262 HARDY PERENNIALS AND 



the edges of the leaves become lined with red as if hemmed with 

 red silk ; the leaves also have the edges irregular in form, the 

 outline broadly oval, 4in. to Gin. long, and they are veined and 

 slightly wrinkled ; during the autumn a yellow tint starts from 

 the edge, and in time becomes a vermilion, which is all the 

 more effective from the leaf being of leather-like substance. 



It enjoys a deep rich loam ; and, evidently, to place its roots 

 in contact with pieces of limestone is beneficial. Bare as the 



FIG. 91. SAXIFRAGA PURPTJRASCENS. 

 (One-third natural size.) 



plant is, this is all that I do for it, and not only does it remain 

 healthy, but it has increased greatly in size during the last year. 

 I have not as yet tried to propagate it, but so far as I can judge 

 there will be no difficulty in forming young stock by root 

 division. It has hitherto enjoyed a happy immunity from all 

 garden pests, not excepting slugs. 

 Flowering period, April to June. 



Saxifraga Pyramidalis. 



PYRAMIDAL SAXIFRAGA; Nat. Ord. SAXIFRAGACE^E. 

 THIS is a very handsome form or variety of 8. Cotyledon, and 

 belongs to the alpine regions of Europe. As a decorative 



