336 HOKTICULTUKAL MANUAL. 



and grass will grow under its shade quite as well as in 

 open exposure, and all crops will grow well close to it. 



The buffalo-ben y {E. argeiitea) has been mentioned in 

 the list of native wild fruits (274). It is also valuable in 

 small groups on lawns and in parks. It is a large bush or 

 small tree with silvery foliage, contrasting finely with its 

 dark-red fruit in late summer and autumn. This is 

 dioecious (34). Hence it must be in groups to give crops 

 of fruit. 



322. Ornamental Species of Prunus. — In relatively mild 

 climates of the Eastern and Southern States the Japan 

 weeping and double-flowering cherries noted in catalogues, 

 as single specimens or on certain group borders are unique 

 and handsome. Of the plum family the variegated-leaved 

 varieties of the domestica species, the double-flowered 

 varieties of the myrobalan, the aucuba-leaved bird cherry, 

 double-flowering sloe, and still others, can be used to 

 advantage in planting. 



In the West one of the most valuable of the family for 

 shade and ornament is Primus Maachii. This makes a 

 medium-sized tree with spreading top and large leaves, 

 making a dense shade. Its flowers are pure white in long 

 racemes, fragrant, and retain their freshness in the parlor 

 vase for several days. 



The Frunus jMdus of east Europe is also hardy in the 

 West and makes a beautiful small tree. South of the 42d 

 parallel in the prairie States Prunus aucubifolia, P. triloba, 

 and P. virgata are also hardy if top-worked on our native 

 plum and grown as small trees. 



Some of the handsome round-toj^ped morello and griotte 

 cherry-trees, such as Wragg, Sjjate morello. Shadow 

 morello, and Cerise do otheism, may also have a place in 

 the grouping of large lawns and private places. Without 

 pi'uniug they assume regular forms and their dark-o-reen 



