154 THKLKPHORBI. 



B. a^alese. Pk. 



Transforming the flowers of azalea nudiflora into an apple- 

 like excrescence. They are from one to two inches in 

 diameter, with an acid taste. 



They are known by the common folks as honeysuckle apples, and 

 eagerly eaten by voracious schoolboys. At maturity they are covered 

 with white basidiospores. Hence the name Exobasidium, outside spores. 



Gknus. LXVI. CYPHBI/I/A. Fr. 



Cup-shaped, elongated behind, hymenium inferior. 



C. fulva. 



The only species found in the Valley. Common on dry poplar 

 branches near Allentown, Pa. 



