148 PLANTS FOR WINDOW GARDENING. 



in a sheltered place, from the time they have done flowering 

 until September. Then remove them to the house, all parts 

 of shoots having no bloom buds (they are easily seen along 

 the leaves) being cut back to just beyond the buds. The 

 plants should be confined to six or eight strong stems ; 

 while these are in good health, the growth of shoots from 

 the roots is not to be encouraged. 



Give the plants no water from September until February ; 

 while in growth, water moderately. They bloom from May 

 to August. 



Some of the varieties are, 



C. Speciosissimus. Crimson and purple flowers. 



C. Flagelliformis. Rose flowers. This variety should be allowed to 

 droop, and not be pruned. 



C. Grandiflorus is the night-blooming Cereus; flowers yellowish 

 white. This variety will not bloom until it is old. 



C. Maynatdi. Deep orange red flowers. 



C. Triangularis. Cream color ; immense flower. 



All varieties will do well as window plants. The first 

 is the best for general culture. 



We now come to the latter family, Epiphyllum, all 

 natives of tropical America. This branch of the Cactus 

 family is distinguished by flat shoots, and leaves without 

 spines. The soil and treatment is identical with that of the 

 Cereus. The best varieties are, 



