Hybridization 



143 



FIG. 41. Cytisus Adami, A, A', A"', B, a branch of C, laburum, L, 

 L f , L" , with numerous racemes bearing ripe pods. 



Adam's laburnum (Cytisus Adami). This plant is now 

 flourishing in many places throughout Europe, all of the 

 trees having been raised as cuttings from the original 

 graft, which was made by inserting a bud of the purple 



