Lists of Dependable Perennials 39 



house window, and thus be enjoyed when it 

 is too chilly to be out-of-doors. If planted 

 eighteen inches apart, cup and saucer Can- 

 terbury bells may be planted in be- 

 tween them and removed when through 

 blooming. The anemones do not require 

 the room before that. 



Arabis Alpina Rock Cress 



Rock cress is an early spring, white- 

 flowering plant. Its low-growing habit 

 makes it suitable for edging. In the fall 

 plant Chionodoxa Lucilice in between them. 

 This is a blue-flowering bulb, hardy, cheap 

 and in flower at the same time the rock 

 cress is. 



Aquilegia Columbine 



These have been mentioned in connection 

 with the article on reserve beds. The 

 Rocky Mountain columbine (A. ccerulea), 

 a bright blue form, is probably the hand- 

 somest one of the family, but it seldom 

 lasts long. The golden columbine (A. 



