82 THE BOURSAULT ROSE. 



a south wall in a warm soil Princesse Marie and 

 the China Eose Fabvier, also the Bourbon rose 

 Gloire de Kosomene ; fertilise different flowers of 

 the former with the pollen from both these varie- 

 ties ; the flowers of Princesse Marie are not quite 

 double, and in a very warm and dry season it is 

 quite possible that seed may be produced. 



CLIMBINa EOSES. 



Division IV, 

 THE BOUESAULT EOSE. 



(rosa ALPINA.) 



This is a most distinct group of roses, with long, 

 reddish, flexible shoots ; they are not such decided 

 climbers as the preceding three divisions, but 

 they are excellently well adapted for pillar roses ; 

 they owe their origin to the Eosa Alpina, a single 

 red rose, a native of the Alps, and also of the hills 

 in the south of France. M. Boursault, formerly 

 a great Parisian Eose-amateur, gave his name to 

 the group, by the first double variety, the Eed 

 being named after him. Blush, or Boursault 

 Florida, Calypso, White Boursault, Bengale Flo- 

 rida, Eose de Lisle, &c., for it is known by all 

 these names, is a pale blush and very vigorous- 

 growing pillar rose. Crimson, or Amadis, is also 



