136 LANDSCAPE GARDENING. 



Street- or Avenue-trees.* 



Nothing adds so much to the beauty and comfort of our 

 streets and roadways, especially in the summer, as well- 

 grown trees on both sides, arid we find many towns and 

 cities throughout our country noted for the large number 

 and beauty of their street-trees. 



The following list includes those best suited for this pur- 

 pose: 



Elm, American. Ash, White. 



" Slippery. Oak, Red. 



" European. " Scarlet. 



Maple, Sugar. Chestnut, American. 



Silver. Hickory, White. 



Walnut, Black. Tulip-tree. 



AMERICAN OR WHITE ELM ( Ulmus Americana), Fig. 72. 

 This is unquestionably the finest street or avenue shade- 

 tree in the world. Its high arching branches spreading 

 gracefully over the lawn, drive, walk, or roadway give an 



* The appended list of trees is offered by the Tree-planting Asso- 

 ciation of New York City as being the most suitable to select from for 

 growth in that city. 



Norway Maple. Tulip-tree or Tulip Poplar (Li- 

 Sugar-maple. riodendron tulipifera). 



Silver Maple. Balsam-poplar. 



Lombardy Poplar. 



American White Elm. Carolina Poplar or Cottonwood. 

 Scotch Elm. 



Pin-oak. American Linden (or Basswood). 



Red Oak. Lime (or European Linden). 



American White Ash. Nettle-tree (Hackberry). 



Oriental Plane-tree. 



American Sweet-chestnut. Sweet-gum (or Liquidambar). 



Common Horse-chestnut. American Plane-tree (Buttonball 

 Hardy Catalpa (Catalpa speciosa). or Sycamore). 



If the Ailanthus is desired for planting, use only pistillate trees, as 

 they give no unpleasant odor. 



