EXPLANATION OF PLATES. 



PLATE XXXIII 



Fig. 



130. Skeleton of Apple Leaf (Emperor Alexander). 



131. Esopus Spitzenberg Apple, showing "Pits." due to bacteria at stalk end 



132. Pnnce Bismarck on Northern Spy Eoots, one year from planting. 



133. Prmce Bismarck Tree, 11 years old, removed from the soil to show root-system 



