EXOGENOUS SERIES— BROADLEAF (VOODS. 33 



Fraxinus lanceolala Borkh. 



"" Fraxinus viridis Michx. f. 



Nomenclature. (Sudworth. ) 



Green Ash (local and common Ash (Ark. Iowa). 



name). Swamp Ash (Fla. , Ala., Tex.). 



Blue Ash (Ark., Iowa). Water Ash (Iowa). 



White Ash (Kans., Neb.). 



Locality. 



East of Rocky Mountains. Vermont and northern Florida 

 intermittently to Utah and Arizona. 



Features of Tree. 



Forty to fifty feet in height, one to two feet in diameter. Bright 

 green upper and lower surfaces of smooth leaves. 



Color, Appearance, or Grain of Wood. 



Heartwood brownish, sapwood lighter, rather coarse-grained, 

 compact structure. 



Structural Qualities. 



Hard, heavy, strong, brittle. 



Representative Uses. 



Similar to those of White Ash. 



Weight of Seasoned Wood in Pounds per Cubic Foot. 



39 (U. S. Forestry Div. ).* 



44. 

 Modulus of Elasticity. 



2,050,000 (average of 10 tests by U. S. Forestry Div.).* 



1,280,000. 



Modulus of Rupture. 



11,600 (average of 10 tests by U. S. Forestry Div.).* 



12,700. 



Remarks. 



Sometimes considered a variety of Red Ash. 



* See page 6. 



