100 GARDEN FLOWERS. 



growing, deciduous, small tree, in the early spring, about May 

 covered with long drooping racemes of white blossoms. C. 

 sylvestris Duracina fiore-pleno^ the double French white. C. 

 V2dgaris fiore-ple7io, a dwarfer double-flowered tree. C. semper- 

 florens (ever-flowering) ; a remarkably handsome drooping free- 

 flowering tree, when budded standard high. C. Mahaleb (per- 

 fumed cherry). 



All are pretty, and desirable for neat, clean foliage seldom 

 attacked by insects, and for beauty of flowers. There are 

 about sevent)'-five species and varieties, some with beauti- 

 fully variegated foliage. 



Ceratiola. [Empetracese.] A small family of ever- 

 green diminutive bushes, wdth heather-like foliage. Propa- 

 gated by cuttings. 



C. ericoides (heath-like); hardy shrub; i8 inches; flowers 

 brown, in June ; North America ; 1826. 



CiRCis. yudas-tree. [Leguminosae.] Deciduous small 

 trees, forming beautiful objects when in flower; the blossoms 

 being produced before the leaves, and appearing about the 

 same time as those of the laburnum, the guelder-rose, the 

 hawthorn, and flowering dogwood, with which they contrast 

 admirably. They prefer a rather rich loamy soil, and re- 

 quire a sheltered situation. The seeds are sown in the 

 spring, and produce plants which come to bloom in six or 

 eight years. The young plants require protection. 



C. Canadensis (Canadian) ; hardy tree ; 20 feet ; flowers pale 

 red, in May ; North America ; 1730. C. Siliqiiastruni (common) ; 

 hardy tree ; 20 feet ; flowers pink or white, in May ; south of 

 Europe ; 1596. 



Cerinthe. [Boraginaceae.] Hardy annuals of coarse 

 habit, requiring to be sown in May where they are to flower, 

 and thinned out to three or four plants in a patch as soon as 

 they grow^ large enough to become crowded. Common soil. 



C. major (greater) ; hardy annual ; 3 feet ; flowers yellow, in 



