INDEX TO ILLUSTRATIONS. XI 



FACING PAGE 



OULLINS 304 



Pacific 306 



Pearl 310 



Peters 312 



Pond 314 



Pottawattamie 316 



PrUNUS AMERICANA, BLOSSOMS OF 56 



PrUNUS AMERICANA, BarK OF 6 



Pr UN US CERASIFERA, BLOSSOMS OF 46 



Pr UN US CERASIFERA, BARK OF 6 



Prunus domestica, Blossoms of 12 



Prun us domestica, Bark of 6 



Pr UN us HORT ULAN A, BlOSSOMS OF 64 



Prunus hortulana. Bark of 6 



Prunus hortulana mineri. Blossoms of 68 



Pr UN us HORT ULAN A MINERI, BaRK OF 6 



Prunus insititia. Blossoms of 34 



Pr UN us insititia. Bark of 6 



Pr UN us m unsoniana, Blossoms of 88 



Prunus munsoniana, Bark of 6 



Pr unus nigra. Blossoms of 70 



Pr UN us nigra, Bark of 6 



Pr UN us triflora. Blossoms of 50 



Pr UN us TRIFLORA, BaRK OF 6 



quackenboss 32o 



Robinson 330 



Satsuma 338 



Shipper 342 



Shiro 344 



Shropshire 344 



Smith Orleans 348 



Spaulding 350 



Sugar 354 



