Also known as Castanea pumila. The branch of an Allegheny Chinkapin tree, native to the eastern United States.

Branch of Allegheny Chinkapin

Also known as Castanea pumila. The branch of an Allegheny Chinkapin tree, native to the eastern United…

Also known as Castanea dentata. The branch of an American Chestnut tree, native to eastern North America.

Branch of American Chestnut

Also known as Castanea dentata. The branch of an American Chestnut tree, native to eastern North America.

Illustrated is the leaf of castanea dentata, a variety of chestnut. The leaf is oblong and tapers to a point. It is coarsely serrated.

Castanea Dentata

Illustrated is the leaf of castanea dentata, a variety of chestnut. The leaf is oblong and tapers to…

Illustrated is the leaf of castanea sativa, a variety of chestnut. The leaves are oblong and taper to a point. The leaves are rounded at the base.

Castanea Sativa

Illustrated is the leaf of castanea sativa, a variety of chestnut. The leaves are oblong and taper to…

Illustrated are the successive stages in the ravages of the chestnut blight. The images are chronological, the top is from 1909, the middle is from 1910, and the bottom is from 1911.

Chestnut Blight Stages

Illustrated are the successive stages in the ravages of the chestnut blight. The images are chronological,…

Illustrated is the distribution of the chestnut blight from February 1, 1912.

Distribution of Chestnut Blight

Illustrated is the distribution of the chestnut blight from February 1, 1912.

Illustrated are chestnut sprouts that are two years grafted. The cion was inserted where branching begins.

Chestnut Sprouts

Illustrated are chestnut sprouts that are two years grafted. The cion was inserted where branching begins.

Pictured is the canker disease of chestnut produced by the fungus <I>Cryphonectria parasitica</I> (formerly <I>Endothia parasitica</I>). The conidial tendrils are produced from the numerous ruptures shown in the bark.

Chestnut with Canker Disease

Pictured is the canker disease of chestnut produced by the fungus Cryphonectria parasitica (formerly…

The boone chestnut is a hybrid of the giant and native chestnuts. The nuts are large and there are usually three in each bur.

Boone Chestnut

The boone chestnut is a hybrid of the giant and native chestnuts. The nuts are large and there are usually…

Japanese chestnut is the common name of castanea crenata. The tree grows thirty feet tall. It usually begins to fruit at six years old.

Japanese Chestnut

Japanese chestnut is the common name of castanea crenata. The tree grows thirty feet tall. It usually…

Japanese chestnut is the common name of castanea crenata. The nuts are large and glossy. There are usually three nuts to a bur, but sometimes there are five or seven.

Japanese Chestnuts

Japanese chestnut is the common name of castanea crenata. The nuts are large and glossy. There are usually…

Native wild chestnuts or the American chestnut are the common names of castanea dentata. There are usually two or three nuts in each bur. The nuts have a bright brown color. The nuts have a sweet flavor.

Native Wild Chestnuts

Native wild chestnuts or the American chestnut are the common names of castanea dentata. There are usually…

This is the bud of a Horse-Chestnut. This will open and the leaves will push out.

Horse-Chestnut Bud

This is the bud of a Horse-Chestnut. This will open and the leaves will push out.

The larva of a weevil in a chestnut. A larva is a juvenile form of animal with indirect development, undergoing metamorphosis.

Larva in Chestnut

The larva of a weevil in a chestnut. A larva is a juvenile form of animal with indirect development,…

An illustration of a bird nesting box made out of chestnut bark.

Chestnut Bark Nesting House

An illustration of a bird nesting box made out of chestnut bark.

Pictured are phylloxera galls on chestnut. Insect larvae cause malformations or swellings of the leaves or twigs, known as galls.

Phylloxera Galls on Chestnut

Pictured are phylloxera galls on chestnut. Insect larvae cause malformations or swellings of the leaves…

The Chestnut-sided Warbler, Dendroica pensylvanica, is a New World warbler. They breed in eastern North America and in southern Canada westwards to the Canadian Prairies. They also breed in the Great Lakes region and in the eastern USA. These birds are migratory, wintering in Central America south to northern Colombia, and they are very rare vagrants to western Europe.

Chestnut-sided Warbler

The Chestnut-sided Warbler, Dendroica pensylvanica, is a New World warbler. They breed in eastern North…