Description of Native Trees 
74. Winged Elm. Whahoo. (Ulmus alata.) 
LEAF: 1'-2%4’, simple, alternate, serrate, short-lance-shaped, 
thickish, downy beneath; some of the branches fringed with 
corky wings. FLOWERS in March. Virginia and west. 
75. Planer-tree. (Planera aquatica.) 
LEAF: asin elm, 36; difference in fruit, which is 1- instead of 
2-celled, nut-like, and not winged. FLOWERs in April. Kentucky. 
76. Tulip-tree. Yellow Poplar. (Liriodendron tulipifera.) 
LEAF: 5-6’, simple, alternate, lobed, squarishh FLOWER: 
large, tulip-shaped, greenish-yellow and orange, petals 6, 2’ long ; 
May, June. FRUIT: persistent all winter, tulip-shaped. RANGE: 
south New England to Illinois, and south; tall, cylindrical. 
(Pl. VIT.) 
77. White Oak. (Quercus alba.) 
LEAF: 5'-g, simple, alternate, about 7 (deeply)-lobed, xot 
bristle-pointed nor serrate ; bark ashy-white. (PI. I.) 
78. Swamp White Oak. (Quercus bicolor.) 
Lear: 5-6’, simple, alternate, many-lobed (not as deeply as 
77), sometimes coarsely toothed near apex, irregular, whztish- 
downy beneath, not bristle-pointed ; bark ashy-white. (PI. II.) 
79. Post Oak. Rough White Oak. (Quercus minor.) 
LEAF: 5-8’, simple, alternate, strongly few-lobed, variable but 
rather cruciform, rough above, thick, leathery, grayish beneath. 
(Pi TL.) 
80. Bur Oak. Mossy-cup Oak. (Quercus macrocarpa.) 
LEAF: 6-12’, simple, alternate, 5-7 (large)-lobed, most of the 
lobes again small-lobed or very coarsely serrate ; lobes often 
large at base, small at top; when mature leathery, thick, glossy 
above, and lighter, often rusty, beneath ; cup thick, covered with 
scales that form a fringed border. RANGE: west New England 
to Wisconsin and Kentucky. (Pl. II.) 
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