WILLOW. 251 
to a considerable extent here and is our best large Weeping Wil- 
low. It attains large size in favorable locations, but is occa- 
sionally killed back by severe winters. 
Salix nigra. Black Willow. 
Leaves vary greatly in 
size and outline on differ- 
ent trees, but are generally 
narrowly lanceolate, long 
pointed, serrulate, some- 
what pubescent especially 
on the lower surface; when 
mature two and one-half to 
five inches long, bright 
green and glabrous above, 
somewhat paler and glab- 
brous beneath, and some- 
times pubescent on the 
underside of midribs. Stip- 
ules persistent or soon fall- 
ing away. Catkins appear with the leaves: stamens three to 
seven, distinct. Our largest native willow, forming a large tree, 
with dark brown or almost black rough flaky bark. 
Distribution Along streams and lakes, New Brunswick to 
Eastern Dakota, south to Florida, Texas and Arizona. 
Propagation.—By cuttings, but seedlings may often be gath- 
ered. 
Properties of Wood.—Light, soft, weak, close grained, checks 
badly in drying; light reddish brown, with nearly white sap- 
wood. Specific gravity, 0.4456; weight of a cubic foot, 27.77 
pounds. 
Uses.—The Black Willow is seldom used for ornamental or 
timber planting. The wood is used for fuel and the bark domes- 
tically in the treatment of fevers. 
Figure 50. Wisconsin Weeping Willow. 
Salix amygdaloides. Almondleaf Willow. Peachleaf 
Willow. 
Leaves lanceolate or ovate-lanceolate, long-pointed, three to 
five or more inches long, slightly pubescent. when young, green 
above, pale and glaucous below with stout yellow or orange-col- 
