166 



PROPAGATION" OF PLAINS. 



rare species and varieties of tender greenhouse and bed- 

 ding plants that may be, and some often are, multiplied 

 in this manner. Certain kinds produce roots so freely 

 from their leaves that it is not necessary to use or pre- 

 serve the leaf-stalk, but the leaf may be laid uown with 

 its. underside in contact with the sand, and little wooden 

 pegs thrust through it as shown in the Begonia leaf. 









\i: 



;*\^ 



Fig. 60.— LEAP OP BEGONIA, PEODUOIIIG TODNG PLANTS. 



figure 60, or the leaf may be cut up into small pieces and 

 then set upright in sand, when each part of the leaf will 

 soon produce roots, buds, and then new leaves, as shown 

 in figure 61. 



The thick, fleshy leaves of the common BryophyUum 

 calycinum, as they fall to the ground, will often throw 

 out roots and buds from their edges, and, if left undis- 

 turbed, these buds soon become vigorous individual 



