Bui. 1118, U. S. Dept. of Agriculture. 



Plate v. 



Fig. 1. — Citrus Scab on a Satsuma Orange. 



This is probably the most serious parasitic disease of this variety. 



Fig. 2. — Citrus Scab on a Sour Orange. 



The sour orange is of considerable economic importance. It is 

 admirably adapted as a stock for heavy soils, and its fruit makes 

 an excellent ade as well as a base for jellies, marmalades, etc. 



