Plate XIV.—Populus tremuloides.

1. Branch with sterile catkins.
2. Sterile flower.
3. Branch with fertile catkins.
4. Fertile flower.
5. Fruiting branch.
6. Branch with mature leaves.
7. Variant leaves.

Populus grandidentata, Michx.

Poplar. Large-toothed Aspen.

Habitat and Range.—In rich or poor soils; woods, hillsides, borders of streams.

Nova Scotia, New Brunswick, southern Quebec, and Ontario.

New England,—common, occasional at altitudes of 2000 feet or more.

South to Pennsylvania and Delaware, along the mountains to Kentucky, North Carolina, and Tennessee; west to Minnesota.