150 ALPINE FLOWERS AND ROCK GARDENS. 



in one of the coloured plates associated with Primula 

 farinosa, and in another with the Edelweiss. 



Andrewsii, the " Blind Gentian/* so called because 

 of its closed flowers, is a much taller plant and blooms 

 in summer. The purplish blue flowers are borne in 

 clusters. It is a North American species, throwing 

 stems a foot to eighteen inches high. It will grow in 

 most soils that are not very dry, but likes dkmp peat. 

 There is a white variety called alha. 



Asclepiadea is one of the most beautiful of the taller 

 kinds. It is a European Alpine, growing naturally in 

 the shade of woods. The blue tubular flowers are borne 

 in the axils of the leaves on stems that range from 

 eighteen inches to two and a half feet high, so that a 

 healthy plant in full bloom is a very beautiful object. 

 It Hkes a moist, shady site with lime in the soil. There 

 is a white variety called alha. 



Bavarica is a charming little species, with flowers of a 

 lovely rich blue, produced in July. A European Alpine, 

 it is not very abundant, and needs care. It likes moist, 

 peaty soil. The habit is tufty. There is a rare variety 

 of it called Rostani. 



Brachyphylla is a European Alpine, fond of granite. 

 It is not often seen in cultivation. This beautiful blue 

 Gentian is shown in one of the coloured plates, growing 

 in nature in association with Primula farinosa, in 

 another with Dyras odopetala, in a third without the 

 company of other plants, and in a fourth with Silene 

 acaulis. 



Clusiiy a dwarf Alpine Gentian, with dark blue flowers 

 in summer, is associated in one of the coloured plates 



