518 Agricultural Experiment Station, Ithaca, N. Y. 



of this class are cylindrical-tbimble-shaped, the drupelets rather 

 sniall and uniform. 



II. Short-cluster hlackberries {Rubus villosus^ var. satwus, 

 Bailey, Amer. Gard. 1890, 719\ — This is the commonest form of 

 cultivated blackberry, and includes such varieties as New Rochelle, 

 Kittatinny (Fig. 101), Snyder (Fig. 100), Agawam (Fig. 102), Erie, 

 Minnewaski, and Mersereau (Fig. 91). A typical cluster of this 

 group is shown in Fig. 91. It is comparatively few-fruited, leafy, 



100.— Snyder. Full size. 



the stems oblique rather than spreading, the topmost fruits more or 

 less aggregated. The fruits are rounder than in group I., the 

 drupelets larger and mostly softer and less uniform in arrangement. 

 The leaflets are broader, more abruptly pointed, and generally very 

 coarsely and unevenly serrate or even jagged. In its wild form,, 

 this blackberry is common in open and dryish places, where it forms 

 a bush generally only two or three feet high, bearing a short cluster 

 of small roundish mostly loose-grained fruits. The varieties of this 



