106 STATE BOARD OF AGRICULTURE. 



HORMAPHIS O. S. 



H. spinosus Shinier. Makes gall on the fruit buds of witch-hazel, N. J. (Bt). 

 H. hamamelidis Fitch. Very common, making galls on leaves of witch- 

 hazel (Bt). 



Sub-family PEMPHIGIN.E. 



PEMPHIGUS Hart. 



P. populicaulis Fitch. Makes galls at the junction of stem and leaf of 



Populus nwnilifera at Passaic (Bt). 

 P. populiglobuli Fitch. Also a gall maker on poplar. Passaic (Bt). 

 P. populivenae Fitch. Forms galls on veins of poplar leaves. 

 P. rhois Fitch. Common on leaves of sumach (Bt), Caldwell (U. S. Ag.). 

 P. tessellata Fitch. The alder-blight; very common, maturing September 



and October; Stockton (U. S. Ag.). 

 P. vagabundus Walsh. Common on poplar. 

 P. acerifolii Riley. Lives on the under side of maple leaves. Freehold, 



Vineland ( U. S. Ag.), Plainfield. 



Sub-family CHERMESINJE. 



CHERMES Linn. 



C. laricifolia3 Fitch. Common on American larch or tamarack. 

 C. pinicorticis Fitch. Jamesburg— one year rather plentiful (Sm). 

 C. abieticolens Thos. Edgewood (U. S. Ag. ), found on spruce. 



Sub-family PHYLLOXERINiE. 



PHYLLOXERA Fonsc. 



P. caryse-caulis Fitch. Common, making galls on twigs and leaf stalks of 

 hickory (Bt) 



P. caryae-folise Fitch Making galls on leaves of hickory and sometimes 

 common. 



P. trimaculatus Pergande. New Brunswick ( U. S. Ag.). 

 P. caryse-vense Fitch. Forms plaits or galls along the veins or ribs of 

 hickory leaves. 



P. fumipennis Pergande. New Brunswick (U. S. Ag.). 



P. vastatrix Planch. The grape Phylloxera. Have seen this in almost 

 all parts of the State ; but nowhere causing noticeable injury (Sm). 



