DESCRIPTIVE LIST OF THE BEST KINDS 211 



flowers, is also of garden origin, very rare, and not so easy 

 as the others. C. violacea, a foot or more high, is a lovely 

 flower with pale blue spotted blooms, from Chili. It 

 is rather tender, but does well in the mild parts of the 

 south-west of England and Ireland. They are propa- 

 gated by seeds, division, or by root cuttings. Seed, 

 not easily procured, should be sown very thinly in heat 

 in spring, and barely covered with soil. Division is 

 best effected in spring, and root cuttings are made in 

 November. 



Callirhoe. The Callirhoe is native of North America 

 and belongs to the Mallow family (Malvaceae). The 

 most important member of this genus, so far as its 

 value in the garden is concerned, is C. involucrata. 

 This is a trailing perennial that dies down in winter ; 

 in July it bears purplish-red flowers. Ordinary well- 

 drained soil in sunshine suits its needs. Propagation is 

 by cuttings in September or by seeds sown then or in 

 spring. 



Carlina acaulis. A curious Thistle-like plant, native 

 of Europe, and member of the Thistle family (Compositae). 

 It forms a low, large-leaved rosette of shiny foliage, 

 from which the whitish Thistle-like flower head rises in 

 June. It is increased by seeds sown in autumn or spring. 



Celmisia. Handsome New Zealand plants for the 

 rockery belonging to the Daisy family (Compositae), 

 having long, generally hoary leaves and white flowers. 

 Not many of these plants are in cultivation, as they 

 are difficult to raise from seeds, the seedlings being 



