334 



Ornamental Shrubs. 



cold much better than most plants. It can be grown in 

 shrubby form if desired. S. regalis is worthy of large use 

 for the contrasts furnished by its light or silvery foliage 

 with other plants, and S. rosmarinifolia, or rosemary wil- 

 low, has long, narrow, silky foliage, and is capable of 

 being grown in a globular head by means of grafting. 



