86 THE DESTRUCTIVE AGENTS OP FORESTS. 



Gnomoniella fimbriata (Pers.) Sacc. 

 On Carpinus, Durbin. 



Herpotrichia diffusa (Schw.) E. & E. 

 On red mulberry, Marilla. 



Hypocrea Schweinitzii (Fr.) Sacc. 

 On oak log, Lick run. 



Lophodermium Rhododendri (Schw ) B. 

 On Rhododendron, Lick run. 



Melanconis tiliaceae (Ell.) B. & B. 



On basswood, Morgantown. 



Nectria episphaeria (Tode.) Fr. 

 On beech, Morgantown. 



Nectria ciimabriiia (Tode.) Fr. 



On sugar maple, Morgantown. 



Ophionectria scolecospora Bref. 



On white pine, near Morgantown. 



Physalospora ilicis (Schw.) Sacc. 

 On holly, Morgantown. 



Plenonectria denigrata Wint. 



On honey locust, Morgantown. 



Plowrightia morbosa (Schw.) Sacc. 



On wild cherry, Cranberry Mountain. 



Rpsellinia pulveracea. 



On hickory log, UflSngton. 

 On sycamore, Marilla. 



Rhytisma acerinimi (Pers.) Fr. 

 On red maple, Rohr. 

 On sugar maple, Morgantown. 

 On red maple, Cheat Bridge. 



Rhytisma punctatiun (Pers.) Fr. 



On mountain maple. Cheat Bridge. 



Rhytisma ilicis-canadensis Schw. 



On holly, Cranberry Glades. 



Valsaria exasperata (Gerard) E. & B. 

 On white walnut, Morgantown. 



Injuries to Trees by the Mistletoe. 



The mistletoe (Phoradendron flavescens) is a semi-parasitic 

 flowering shrub growing upon the limbs and trunks of elms, 

 hackberries, sycamores, sweet gums, and other hardwood trees, 



