W. B. Whittier & Co., Framingham, Massachusetts. 
15 
POPULUS alba, var. iastigiata, or dilitata (Lonibardy P.). Lj^- Tlie best known 
tree of the dNstinctly columnar type, so nseful for producing peculiar contras' 
effects in landscape 
planting. (Jf extremely 
rapid growth, with 
small, glossy, dark 
green foliage. Wherever 
rapidity of growth is de- 
sired for screen or shel- 
ter planting, this can be 
used to good advantage. 
6 to 8 feet, 50 cts. ; 8 to 
10 ft., 75c.; lOtO I2ft.,$I. 
p. deltoides, var. Caroli- 
niana, A very rapidly 
growing pyramidal tree, 
with broad, showy, 
glossy green foliage and 
grayish bark, showing 
comparatively little ten- 
dency toward sucker- 
ing, and devoid of the 
undesirable feature of 
shedding its seecl ves- 
sels in early spring. A 
most popular and valu- 
able tree for street and 
shelter planting, where 
rapidity of growth is the 
main essential. 6 to 
8 feet, 50 cts. ; 8 to 10 
feet, 75 cts. 
P. — , var. Van Gsertiii 
Distinct form, with a 
peculiar rich, golden 
cast to the foliage ; de- 
sirable for contrast 
effects. 6 to 8 feet, 75c. 
P. tremuloide8 (Aspen P.). 
Med. Small, grayish 
green foliage, long, slen- 
der stalks and distinctly 
grayish green, smootli 
bark. Of rapid growth. 
5 to 7 feet, 50 cts. 
-Flowering Crab. (See pa; 
PRUNUS— Plum. 
PBDNUS Fissardii (I'urple-leaved P.). A vigorous, small tree, of densely 
branched, upright growth, with foliage of a distinct reddish purple tinge, becoming 
deep crimson with the approach of autumn. The mc st brilliantly colored orna- 
menlal tree in the collection, and particularly desirable for contrast foliage effects. 
4 to 5 feet, 75 cts. 
PTELEA^Mop Tree. 
PTELEA trifoliata. A charming, small, low-branched tree, with deep, glossy green 
aromatic foliage, and hearing showy clusters of winged seed ve.ssels, which have a 
very characteristic hop-like odor. 3 to 5 feet, 50 cts. 
P. — , var. aurea ((inlden 11. T.). A charming variety, with foliqge most beautifully 
tinged with gold. \'ery effective. 3 to 4 feet, $1. 
