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| Figure 19.—Black willow (Salix nigra) |
Habitat and range.—This tree is found in low ground and along streams from New Brunswick to western Ontario and in North Dakota, Florida, and Texas.
Description.—This willow is a tree attaining a height of 120 feet and a trunk diameter of 3 feet, with narrow lance-shaped leaves 2 1/2 to 5 inches long and up to three-quarters of an inch wide, finely toothed and hairy when young. Male and female flowers are borne in separate catkins which expand with the leaves the male catkins l to 2 inches and the female catkins 1 1/2 to 3 inches long.
Part used.—The bark and buds.