Important Forest Trees of the United States 



787 



69. American elm. 70. Slippery elm. 



71. Rock elm. 72. Winged elm. 



: E 



64. BLACK TUPELO., Nyssa sylvatica Marsh, (blackgum, sour-gum, tupelo, pepperidge, 

 tupelo-gum; variety: swamp tupelo, N. sylvatica var. biflora (Walt.) Sarg., blackgum, 

 swamp blackgum, swamp black tupelo). 



Large tree of eastern third of United States ; also in southern Ontario and Mexico. Bark 

 reddish brown, deeply fissured into irregular and block-shaped ridges. Leaves elliptical or 

 oblong, 2 to 5 inches long, short- or blunt-pointed, wedge-shaped or rounded at base, edges 

 smooth, shiny dark green above, pale and often hairy beneath, turning bright scarlet in 

 fall. Fruits egg-shaped, % to /a inch long, fleshy, blue black, bitter, 1 -seeded. 



Principal uses: Boxes, crates, and baskets, furniture, and pulpwood. Also railroad ties 

 and cooperage. Ornamental and shade tree. 



65. OGEECHEE TUPELO, Nyssa ogeche Bartr. (sour tupelo-gum, sour tupelo, Ogeechee- 

 lime, limetree ) . 



Small to medium-sized tree, local in swamps of Coastal Plain in South Carolina, Georgia, 

 and Florida. Bark dark brown, thin, irregularly fissured. Leaves elliptical, 4 to 6 inches 

 long, short- or blunt-pointed, wedge-shaped at base, edges smooth, thick, shiny dark green 

 and slightly hairy above, pale and hairy beneath. Fruits 1 to 1 /a inches long, fleshy, red, 

 sour, 1 -seeded. 



Principal uses : A preserve, Ogeechee-lime, is made from the fruit. The wood is of little 

 importance commercially. 



jj. Leaf edges toothed (see also No. 63). 



m. Leaves with few large spiny teeth, evergreen HOLLY (Ilex}. 



66. AMERICAN HOLLY, Ilex opaca Ait. (holly, white holly, evergreen holly, boxwood). 

 Medium-sized to large tree of Atlantic coast, Gulf coast, and Mississippi Valley regions. 



Bark light gray, thin, smoothish, with wartlike projections. Leaves evergreen, elliptical, 

 2 to 4 inches long, spine-pointed and coarsely spiny-toothed, stiff and leathery, shiny green 

 above and yellowish green beneath. Male and female flowers on different trees, small, 

 greenish white. Berrylike fruit spherical, J4 to y& inch in diameter, red. 



Principal uses : Christmas decorations. The wood is used for scientific and musical instru- 

 ments, toy boats, furniture inlays, and sporting and athletic goods. Ornamental and shade 

 tree. (State tree of Delaware.) 



mm. Leaves with many small teeth, shedding in fall. 



n. Leaves with the 2 sides unequal and 1 side larger at base, in 2 



rows on twig. 



o. Leaves broad, heart-shaped, with leafstalks more than 1 J4 

 inches long (the fragrant, pale yellow flowers and round, 



