EXPLANATION OF PLATES. 



PLATE XVI. 



Fig. 



86. Vascular net-work of Achan Pear, a short distance beneath the skin, enveloping 



the flesh. 



87. Cross section of fruit-stalk of Pear just as it enters fruit, showing ten fibro-vascular 



bundles. The stalk was somewhat shrunken, and the section shows the woody 

 tissue ruptured in nine of the ten bundles. . . . . . x 30 



88. Vascular system of Apple with branches from main bundles spread out. 



89. Top of stalk of Yates Apple, where the vascular bundles diverge, showing 



ten main strands radiating from it. 



90. Vascular net-work of Apple with Bitter Pit patches attached. The net-work is 



interrupted where the tough brown patches occur. 



91 Oblique view of same, showing plume-like branches standing out from net-work. 



92 Portion of " Glassy" Apple (Prince of the Pippins) with skin removed, showing- 



vascular net- work The net is not interfered with in this disease, and can be 

 seen through the transparent " Glassy " tissue. 



93 Very young Cleopatra with vascular net, showing that it exists from the earliest 



stages of the fruit . . . . . . . , . . x 3 



94 Section lengthwise of Apple, showing vascular net distributed over seed-vessels 



and branches from main bundles spreading towards circumference to form 

 network. 



