43G OHIO EXPERIMENT STATION: BULLETIN 332 



PLATE LIII 



Fig. 1. — The Tulip Tree Lecanium (Tourney ella liriodendri) . The partly 

 grown winter stage. Enlarged. 



Fig. 2. — The mature female scales of the tulip tree lecanium. Slightly- 

 reduced. 



Fig. 3. — The Magnolia Scale (Neolecanium cornuparvum.) Mature female 

 scales enlarged about 2 diameters. 



Fig. 4. — A magnolia bush in a dying condition from an attack of the mag- 

 nolia scale. 



