ORDER 40.—THE MAPLES. 183 
aie ve 
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Fig. 430. Red Maple (Acer rubrum), a leaf and several samara, Fig. 431. Sugar Maple 
(Acer saccharinum), leaf, flowers, and fruit. 7 
2 A.rubrum, Fed UM. Swamp M. Leaves lobed, cordate at base, paler beneath. 
Petals linear-oblong. Ovaries and fruit smooth. 40 to 100f. Flowers red. 
8 A.sacchari’num, Rock M. Sugar M. Leaves cordate, 5-lobed, with deep, 
rounded openings between. Bark lightgray. g-y. 
4 A.ni’grum, Bluck M. Sugar-tree. Leaves cordate, with the sinus closed, 
roundish, with 8 broad, shallow lobes. Bark dark gray: y. 
5 A. spicatum. Mountuin-Bush M. Racemes erect, thyrse-like. Shrub 10-15f. 
high, in clumps. Bark gray. Leaves 3-5-lobed. g. 
6 A. Pennsylvan’icum. Striped M. Whistle-wood. Racemesdrooping. Treesmall, 
with striped bark (green and black). Leaves 8-lobed. g. 
7 A. Pseudo-Plat’anus. Sycamore M. Racemes long, drooping. A large trec, in 
parks. Leaves 5-lobed, broad, rounded. Flowers green. 
