EVERGREENS AND ORNAMENTAL SHRUBS FOR THE PRAIRIES. 373 



Specimen of Douglas Spruce, growing on place of Mr.Andrevv Norby, Madison, S. D. 



say from 2 >^ to 3 or 4 feet, as they are not so apt to be run over, 

 and also give good effect immediately. Use as n.any varieties as 

 possible, plant in groups and clumps of irregular shape and num- 

 ber ; don't neglect to have a few blue spruce for single specimens 

 here and there. These trees should all have been at least twice 



