48 
NOTES ON PLUM CULTURE. 
REFERENCE TO PLATES. 
PLATE I. 
Fig. 1, Yellow Sweet; Fig. 2, Wolf, showing lack of affinity between stock 
and scion. The stock is being overgrown. 
Fig. 3, Plate of Weaver plums, reduced nearly one-half. 
Karst.) 
PLATE II. 
Illustrates the system of irrigation practiced. 
PLATE III. 
Showing the effects of the “Shot-hole fungus” (Cylindrosporium Padi 
PLATE IV. 
• Sacc .) 
Fig. 1, Black knot of the plum and cherry, (Plowriglitia morbosa (Schw.) 
Fig. 2, Plum pockets. (Exoascus Pruni Fckl.) 
PLATE V. 
Fig 1, Cheney; Fig. 2, Deep Creek; reduced nearly one-half. 
PLATE VI. 
Fig. 1, Forest Rose; Fig. 2, Wolf; reduced nearly one-half. 
i PLATE VII. 
Fig. 1, Wyant; Fig. 2, Yellow Sweet: reduced nearly one-half. 
PLATE VIII. 
Cheney. 
Deep Creek. 
Forest Rose. 
Hawkeye. 
PLATE IX. 
PLATE X. 
PLATE XI. 
PLATE XII. 
A branch of Ogon from top graft on P. Americana. 
PLATE XIII. 
One of Mr. C. E. Pen nock's hybrids between P. Besseyi and P. Americana 
in bloom. 
PLATE XIV. 
Fig. 1, Fruit of Mr. C. E. Pennock’s hybrid between P. Besseyi and P. 
Americana. 
Fig. 2, Sunset plum, originated by Mr. C. E. Pennock. 
Van Buren. 
Weaver. 
Winnebago. 
Wolf. 
Yellow Sweet. 
Plates 13 and 14 are from 
photographs by the author. 
PLATE XV. 
PLATE XVI. 
PLATE XVII. 
PLATE XVIII. 
PLATE XIX. 
photographs by S s II. Seckner, all others from 
