THE ORNAMENTAL PLANTS — PERENNIALS 265 



period, but varies more or less with localities and seasons. 

 These dates are apphcable to most of the middle and northern 

 states. Natives to North America are marked with an asterisk 

 (*). This Hst is by Ernest Walker. 



March 



Blue Wind-flower, Anemone blanda. 6 in. March-May. Sky-blue, 

 star-like flowers. Foliage deeply cut. For border and rockwork. 



Bloodroot, Sanguinaria Canadensis.* 6 in. March-April. Pure 

 white. Glaucous foliage. Partial shade. Border or rock-work. 



April 



Mountain Rock-cress, Arabis alhida. 6 in. April-June. Flowers 



pure white; close heads in profusion. Fragrant. For dry places 



and rock-work. 

 Purple Rock-cress, Auhrietia deltoidea. 6 in. April-June. Small 



purple flowers in great profusion. 

 Daisy, Bellis perennis, 4-6 in. April-July. Flowers white, pink, or 



red ; single or double. The double varieties are the more desirable. 



Cover the plants in winter with leaves. May be raised from seed, 



like pansies. 

 Spring Beauty, Claytonia Virginica.* 6 in. April-May. Clusters of 



light pink flowers. Partial shade. From six to a dozen should be 



set together. 

 Shooting Star, Dodecatheon Meadia* 1 ft. April-May. Reddish 



purple flowers, orange-yellow eye, in clusters. Cool, shady location, 



Plant several in a place. 

 T>og's-hsine,DoronicumplantagmeumvsiV.excelsum. 20 in. April- June. 



Large, showy flowers ; orange-yellow. Bushy plants. 

 Liver-leaf, Hepaiica acutiloba* and triloba* 6 in. April-May. 



Flowers small but numerous, varying white and pink. Partial 



shade. 

 Hardy Candytuft, Iberis sempervirens. 10 in. April-May. Small 



white flowers in clusters ; profuse. Large, spreading, evergreen tufts. 

 Alpine Lamp-flower, Lychnis alpina* 6 in. April-May. Flowers 



star-like, in showy heads ; pink. For border and rockery. 



