BODY AND BRANCH DISEASES AND INJURIES 59 



Maple 



P. flavescens Nuttall. Central and southeastern states 

 Oak 



P. flavescens Nuttall. Central and southeastern states 



P. flavescens orbiculatum Bngelmann. South central states 



P. macrotomum Trelease. Florida 



P. Engelmanni Trelease. Texas 



P. villosum Nuttall. Pacific Coast 



P. Coryce Trelease. Arizona and New Mexico 



P. Harvardianum Trelease. Texas 



P. longispicum Trelease. California and Arizona 

 Plum 



P. flavescens Nuttall. Central and southeastern states 



P. macrotomum Trelease. Florida 



P. macrophyllum Coekerell. Arizona 

 Poplar 



P. flavescens Nuttall. Central and southeastern states 



P. macrophyllum CockereU. Arizona 



P. Cockerellii Trelease. New Mexico and Texas 



P. villosum NuttaU. Pacific Coast 



P. longispicum Trelease. California and Arizona 

 Red Gum 



P. flavescens Nuttall. Central and southeastern states 

 Sycamore 



P. flavescens Nuttall. Central and southeastern states 



P. macrophyllum CockereU. Arizona 



P. longispicum Trelease. California and Arizona 

 Walnut 



P- flavescens Nuttall. Central and southeastern states 



P. macrophyllum CockereU. Arizona 



P. longispicum Trelease. California and Arizona 

 WiUow 



P. flavescens Nuttall. Central and southeastern states 



P. macrophyllum CockereU. Arizona 



P. Cockerellii Trelease. New Mexico and Texas 



P. villosum NuttaU. Pacific Coast 



P. longispicum Trelease. California and Arizona 



Control. 



As a means of control of these parasites on shade and orna- 

 mental trees, the mistletoe plants should be cut off as close to 

 the tree as possible. New sprouts may be sent out and a 

 second or third cutting then becomes necessary. Also the 



