HARDY HERBACEOUS PLANTS, ETC. 



229 



PIL.UME- POPPY (Bocconia Japonica), No herbaceous 

 perennial plant produces more subtropical effect than this 

 one. The leaves are large, deeply lobed, of a glaucous 

 green color, and the flowers are plume-like panicles followed 

 by numerous pods that continue its beauty for a long time. 

 It grows from 5 to 8 feet high and spreads rapidly, but not 

 to such an extent as to be uncontrollable. By pulling out 

 die suckers in the spring that come up beyond the limits 



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FIG. 129. LILY OF THE- VALLEY (Convallaria majalis). 



of the space desired that it shall occupy it can be easily 

 kept within bounds, and this thinning will result in a more 

 vigorous growth of the remaining canes. Only a limited 



