Liquidambar. HAMAMELACE.E. 



45 



137. Amelanchier Canadensis, Torr. & Gray. 

 June-berry. Shad-bush. Service Tree. May Cherry. 



Newfoundland and Labrador, west along the southern shores of Hud- 

 son's Bay to the Saskatchewan region ; south through the Atlantic forests 

 to northern Florida, southwestern Arkansas, and the Indian Territory. 



A small tree, 9 to 15 metres in height, with a trunk 0.30 to 0.45 metre 

 in diameter, or in some forms reduced to a low shrub (vars. rotundifolia 

 and oligocarpa, Torr. & Gray) ; common at the north, rare at the south, 

 and reaching its greatest development on the high slopes of the southern 

 Alleghany Mountains; varying greatly in the shape of the leaves, size of 

 the flowers, amount of pubescence on the leaves and young shoots, etc. 

 (var. oblongifolia, Torr. & Gray). 



Wood heavy, hard, strong, close-grained, satiny, susceptible of a good 

 polish ; medullary rays very numerous, obscure ; color dark brown often 

 tinged with red, the sap-wood much lighter. 



HAMAMELACE^E. 



138. Hamamelis Virginiea, L. 



Witch-hazel. 



Northern New England and southern Ontario to Wisconsin, south to 

 northern Florida and eastern Texas. 



A small tnc, exceptionally 7 to 9 metres in height, with a trunk 0.30 

 to 0.37 metre in diameter, or more often a tall shrub throwing up many 

 stems from the ground ; common ; rich, rather damp woodlands, reaching 

 its greatest development upon the southern Alleghany Mountains. 



Wood heav}', hard, very close-grained, compact ; layers of annual growth 

 hardly distinguishable ; medullary rays numerous, thin, obscure ; color light 

 brown tinged with red, the sap-wood nearly white. 



The bark and leaves rich in tannin, and largely used by herbalists in 

 the form of fluid extracts, decoctions, etc., in external applications (Pond's 

 Extract), and as a reputed remedy in hemorrhoidal affections. 



139. Liquidambar Styraciflua, L. 



Sweet Gum. Liquidamber. Red Gum. Bihted. 



Fairfield County, Connecticut, and southern Indiana and Illinois, south- 

 ward to Cape Canaveral and Tampa Bay, Florida, and the valley of the 

 Trinity River, Texas ; in central and southern Mexico. 



A large tree, often 30 to 36 metres, or exceptionally 48 metres, in 

 height, with a trunk 1.20 to 1.80 metres in diameter ; low, wet soil; very 

 common and reaching its greatest development on the bottom-lands of the 

 Mississippi Basin, — here, with the cotton-gum, forming a large proportion 

 of the forest growth. 



