254 ALPINE FLOWERS AND ROCK GARDENS. 



in association with Pinus Cembra, are the famous 

 Alpine or Alpen Roses. 



SANGUINARIA CANADENSIS (Bloodroot).— 

 An American plant, with white flowers on stems about 

 six inches high in April, followed by grey, toothed 

 leaves. It likes a peaty soil with plenty of grit, and a 

 partially shaded place, with abundance of moisture. 

 The popular name derives from the red juice which the 

 leaves contain. The plant may be propagated by 

 division of the root in autumn. 



SANTOLINA (Lavender Cotton). — Small hoary, 

 shrubby plants, with scented foliage. The most 

 popular kind is the variety of Chamaecyparissus called 

 incanUy which has small yellow flowers, less attractive 

 than the foliage, which is covered with dense white 

 down. It is much in demand both for the rockery and 

 border. It likes sandy loam and may be increased 

 by cuttings. 



SAPONARIA (Soapwort). — One species of Sapon- 

 ariUj namely, Calabrica, is a well-known hardy 

 annual J and is much in use for bedding, both in spring 

 and summer. It is the only kind known to many 

 flower-gardeners, who overlook the fact that there are 

 several Soapworts which are admirably adapted for 

 the rockery. They are tufty in habit, and their flowers 

 are brilliant. Two well worthy of culture are caes- 

 pitosa and ocymoides. The former is a Pyrenean 

 Alpine, with rosy flowers in summer. It grows about 

 six inches high, and is charming for chinks in the 

 rockery. It may be grown successfully in sandy loam, 

 preferably with a Httle peat or leaf mould, and may be 



