PI. 244. 
A DROUGHT-RESISTANT PEAR STOCK FROM CHINA. (PYRUS CALLERYANA. SEE S. P. I. NO. 45687.) 
Dwarf wild plants thriving in sterile, decomposed, porphyritic rock on a greatly eroded mountain 
top in central China. This photograph, compared with the next, shows the widely different 
conditions to which this pear adapts itself. (Photographed by F. N. Meyer at Nanchangyen, 
Hupeh, China, March 31, 1917; P13267FS.) 
