l86 THE NURSERY LIST. 



Benzoin. See Lindera. 

 Berberidopsis. Berberidacecz. 



Propagated by seeds in spring, by layering in autumn, 

 or by young cuttings in spring. 



Berberis. See Barberry. 

 Berchemia. Rhamnacecz . 



Propagated by layering the young shoots. By ripened 

 cuttings, and slips of the roots planted under glass. 



Bertolonia. Melastomacecz. 



Propagated by seeds and cuttings. 

 Bessera. Liliacecz. 



Propagated by offsets. 

 Betonica. See Stachys. 



Betula ( Birch \ Gupulifertz. 



Increased by seeds, which must be sown as soon as 

 gathered, or else stratified. By grafting or budding upon 

 seedling stocks of the common kinds ; the former should 

 be done in spring or late winter, and the latter in summer 

 when the buds are ready. Cion-budding (Fig. 115) is a 

 good method. 



Bignonia (Trumpet Flower). Bignoniacea. 



Increased by seeds or layering, or, in early spring, by 

 cuttings made from good strong shoots, with two or three 

 joints. Place cuttings of tender sorts in a well-drained 

 pot of sandy soil, under a bell-glass, in bottom heat. 

 Also by seeds. B. radicans propagates readily from root 

 cuttings. 



Billardiera (Apple Berry). Pittosporacecz. 



Increased by seeds, and by cuttings placed in a pot of 

 sandy soil, under a bell-glass, in gentle heat. 



Billbergia. Bromeliace<z. 



Propagated by suckers, which are taken from the base 

 of the plant after flowering, when they have attained a 

 good size. The best method to adopt is as follows : Hold 

 the sucker in the hand and gently twist it off the stem ; 

 next, trim the base by the removal of a few of the lower 

 leaves, and then insert each sucker separately in a small 

 pot, in sharp soil. A bottom heat of about 80 will 



