ALPHABETICAL LIST OF PLANTS 347 



white flowers in early summer, with rosettes of silvery-grey leaves. 

 One of the best of this group. Very similar to it are S. catalaunica^ 

 S. carinthiaca, and S. carntolica, which latter is the most distinct 

 of these three. 



S. Churchilli {Group 11.^ E?icrusted). — Forms fine rosettes of 

 acutely pointed grey leaves, and panicles of white flowers. 



6", ^'■Cherry Trees'''' {Group I 11.^ Cushion). — A hybrid, 6". aretoides 

 X burse} iana, the same parentage as S. Boydii has, but is more 

 robust. The flowers are a pale lemon-yellow, large, and very hand- 

 some. A most desirable plant. 



S. ciliata {Group F/., Megased). — The fleshy leaves are slightly 

 hairy. Flowers white. It is an early flowering species, and should 

 have a sheltered position. 



S. cochlear is {Group 11.^ Encrusted). — Forms rosettes of blue- 

 grey, silvery spatulate leaves. Slender panicles of white flowers, in 

 June. A good plant. There are two recognised varieties : a 

 larger form, major, and a smaller, minor. 



S. cordifolia {Group VI., Megasea). — Has roundish, heart-shaped, 

 rather fleshy leaves on rather serrated stalks. Heads of large, 

 clear rose-coloured flowers. Blooms from March to May, and grows 

 about 12 inches high. There are several varieties. 



S. c. purpurea. — Has rich crimson flowers and handsome foliage, 

 and is a good plant. 



Of the numerous garden hybrids, ^'- BrillianV has rosy- purple 

 foliage and richly coloured foliage ; " Coralie " has rich rose- 

 coloured flowers and red stems ; " GianV' has bright rose-coloured 

 flowers and large bronzy leaves ; " Progress " has rosy-purple 

 flowers. 



S. Cotyledon {Group II., Encrusted). — Bears erect stems i to 2 

 feet high, much branched, and pyramidal in form and many flowered 

 The flowers are white and free from dots. A veiy handsome and 

 indispensable species, typical of the encrusted group. There are 

 several forms, but the differences are very slight. 



S. C. pyrarnidalis. — Has somewhat larger flowers, dotted with 

 crimson, and slightly narrower leaves. 



S. C. gracilis and minor. — Are rather smaller forms. 



S. C. Nepalensis. — Has red stems. 



6". C. montavoniensis. — Is of dwarfer habit. A handsome plant, 

 and is reported to dislike lime. This species is considered by some 

 to be distinct, and not a variety of S. Cotyledon. 



S. crassifolia {Group VI., Megasea). — Large, fleshy leaves. 

 Flowers red, borne in thyrsoid panicles on stems about 12 inches 

 high. Handsome. There is a white form, alba, and a dwarfer, 

 nana. Also a variegated form, aureo-tnarginata, with a gold edge 

 to the leaves. 



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