.58 THE EHODODENDRON. 



The following are hybrid varieties : — 



Variety Russellianum is a hybrid between Cataw- 

 bieii.se and arboreuni ; color, bright crimson. Fig- 

 ured in Sweet's, Fl. G. 2, t. 91. 



Variety Smithii coccinea has scarlet flowers, 

 beautifully spotted ; a hybrid between R. ponticum 

 and arboreum. Figured in Sweet's Fl. G. 2, t. 50. 



Variety alta-claeense was raised from R. arbo- 

 reum, fertilized with a seedling between ponticum 

 and Catawbiense . The flower is clear, bright, trans- 

 parent, scarlet, and the foliage very rich. Figured 

 in Bot. Reg. 17, t. 1414 ; and in Bot. Mag. 62, 

 t. 3423. 



Variety undulatum is a hybrid with B. ponticum. 

 The flowers are deep, shaded purple ; and the foliage 

 has a peculiar, wavy form. Figured in Sweet's Fl. 

 G. t. 341. 



Variety albubi speciosum, figured in lUus. Hort. 

 1, t. 1, has white flowers, beautifully spotted with 

 crimson. 



There are many other fine hybrids, and new ones 

 are constantly produced. All are showy in flower ; 

 Ijut many popular this year will be lost a few years 

 hence, giving place to varieties of newer origin. 

 Some of the old varieties we have mentioned still 

 hold their place as standard kinds, and are as yet 

 unsm'passcd. 



