Trees, Shrubs and Vines 
67. Angled Cottonwood. (Populus angulata.) 
LEAF: 2’-6’, simple, alternate, serrate, triangular, base some- 
times cordate ; branches sharply angled or winged. RANGE: 
Pennsylvania to Wisconsin and south ; perhaps only a variety of 
66. 
68. Lombardy Poplar. (Populus dilatata.) 
LEAF: 2’, simple, alternate, serrate, very triangular; tree tall 
and very slender from the almost vertical direction of branches ; 
-ntroduced from Europe. (PI. VI.) 
69. Loblolly Bay. (Gordonia Lasianthus.) 
LEAF: 2'-3', simple, alternate, finely serrate, lance-oblong, 
base tapering, /eathery, glossy. FLOWER: white, large, single, 
5-petaled, on axillary stems; May-July. Virginia, swamps ; low 
tree and shrub. 
70. Alder-buckthorn. (Frangula Caroliniana.) 
LEAF: 3-5’, simple, alternate, very finely serrate, oblong. 
FLOWER: small, greenish, clustered or single; calyx-lobes, 
petals and stamens each 5. Virginia and west; said to be lo- 
cally in New Jersey ; small thornless tree and shrub. 
71. White Alder. Sweet Pepperbush. (Clethra acuminata.) 
LEAF: 5-7’, simple, alternate, finely serrate, oval or oblong, 
apex sharp, pale beneath, thin. FLOWER: small, white, in long 
drooping racemes; July. Virginia ; low tree and shrub. 
72. Silver-bell-tree. Halesia. (H. tetraptera.) 
LEAF: 4'-6', simple, alternate, minutely serrate, long-ovate, 
apex tapering. FLOWER: showy, white, bell-shaped, in long 
chimes, covering tree when the leaves are slightly grown; May. 
Fruit: 1%’ long, 4-winged. Virginia ; tree and shrub. (Pl. X.) 
73. Sweet-leaf. Horse-sugar. (Symplocos tinctoria.) 
LEAF: 3'-5’, simple, alternate, finely serrate, long-oblong, 
gpex sharp, thickish, pale beneath, sweet. FLOWER: small, 
yellow, fragrant (petals 5), 6-14 in cluster; April. Virginia ; 
tree and shrub. 
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