84 THE EHODODENDEON. 



Ehododendron CAUOASICUM AEBOREUM 



Is a hybrid between B. arboreum and caucasicum. 

 The flowers are pink, and very pretty. Figured in 

 Maud. Bot. 4, p. 157. 



U. venustum of Sweet, Fl. G. 2, t. 285, is tlie 

 same plant. 



Rhododendron Denisoni 



Was raised from R. DaUiousicB, crossed "with M. 

 Edgeiuorthi and Gribsoni. The flowers are large, 

 white, lighted with straw-color. 



Figured in Fl. Mag. p. 291. 



Rhododendron albtbi speciosum. 



A tender, white - flowered variety, beautifully 

 spotted. 

 Figured in Illus. Hort. 1, t. 1. 



Rhododendron Sesterianum. 



A cross between R. Edgeiuorlhi and Gibsoni. 

 Flowers white, very large, marked with reddish-yel- 

 low spots. 



Figured in Illus. Hort. 9, t. 345, 



Rhododendron Princess Alexandra, 



A hybrid from M. jasmimfloram, has large, fra- 

 grant, white flowers, tinged with pink. 

 Figured in Fl. Mag. pi. 245. 



