Description ot Native Trees 
88. Buttonwood. Buttonball. Plane-tree. (Platanus 
occidentalis.) 
LEAF: 4-9, simple, alternate, coarsely serrate, 3-5-lobed, 
lobes pointed, general form almost circular. FRuiT: in soft 
globular masses hanging through winter ; bark peels off in irreg- 
ular patches leaving trunk whitish or yellowish. (Pl. VII.) 
89. Silver-leaf Poplar. White Poplar. (Populus alba.) 
LEAF: 2-3, simple, alternate, coarsely serrate and 3-5-lobed, 
ovate, cottony-white beneath; trunk below dark and rough, above 
whitish, resembling white birch ; introduced but quite common. 
(Pl. VI.) 
go. Cut-leaved Birch. (Betula alba laciniata.) 
LEAF : 2'-3', simple, alternate, serrate and lobed, triangular, a 
variety of the white birch, the weeping cut-leaved birch being the 
most beautiful (Pl. V.) 
gi. Cut-leaved Beech. (Fagus sylvatica asplenifolia.) 
LEAF : 3-4’, simple, alternate, lobed, with a few coarse teeth, 
narrow-ovate, base wedge-shaped, apex pointed, otherwise like 
the common beech (40) ; introduced. (Pl. I. Foreign trees.) 
92. Flowering Dogwood. (Cornus florida.) 
LEAF: 3-5’, simple, opposite, entire, ovate, apex taper- 
pointed, base a little narrowed, veins beneath curving toward 
apex. FLOWER: greenish-yellow, small, clustered, each cluster 
surrounded by four large, petal-like, white or pinkish bracts, the 
whole apparently forming one flower, before the leaves; April, 
May; a variety has the “‘ flower” a deep pink. Fruit: bright 
red berries, showy in fall; low tree and shrub. (PL VII.) 
93. Fringe-tree. (Chionanthus virginica.) 
LEAF: 4'-8’, simple, opposite, entire, oval or oblong, dark 
green. FLOWER: white, in long, loose axillary clusters; petals 
4-6, long-linear ; delicate and ornamental inflorescence ; June; 
south Pennsylvania and south; low tree and shrub; cultivated. 
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