226 THE ALPINE THICKETS AND FORESTS 



are quite distinct, although partly united in one plane, 

 are longer than the bracteoles. 



A similar state of affairs is found in the Lowland 

 plant {Lonicera xylosteum, Linn.), which sometimes 

 occurs in Britain. 



Lonicera alpigena. 

 Let us now compare the flowers of the Mountain 



Fio. XXII. — Two Flowers of the Mountain Honeysuckle (iomcero alpigena, 

 Linn.), with Ovaries partially united. (After Hermann Miiller.) 



Honeysuckle {Lonicera alpigena, Linn.) (Text- 

 fig. XXII.) The two flowers are here also mounted 

 on long flower-stalks, but only a single berry results, 

 which is red. If the ovaries of the flowers are 

 examined, it will be found that they are completely 

 united in the median plane. The result is a double 



