TREES AND SHRUBS 



PAPER MULBERRY, Bromsonetia papyrifera. 



Gardens. May. An ornamental tree which thrives best in well-drained, 

 rather open ground. Propagated by cuttings of ripe wood in sandy soil in cold 

 frame in October; suckers in October or November; seeds when ripe or in the 

 following spring. 



Floivers greenish, dioecious; Males in pendulous, cylindrical catkins, each 

 flower in the axil of a bract ; Females in peduncled, axillary, erect globular 

 heads ; Fruit an eta^rio of spurious drupes (sorosis). 



Leaves alternate, ovate or deeply lobed, margin entire, acute, hairy. 



A deciduous tree, 10-20 ft. 



Native of India, China, and Japan; introduced 1751. Genus named after 

 Broussonet, a French naturalist. Inner bark used for paper-making. 



BLACK OR COMMON MULBERRY, Moms nigra. 



Gardens. June, July. Prefers deep, light, somewhat moist soil in sunny 

 position sheltered from north winds. In the young state it makes a fine speci- 

 men shrub, and later grows into an imposing and ornamental tree. Straggling 

 branches may be shortened, or crowded ones thinned in February. Pro- 

 pagated by cuttings 6 8 ins. long, partly current growth and partly two 

 years old, from upper part of tree, inserted half their depth in light soil in 

 sheltered position outdoors, September, October, or March ; layering of shoots 

 in September ; seeds in light sandy soil in temperature of 55°-65° in March, 

 transplanting seedlings outdoors in June or July ; or seeds sown outdoors 

 in May. 



Flowers greenish-white, monoecious, sometimes dicecious, anemophilous, 



inconspicuous, in short thick catkin-like spikes of cymes on receptacle, becoming 



succulent when fruit ripens ; 3lales, Calyx 4-partite, yellowish-green ; Stamens 



4 ; Females, Sepah 3-4, greenish, persistent ; Ovary 2-celled, styles short, 



stigmas 2, spreading ; Fruit an oblong mass of spurious drupes (sorosis), com- 



140 



