THE PLUM 



99 



the tree, but it will be more work to detect imperfec- 

 tions while the fruit is small than when it is nearly 

 grown. 



VAIUETIES 



European Varieties — These varieties are classified 

 into green or yellow, red and purple, though the latter 

 classes may run together under different conditions 



Fig. 51— Pellenbergr Plum 



of season and crops. Thus if the Lombard is allowed 

 to be overloaded, and the foliage is not in full vigor, 

 the fruit will be red in color, while under the most 

 favorable conditions and a long season, some red varie- 

 ties will become purple or nearly black. Among the 

 best of this type are : 



