, bear numbers of such clusters nearly every 
autumn. 
A small, hairy, ashy-white fungus with peculiarly split gills, 
Schizophyllum alneum, is frequent on dead parts of shade-trees. 
