Fig. 47. RHODE ISLAND GREENING APPLES SHOWING WARTING OF THE SCARS 

 RESULTING FROM WORK OF LYGIDEA MENDAX 



Fig. 48. TOLMAN APPLE WITH RUSSET SCARS 

 CAUSED BY LYGIDEA MENDAX SHOWING 

 SLIGHT WARTING 



Fig. 49. BEN DAVIS APPLES SHOWING THE EXCESSIVE WARTING OF SCARS SEEN 



ONLY IN TOUGH-SKINNED VARIETIES 



312 



