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Page:Ornithological biography, or an account of the habits of the birds of the United States of America, volume 1.djvu/477

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with dull white, the three outer feathers white on the greater part of their inner web.

Length 4+34, extent of wings 8; bill along the ridge 13, along the gap 712; tarsus 23.

Adult Female. Plate LXXXVIII. Fig. 2.

The female resembles the male in external appearance.

Canoe Birch or Paper Birch.

Betula papyracea, Willd. Sp. Pl. vol. iv. p. 464. Pursh, Flor. Amer. vol. ii. p. 621. Mich. Arbr. Forest, de l'Amer. Sept. vol. ii. p. 133. Pl. 1.—Monœcia Polyandria, Linn. Amentaceæ, Juss.

Leaves ovate, acuminate, doubly serrated, the veins hairy beneath, the petiole smooth. The female catkins pedunculate, pendent. This tree is most abundant in the Northern States, where it sometimes attains a height of from seventy to eighty feet, and a diameter of three feet.