1 44 THE NURSER Y-BOOK. 



Bupleurum (Hare's Ear). Umbelliferce. 



The annuals by seeds sown in spring out-doors ; the her- 

 baceous perennials may be increased by divisions made in 

 autumn or spring, and the greenhouse species by cuttings 

 made in spring. 



Burchardia. Liliacece. 



Propagated by offsets or divisions made just previous to 

 potting in spring. It is best to repot annually. Good drain- 

 age should be allowed, and the plant must not be potted too 

 firmly. 



Burchellia. Rubiacea. 



Increased by cuttings, not too ripe, planted in sand and 

 placed under a hand-glass, in a gentle heat. 



Burgsdorffia. See Sideritis. 

 Burlingtonia. Orchidece. 



Increased by dividing the plant. (See under Orchids. ) 

 Burnet. Rosacece. 



Propagated by seeds and division. 

 Burning Bush. See Euonymus. 

 Bursaria. Pittosporece. 



Increased by young cuttings put in sand under a bell-glass, 

 with a little bottom heat. 



Bursera. Burseracece. 



Propagated by cuttings placed under a bell-glass, with 

 bottom heat. 



Burtonia. Leguminosce. 



Some of the species produce seed in abundance, and these 

 form the best means of increase. By young cuttings, which 

 root freely in sandy soil in a cool house, with a bell-glass 

 over them. 



Butcher's Broom. See Ruscus. 

 Butomus (Flowering Rush). Alismacea. 



Increased by seeds, or by divisions of the roots in spring. 

 Buttercup. See Ranunculus. 

 Butternut. See Juglans. 

 Butterwort. See Pinguicula. 

 Button-wood. See Platanus. 



