223 illustrations of trees including: acacia, acorns, alder, alangium, Alaska willow, Allegheny chinkapin, allspice, almond, amelanchier, American amber tree, apple, arbor-vitae, arenga, Arizona cypress Arizona pine, aspen, astrocaryum, and avocado

Pictured are the bottom and top views of a blue pearmain apple.

Blue Pearmain Apple

Pictured are the bottom and top views of a blue pearmain apple.

The Calville Blanche Apple is best used for desserts. This apple is one of the larger varieties. This apple can be found October through December.

Calville Blanche Apple

The Calville Blanche Apple is best used for desserts. This apple is one of the larger varieties. This…

Pictured are the conical (left) and ovoid (right) forms of the apple. These are the typical forms of the American apple.

Conical and Ovoid Forms of Apple

Pictured are the conical (left) and ovoid (right) forms of the apple. These are the typical forms of…

The Court Pendu Plat apple is used is desserts and other cooking purposes. This apple can be found November through April.

Court Pendu Plat Apple

The Court Pendu Plat apple is used is desserts and other cooking purposes. This apple can be found November…

An illustration of an early York apple.

An Early York Apple

An illustration of an early York apple.

Pictured are the top and bottom views of an esopus apple. It also known as the spitzenberg apple.

Esopus Apple

Pictured are the top and bottom views of an esopus apple. It also known as the spitzenberg apple.

Pictured are the flower cluster and the leaf cluster of an apple tree.

Flower and Leaf Cluster of Apple

Pictured are the flower cluster and the leaf cluster of an apple tree.

Pictured are the oblate (left) and spherical (right) forms of apple.

Forms of Apple

Pictured are the oblate (left) and spherical (right) forms of apple.

Pictured are the top and bottom views of a gano apple.

Gano Apple

Pictured are the top and bottom views of a gano apple.

Pictured are the bottom and top views of a grimes apple.

Grimes Apple

Pictured are the bottom and top views of a grimes apple.

A young apple blossom beginning to grow, almost too late to spray for coddling moth.

Growing apple

A young apple blossom beginning to grow, almost too late to spray for coddling moth.

A description of how an apple grows from a flower.

Growing Apple

A description of how an apple grows from a flower.

Pictured are the bottom and top views of a Hubbardston apple.

Hubbardston Apple

Pictured are the bottom and top views of a Hubbardston apple.

Pictured are two examples of lady apples. They are a small dessert apple.

Lady Apple

Pictured are two examples of lady apples. They are a small dessert apple.

Pictured are the top and bottom views of a northern spy apple.

Northern Spy Apple

Pictured are the top and bottom views of a northern spy apple.

Pictured is a four feet tall Northern Spy Monument. The tablet reads "The original northern spy apple tree stood about fourteen rods south of this spot, in a seedling planted by Herman Chapin about 1800".

Northern Spy Monument

Pictured is a four feet tall Northern Spy Monument. The tablet reads "The original northern spy apple…

Illustration of a red Canadian apple.

Red Canada apple

Illustration of a red Canadian apple.

Illustration of a cross section of a red Canadian apple.

Red Canada apple

Illustration of a cross section of a red Canadian apple.

The Reinette Du Canada apple is used as a dessert apple. The skin is a greenish-yellow and brown color. The flavor is brisk and juicy. This apple can be found November through May.

Reinette Du Canada Apple

The Reinette Du Canada apple is used as a dessert apple. The skin is a greenish-yellow and brown color.…

The Reinette Grise apple is a dessert apple. The apple has a sugary flavor. It can be found November through April.

Reinette Grise Apple

The Reinette Grise apple is a dessert apple. The apple has a sugary flavor. It can be found November…

Pictured are the top and bottom views of a Rhode Island greening apple.

Rhode Island Greening Apple

Pictured are the top and bottom views of a Rhode Island greening apple.

Pictured are the bottom and top views of a Rome beauty apple.

Rome Beauty Apple

Pictured are the bottom and top views of a Rome beauty apple.

Pictured are the bottom and top views of a stayman apple. It is also known as the winesap apple.

Stayman Apple

Pictured are the bottom and top views of a stayman apple. It is also known as the winesap apple.

Pictured is the first tablet in New York state in memory of any apple. The tablet was erected in the town of Camillus on the original site of the primate apple tree.

Tablet to the Primate Apple

Pictured is the first tablet in New York state in memory of any apple. The tablet was erected in the…

Pictured is a Tompkins King apple. It is the flat or oblate American apple.

Tompkins King Apple

Pictured is a Tompkins King apple. It is the flat or oblate American apple.

Pictured are the top and bottom views of a wealthy apple.

Wealthy Apple

Pictured are the top and bottom views of a wealthy apple.

Illustration of a cross section of a westfield seek-no-further apple.

Westfield Seek-No-Further Apple

Illustration of a cross section of a westfield seek-no-further apple.

Illustration of a westfield seek-no-further apple.

Westfield Seek-No-Further Apple

Illustration of a westfield seek-no-further apple.

The worm of the codling moth eating and burrowing through an apple.

Worm in Apple

The worm of the codling moth eating and burrowing through an apple.

"Section of wormy apple; a, codling moth; b, cocoon." — Goff, 1904

Wormy Apple

"Section of wormy apple; a, codling moth; b, cocoon." — Goff, 1904

Pictured are the top and bottom views of a Yellow Newtown apple.

Yellow Newtown Apple

Pictured are the top and bottom views of a Yellow Newtown apple.

Pictured are the top and bottom views of a York Imperial apple.

York Imperial Apple

Pictured are the top and bottom views of a York Imperial apple.

The blossom of the well-known apple tree.

Apple-blossom

The blossom of the well-known apple tree.

Shoot with its leaves 5-ranked, the sixth leaf over the first; as in the Apple-tree.

Apple-tree

Shoot with its leaves 5-ranked, the sixth leaf over the first; as in the Apple-tree.

Two apples. One is whole and the other is split in half.

Apples

Two apples. One is whole and the other is split in half.

Two apples. One is cut in half on the plate, beside the knife. The other is still whole.

Apples

Two apples. One is cut in half on the plate, beside the knife. The other is still whole.

Two Jonathan apples

Jonathan Apples

Two Jonathan apples

Two Pewaukee apples

Pewaukee Apples

Two Pewaukee apples

Illustrated are good exhibition plates of apples.

Plates of Apples

Illustrated are good exhibition plates of apples.

A bunch of Seckel apples

Seckel Apples

A bunch of Seckel apples

Two Wagner apples

Wagner Apples

Two Wagner apples

"Apricot (Prunus Armeniaca)."-Whitney, 1902

Apricot

"Apricot (Prunus Armeniaca)."-Whitney, 1902

Pictured is a characteristic branch of apricot. The fruit grows close together, appearing to be in clusters.

Branch of Apricot

Pictured is a characteristic branch of apricot. The fruit grows close together, appearing to be in clusters.

The fruit buds of the apricot are borne beside the leaf-bud and also on spurs. This is similar to the peach.

Fruit Buds of the Apricot

The fruit buds of the apricot are borne beside the leaf-bud and also on spurs. This is similar to the…

Pictured are good apricot fruits. Apricots are considered as a dessert or fancy fruit.

Good Fruits of Apricot

Pictured are good apricot fruits. Apricots are considered as a dessert or fancy fruit.

Illustration of a hemskirke apricot.

A Hemskirke Apricot

Illustration of a hemskirke apricot.

Pictured are young apricots shedding the ring. This happens as the fruit begins to swell.

Young Apricots

Pictured are young apricots shedding the ring. This happens as the fruit begins to swell.

"Aptandra Spruceana. 1. an expanded flower; 2. a petal; 3. tube of stamens, with 4 petaloid glands at the base; 4. pistil; 5. section of ovary." -Lindley, 1853

Aptandra

"Aptandra Spruceana. 1. an expanded flower; 2. a petal; 3. tube of stamens, with 4 petaloid glands at…

"Aquilaria Agallochum. 1. a flower; 2. the same split open; 3. a section of the ovary." -Lindley, 1853

Aquilaria

"Aquilaria Agallochum. 1. a flower; 2. the same split open; 3. a section of the ovary." -Lindley, 1853

A group of trees or shrubs native to North America and Europe.

Ar'butus

A group of trees or shrubs native to North America and Europe.

A genus of the plant family Araliaceae, consisting of about 30 species of deciduous and evergreen trees and shrubs.

Aralia

A genus of the plant family Araliaceae, consisting of about 30 species of deciduous and evergreen trees…

The common name of <I>Aralia chinensis</I> is Chinese Angelica Tree. The tree grows forty feet tall. The leaves are two to four feet long and usually do not have prickles.

Aralia Chinensis

The common name of Aralia chinensis is Chinese Angelica Tree. The tree grows forty feet tall. The leaves…

Araucaria bidwillii</I> is rather narrow in growth. The branches are simple and the leaves grow in two rows.

Araucaria Bidwillii

Araucaria bidwillii is rather narrow in growth. The branches are simple and the leaves grow in two rows.

The araucaria excelsa is commonly known as the Norfolk Island Pine. The leaves are sharply pointed, also known as awl-shaped. The leaves are bright green and densely pakced.

Araucaria Excelsa Tree

The araucaria excelsa is commonly known as the Norfolk Island Pine. The leaves are sharply pointed,…

The common name of <I>Araucaria excelsa</I> is Norfolk Island Pine. The plant is light green and has curved, soft, sharp pointed leaves. The leaves are densely placed on drooping branchlets.

Araucaria Excelsa

The common name of Araucaria excelsa is Norfolk Island Pine. The plant is light green and has curved,…

The common name of <I>Araucaria excelsa</I> is Norfolk Island Pine. Pictured is a unsymmetrical tree grown from a side shoot.

Araucaria Excelsa

The common name of Araucaria excelsa is Norfolk Island Pine. Pictured is a unsymmetrical tree grown…

The common name of <I>Araucaria excelsa</I> is Norfolk Island Pine. Pictured is a poor specimen.  It is a poor specimen because it was too crowded or did not receive sufficient light.

Araucaria Excelsa

The common name of Araucaria excelsa is Norfolk Island Pine. Pictured is a poor specimen. It is a poor…

The common name of <I>Araucaria excelsa</I> is Norfolk Island Pine. The branches resemble fronds.

Araucaria Excelsa

The common name of Araucaria excelsa is Norfolk Island Pine. The branches resemble fronds.

Araucaria Imbricata is commonly known as the Monkey Puzzle. This tree grows between fifty and one hundred feet tall.

Araucaria Imbricata Tree

Araucaria Imbricata is commonly known as the Monkey Puzzle. This tree grows between fifty and one hundred…

The common name of <I>Araucaria imbricata</I> is monkey puzzle. The tree has a pyramid shaped habit of growth. The branches have upward curving tips.

Araucaria Imbricata

The common name of Araucaria imbricata is monkey puzzle. The tree has a pyramid shaped habit of growth.…