188 



THE FLORA. 



Fig. 430. Eed Maple {_Acer nibruni)^ a leaf and several samara. Fig. 431. Sugar Maple 

 {^Acer saccharinvm)., leaf, floAvers, and fruit. 



2 A. rubrum. Eed M. Swamp M. Leaves loted, cordate at base, paler beneath. 

 Petals linear-oblong. Ovaries and fruit smooth. 40 to lOOf. Flowers red. 

 B A. sacchari'num. Eoch M. Sugar M. Leaves cordate, 5-lobed, with deep, 



rounded openings between. Bark light gray. g-y. 

 4 A. ni'grum. Blaclc M. Svgar-tree. Leaves cordate, with the sinus closed, 

 roundish, with 3 broad, shallow lobes. Bark dark gray. y. 



5 A. spicatnm. Mountain-Bush 31. Eacemes erect, thyrse-like. Shrub 10-15f. 



high, in clumps. Bark gray. Leaves 3-5-lobed. g. 



6 A. Pennsylvan'icum. Striped M. Whistle-wood. Eacemes drooping. Tree small, 



with striped bark (green and black). Leaves 3-lobed. g. 

 1 A. Pseudo-Plar'anus. Sycamore M. Eacemes long, drooping. A large tree, in 

 parks. Leaves 5-lobed, broad, rounded. Flowers green. 



