100 



prevalent in Georgia,, Avliere it lias been known for about 

 twenty years. It causes the destruction of many trees 

 annually in infested sections of this State, but the grow- 

 ers do not consider it with any great dread from the fact 

 that they effectively hold it under control by the de- 

 struction of all affected trees as soon as the disease ap- 

 pears. In some localities, how^ever, rosetted trees have 

 been left in hedges and waste places to propagate the dis- 

 ease and cause considerable destruction to adjacent or- 

 chards. 



'/l/i2Jl„ 



Fig. 6. — Rosette induced in a seeding by innoculation. 

 Farmers' Bui. No. 17, U. S. Dept. Agr.) 



(Smith. 



How to detect it — Figure 6 well illustrates the appear- 

 ance of a tree affected with rosette. This clustering to- 

 gether of the leaves into rosettes usually takes place in 

 early spring and is one distinguishing character of the 

 disease. The foliage assumes a yellowish green or orange 

 color, or, in case of plums, paricularly a beautiful red 

 color. The leaves have a straight, stiff appearance with 



