"Strawberry-Tree (Arbutus Unedo)."-Whitney, 1902

Strawberry Tree

"Strawberry-Tree (Arbutus Unedo)."-Whitney, 1902

Also known as Pinus lamertiana. The pine cone of a sugar pine tree.

Pine Cone of Sugar Pine

Also known as Pinus lamertiana. The pine cone of a sugar pine tree.

Also known as Rhus vernix. It is a woody shrub or small trees that can cause skin irritation when touched. When burned, inhalation of the smoke may cause a rash to appear on the lungs.

Poison Sumac

Also known as Rhus vernix. It is a woody shrub or small trees that can cause skin irritation when touched.…

"Summer Pruning should be performed while the shoots are yet young and succulent, so that they may be in most cases be nipped off with the thumb-nail. It is very necessary in the case of trees trained to a flat surface, as a wall or espalier rail, to prevent undue crowding. In some cases, as, for example, with peaches, the superfluous shoots are wholly removed, and certain selected shoots reserved to supply bearing wood for the next year." — Encyclopedia Britannica, 1893

Summer Pruning

"Summer Pruning should be performed while the shoots are yet young and succulent, so that they may be…

"Summer Pruning should be performed while the shoots are yet young and succulent, so that they may be in most cases be nipped off with the thumb-nail. It is very necessary in the case of trees trained to a flat surface, as a wall or espalier rail, to prevent undue crowding. In some cases, as, for example, with peaches, the superfluous shoots are wholly removed, and certain selected shoots reserved to supply bearing wood for the next year." — Encyclopedia Britannica, 1893

Summer Pruning

"Summer Pruning should be performed while the shoots are yet young and succulent, so that they may be…

Also known as Quercus michauxii. The branch of a Swamp Chestnut Oak tree, native to the wetlands of the southern and central United States

Branch of Swamp Chestnut Oak

Also known as Quercus michauxii. The branch of a Swamp Chestnut Oak tree, native to the wetlands of…

Also known as Populus heterophylla. The branch from a Swamp Cottonwood tree, native to warm regions of North America.

Branch of Swamp Cottonwood

Also known as Populus heterophylla. The branch from a Swamp Cottonwood tree, native to warm regions…

Also known as Hicoria minima. The branch of a Swamp Hickory tree, which produces pear-shaped nuts.

Branch of Swamp Hickory

Also known as Hicoria minima. The branch of a Swamp Hickory tree, which produces pear-shaped nuts.

Also known as Quercus laurifolia. The branch of a Swamp Laurel Oak, native to the southeast United States.

Branch of Swamp Laurel Oak

Also known as Quercus laurifolia. The branch of a Swamp Laurel Oak, native to the southeast United States.

Also known as Quercus palustris. A species of red oak tree native to eastern United States.

Branch of Swamp Spanish Oak

Also known as Quercus palustris. A species of red oak tree native to eastern United States.

Also known as Betula lenta. A species of birch native to eastern North America.

Branch of Sweet Birch

Also known as Betula lenta. A species of birch native to eastern North America.

Also known as Malus coronaria. The branch of a Sweet Crabapple tree, native to the southern United States.

Branch of Sweet Crabapple

Also known as Malus coronaria. The branch of a Sweet Crabapple tree, native to the southern United States.

Also known as Magnolia virginiana. The branch of a Sweetbay Magnolia plant, native to the southeastern coast of the United States.

Branch of Sweetbay Magnolia

Also known as Magnolia virginiana. The branch of a Sweetbay Magnolia plant, native to the southeastern…

Swiss stone pine is the common name of pinus cembra. The leaves are marked with silver lines and are slender and flexible. The tree grows between fifty and one hundred fifty feet tall.

Swiss Stone Pine

Swiss stone pine is the common name of pinus cembra. The leaves are marked with silver lines and are…

Also known as Pinus pungens. The Table Mountain Pine is native to the Appalachian Mountains.

Table Mountain Pine Cone

Also known as Pinus pungens. The Table Mountain Pine is native to the Appalachian Mountains.

Also known as Larix americana. The pine cone of a Tamarack Larch tree.

Tamarack Larch Pine Cone

Also known as Larix americana. The pine cone of a Tamarack Larch tree.

Also known as Pinus contorta, var. murrayana. The pine cone of a Tamarack Pine tree, native to the Cascade Range, Sierra Nevada, and surrounding mountain ranges.

Pine Cone of Tamarack Pine

Also known as Pinus contorta, var. murrayana. The pine cone of a Tamarack Pine tree, native to the Cascade…

Also known as Yucca treculeana. The branch of a Texas Bayonette, a species of perennial shrubs in the agave family.

Branch of Texas Bayonette

Also known as Yucca treculeana. The branch of a Texas Bayonette, a species of perennial shrubs in the…

Also known as Ulmus crassifolia. The branch of a Texas Cedar Elm, native to to south central North America.

Branch of Texas Cedar Elm

Also known as Ulmus crassifolia. The branch of a Texas Cedar Elm, native to to south central North America.

A species of palm native to southern Florida and Cuba.

Branch of Thrinax Keyensis

A species of palm native to southern Florida and Cuba.

An evergreen coniferous tree found throughout North America and Europe.

Branch of Thuja Occidentalis

An evergreen coniferous tree found throughout North America and Europe.

An illustration of the flower of a Tiger's Claw tree. Erythrina variegata (Tiger's Claw, Indian Coral Tree and Sunshine Tree) is a species of Erythrina native to the tropical and subtropical regions of eastern Africa, southern Asia, northern Australia, and the islands of the Indian Ocean and the western Pacific Ocean east to Fiji.

Tiger's Claw Flower

An illustration of the flower of a Tiger's Claw tree. Erythrina variegata (Tiger's Claw, Indian Coral…

"Is of a brownish or light ash-color, and is found under logs and the bark of decayed trees." — Goodrich, 1859

Squirrel tree-toad

"Is of a brownish or light ash-color, and is found under logs and the bark of decayed trees." —…

Cleared land vegetation topography symbol used in map drawing and drafting.

Cleared Land Vegetation Topography Symbol

Cleared land vegetation topography symbol used in map drawing and drafting.

A drafting topography vegetation symbol for cultivated land.

Cultivated Land Vegetation Topography Symbol

A drafting topography vegetation symbol for cultivated land.

Vegetation topography symbol for deciduous trees convention in drafting and map drawing.

Deciduous Trees Vegetation Topography Symbol

Vegetation topography symbol for deciduous trees convention in drafting and map drawing.

A vegetation Everglade tree for topography symbol used in map drawing and drafting.

Everglade Trees Vegetation Topography Symbol

A vegetation Everglade tree for topography symbol used in map drawing and drafting.

A conventional oak tree vegetation symbol used in map drawing and drafting.

Oak Trees Vegetation Topography Symbol

A conventional oak tree vegetation symbol used in map drawing and drafting.

A conventional vegetation topography for orchard commonly used in map drawing and drafting.

Orchard Vegetation Topography Symbol

A conventional vegetation topography for orchard commonly used in map drawing and drafting.

Conventional vegetation topography symbol for pine, willow and brush.

Pine Willow and Brush Vegetation Topography Symbol

Conventional vegetation topography symbol for pine, willow and brush.

A map drawing or drafting conventional vegetation symbol for willow.

Willows Vegetation Topography Symbol

A map drawing or drafting conventional vegetation symbol for willow.

Also known as Pinus torreyana. The Torrey Pine is the rarest pine species in the United States, and is generally found on the West Coast.

Torrey Pine Cone

Also known as Pinus torreyana. The Torrey Pine is the rarest pine species in the United States, and…

Also known as Quercus toumeyi. The branch of a Toumey Oak tree, native to Mexico and the United States.

Branch of Toumey Oak

Also known as Quercus toumeyi. The branch of a Toumey Oak tree, native to Mexico and the United States.

Also known as Heteromeles arbutifolia. The branch of a Toyon tree, native to California.

Branch of Toyon

Also known as Heteromeles arbutifolia. The branch of a Toyon tree, native to California.

A slender tree, in need of pruning.

Tree

A slender tree, in need of pruning.

A bird perched on a branch of a tree below her nest.

Tree

A bird perched on a branch of a tree below her nest.

A large tree atop a hillside near a fence and birds flying by.

Tree

A large tree atop a hillside near a fence and birds flying by.

A tree as pictured in the Biblical story of creation.

Tree

A tree as pictured in the Biblical story of creation.

Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures consisting of triangles, squares, and parallelograms are used to construct the given shape. This tangram depicts a tree.

Tree

Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…

Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures consisting of triangles, squares, and parallelograms are used to construct the given shape. This tangram depicts a tree.

Tree

Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…

Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures consisting of triangles, squares, and parallelograms are used to construct the given shape. This tangram depicts a tree.

Tree

Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…

Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures consisting of triangles, squares, and parallelograms are used to construct the given shape. This tangram depicts a tree.

Tree

Tangrams, invented by the Chinese, are used to develop geometric thinking and spatial sense. Seven figures…

A young boy trying to chop down a tree with an axe.

Tree Chop

A young boy trying to chop down a tree with an axe.

"Scalariform or ladder-like prismatic vessels of a Tree Fern." — Encyclopedia Britanica, 1893

Tree Fern

"Scalariform or ladder-like prismatic vessels of a Tree Fern." — Encyclopedia Britanica, 1893

Inside of the broken limb, showing the decay that entered.

Inside the tree limb

Inside of the broken limb, showing the decay that entered.

Pictured is a tree being moved on skids. The roots are wrapped.

Tree Moved on Skids

Pictured is a tree being moved on skids. The roots are wrapped.

Pictured is a tree on a city street being trimmed for firewood.

Tree on a City Street

Pictured is a tree on a city street being trimmed for firewood.

Pictured is a tree trimmed by linemen.

Tree Trimmed by Linemen

Pictured is a tree trimmed by linemen.

Tree with dotted vertical line that shows symmetry.

Line of Symmetry, Tree With

Tree with dotted vertical line that shows symmetry.

Tree that has no symmetry.

Symmetry, Tree With No

Tree that has no symmetry.

An illustration of a simple tree with roots.

Tree with Roots

An illustration of a simple tree with roots.

" Almonds come from Spain and Italy, but they grow spontaneously in many other warm countries. There are two kinds of almonds, the sweet and the bitter, only differing from each other in the flavor of the nut. Valentia almonds are sweet and large; Italian not either so large or sweet." -Lupton

Almond Tree

" Almonds come from Spain and Italy, but they grow spontaneously in many other warm countries. There…

"The date is the fruit of a tall and graceful palm which shoots up a single straight stem to height of fifty or sixty feet, and then expands into a beautiful crown of leaves.

Date Tree

"The date is the fruit of a tall and graceful palm which shoots up a single straight stem to height…

"It is a very large tree, the trunk being sometimes three feet in diameter, although it is of little is as a timber tree, the wood being spongy." -Lupton

The Gutta-percha tree

"It is a very large tree, the trunk being sometimes three feet in diameter, although it is of little…

The decayed hole where a limb was removed. The wood-destroying fungi caused the tree to break.

A hole in a tree

The decayed hole where a limb was removed. The wood-destroying fungi caused the tree to break.

A horizontally trained tree

Horizontally Trained Tree

A horizontally trained tree

The fifth year of pruning a horizontally trained tree.

Pruned Tree

The fifth year of pruning a horizontally trained tree.

Pictured is a tree still standing in the Humphrey Marshall collection of the Arnold Arboretum.

Still Standing Tree

Pictured is a tree still standing in the Humphrey Marshall collection of the Arnold Arboretum.

A long stub left in pruning. The wound cannot heal. The tape shows how far the trunk is hollow. The tree will soon blow over.

Stub of a Limb of a Tree

A long stub left in pruning. The wound cannot heal. The tape shows how far the trunk is hollow. The…

Also known as Platanus occidentalis. This tree can grow to massive sizes, up to 130 feet in height and 6 feet in diameter.

Sycamore Tree

Also known as Platanus occidentalis. This tree can grow to massive sizes, up to 130 feet in height and…