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The leaves of the livistona hoogendorpii tree are a rich dark green and form a complete circle.

Livistona Hoogendorpii

The leaves of the livistona hoogendorpii tree are a rich dark green and form a complete circle.

The leaves of the livistona rotundifolia tree are dark green. The leaves have an orb shaped blade three to five feet in diameter. The stem grows between forty and fifty feet tall.

Livistona Rotundifolia

The leaves of the livistona rotundifolia tree are dark green. The leaves have an orb shaped blade three…

Also known as Pinus taeda. The pine cone of a Southeastern United States pine tree.

Pine Cone of Loblolly Pine

Also known as Pinus taeda. The pine cone of a Southeastern United States pine tree.

Also known as Pinus contorta. The pine cone of a Lodgepole Pine tree, commonly found in western North America.

Pine Cone of Lodgepole Pine

Also known as Pinus contorta. The pine cone of a Lodgepole Pine tree, commonly found in western North…

Idun, the Norse goddess of youth carries a box of golden apples. Whoever eats the apples never grow old. Loki tells her that a crabapple tree's fruit is better than her golden apples when trying to obtain some for the giant Thiassi.

Loki Shows Idun a Crabapple Tree

Idun, the Norse goddess of youth carries a box of golden apples. Whoever eats the apples never grow…

"Longitudinal tangential section of [maple], showing the ends of the medullary rays." - Century, 1889

Longitudinal Tangential Section of Maple

"Longitudinal tangential section of [maple], showing the ends of the medullary rays." - Century, 1889

Also known as Pinus palustris. The pine cone of a Longleaf Pine tree.

Pine Cone of Longleaf Pine

Also known as Pinus palustris. The pine cone of a Longleaf Pine tree.

The branch of a Lyonothamnus tree, which is native to the Channel Islands of California.

Branch of Lyonothamnus

The branch of a Lyonothamnus tree, which is native to the Channel Islands of California.

Capital letter M with a tree in the background.

M, Letter

Capital letter M with a tree in the background.

The leaves of macrozamia spiralis are a bright, shining green except for at the base. The leaves at the base are ivory white forming a broad central white stripe.

Macrozamia Spiralis

The leaves of macrozamia spiralis are a bright, shining green except for at the base. The leaves at…

The branch of a Magnolia acuminata cordata, mostly found on the Blue Ridge in South Carolina.

Branch of Magnolia Acuminata Cordata

The branch of a Magnolia acuminata cordata, mostly found on the Blue Ridge in South Carolina.

An illustration of a mahogany branch, flower (a), and fruit (b).

West Indian Mahogany Branch & Flower

An illustration of a mahogany branch, flower (a), and fruit (b).

Of the Mahogany family, "Ekebergia Senegalensis. 1. a flower; 2. the calyx and staminal tube; 3. a transverse section of the ovary; 4. a ripe fruit; 5. a vertical section of the latter." -Lindley, 1853

Ekebergia

Of the Mahogany family, "Ekebergia Senegalensis. 1. a flower; 2. the calyx and staminal tube; 3. a transverse…

"Swietenia mahagoni. 1. a flower; 2. a cup of stamens spread open, and the pistil; 3. fruit; 4. a seed; 5. a section of it to show the crosscut embryo." -Lindley, 1853

West Indian Mahogany

"Swietenia mahagoni. 1. a flower; 2. a cup of stamens spread open, and the pistil; 3. fruit; 4. a seed;…

Major Waldron's granddaughter

Major Waldron's Grand-Daughter

Major Waldron's granddaughter

"The sugar maple tree resembles the sycamore, and abounds in the northern parts of the United States, and in the British possessions, where large quantities of sugar are made. "-Lupton

Gathering Sap to make Maple Sugar

"The sugar maple tree resembles the sycamore, and abounds in the northern parts of the United States,…

The branch of a Malus rivularis tree, native throughout the northwestern coast of the United States.

Branch of Malus Rivularis

The branch of a Malus rivularis tree, native throughout the northwestern coast of the United States.

The mamey sapote (Pouteria sapota) is a species of tree that is native to southern Mexico. Today, the tree is cultivated not only in Mexico, but also in Central America, the Caribbean, and South Florida for its fruit, which is commonly eaten in many Latin American countries.

Mamey Sapote Branch & Fruit

The mamey sapote (Pouteria sapota) is a species of tree that is native to southern Mexico. Today, the…

A man felling a tree. He chops the tree down with an axe.

Man Felling a Tree

A man felling a tree. He chops the tree down with an axe.

Frame of a man in a bag, from the story, "Man in the Bag."

Man in Bag

Frame of a man in a bag, from the story, "Man in the Bag."

An illustration of a man kneeling near a tree stump with a dog by his side and a house in the background.

Man Kneeling Near Tree Stump

An illustration of a man kneeling near a tree stump with a dog by his side and a house in the background.

An adult male leaning against a tree with a blade of grass in his mouth.

Man Leaning Against a Tree

An adult male leaning against a tree with a blade of grass in his mouth.

An illustration of an older man standing in front of a tree.

Man with Tree

An illustration of an older man standing in front of a tree.

An illustration of a manchineel tree stem and fruit. The Manchineel tree (Hippomane mancinella) is a species of flowering plant in the spurge family (Euphorbiaceae), native to Florida in the United States, the Bahamas, the Caribbean, Central America, and northern South America. The name "manchineel" (sometimes written "manchioneel") as well as the specific epithet mancinella is from Spanish manzanilla ("little apple"), from the superficial resemblance of its fruit and leaves those of an apple tree. A present-day Spanish name is in fact manzanilla de la muerte, "little apple of death". This refers to the fact that manzanilla is one of the most poisonous trees in the world

Manchineel Tree Stem & Fruit

An illustration of a manchineel tree stem and fruit. The Manchineel tree (Hippomane mancinella) is a…

The fruit is kidney-shaped, four or five inches long, with smooth, pale green to reddish skin.

Mango

The fruit is kidney-shaped, four or five inches long, with smooth, pale green to reddish skin.

An illustration of a flowering branch of a mango tree; a, flower; b, part of inflorescence; c, pistil; d, fruit; c, seed. Mangoes belong to the genus Mangifera, consisting of numerous species of tropical fruiting trees in the flowering plant family Anacardiaceae. The mango is indigenous to the Indian Subcontinent.

Flowering Branch of a Mango Tree

An illustration of a flowering branch of a mango tree; a, flower; b, part of inflorescence; c, pistil;…

Acer miyabei is a variety of maple. The tree grows up to forty feet tall and the branches are corky. The leaves are five lobed.

Acer Miyabei

Acer miyabei is a variety of maple. The tree grows up to forty feet tall and the branches are corky.…

The acer nikoense tree is forty feet tall. The branchlets are covered in fine, short hairs. The leaflets are oval shaped and short stalked.

Acer Nikoense

The acer nikoense tree is forty feet tall. The branchlets are covered in fine, short hairs. The leaflets…

The common names of acer saccharinum are white or silver maple. The tree is large, about one hundred twenty feet tall. The leaves are deeply five lobed. The leaves are green above, silvery white beneath, and four to six inches long.

Acer Saccharinum

The common names of acer saccharinum are white or silver maple. The tree is large, about one hundred…

The common names of <i>Acer negundo</i> are ash-leaved maple and box elder. Pictured is a raceme of the young fruit of the tree.

Ash-Leaved Maple

The common names of Acer negundo are ash-leaved maple and box elder. Pictured is a raceme of the young…

Black sugar maple is the common name of acer nigrum. The leaves are generally three lobed and five to six inches across. The tree has black bark.

Black Sugar Maple

Black sugar maple is the common name of acer nigrum. The leaves are generally three lobed and five to…

Common sugar maple and rock maple are the common names of acer saccharum. The leaves are 3-5 lobed and 3-6 inches long.

Common Sugar Maple

Common sugar maple and rock maple are the common names of acer saccharum. The leaves are 3-5 lobed and…

An illustration of the cotyledon of a maple. A cotyledon is a significant part of the embryo within the seed of a plant. Upon germination, the cotyledon may become the embryonic first leaves of a seedling.

Cotyledon of a Maple

An illustration of the cotyledon of a maple. A cotyledon is a significant part of the embryo within…

Pictured is an upright tip shoot of Norway maple. Norway maple is the common name of <i>Acer platanoides</i>. The leaves are five lobed and light green.

Norway Maple

Pictured is an upright tip shoot of Norway maple. Norway maple is the common name of Acer platanoides.…

Pictured is a pasture maple in autumn, showing the strong framework.

Pasture Maple

Pictured is a pasture maple in autumn, showing the strong framework.

They are among the most prized of trees for park and street planting, and nearly all of them become finely colored in autumn.

Sugar Maple

They are among the most prized of trees for park and street planting, and nearly all of them become…

Pictured is a pasture tree of sugar maple. The tree is more flatter topped than usual. Sugar maple is the common name of acer saccharum.

Sugar Maple

Pictured is a pasture tree of sugar maple. The tree is more flatter topped than usual. Sugar maple is…

Pictured is a group of old sugar maples with irregular and broken heads.

Old Sugar Maples

Pictured is a group of old sugar maples with irregular and broken heads.

Also known as Pinus serotina. The pine cone of a Marsh Pine tree.

Pine Cone of Marsh Pine

Also known as Pinus serotina. The pine cone of a Marsh Pine tree.

Martinezia erosa is a stove palm native to South America. The stalks and blades have long, brown, needle like spines.

Martinezia Erosa

Martinezia erosa is a stove palm native to South America. The stalks and blades have long, brown, needle…

The Common Medlar (Mespilus germanica) is a large shrub or small tree, and the name of the fruit of this tree. Despite its Latin name, which means German or Germanic Medlar, it is indigenous to southwest Asia and possibly also southeastern Europe, and was introduced to Germany by the Romans.

Leaves and Fruit of Common Medlar

The Common Medlar (Mespilus germanica) is a large shrub or small tree, and the name of the fruit of…

"Longitudinal radial section through the wood of a branch of maple one year old: P, pith; B, bark." -Century, 1889 In botany, Medullary rays refer to a characteristic found in woods. In this context the term refers to radial sheets or ribbons extending vertically through the tree across and perpendicular to the growth rings. Also called pith rays or wood rays, these formations of primarily parenchyma cells allow the radial transmission of sap.

Medullary Rays of Maple

"Longitudinal radial section through the wood of a branch of maple one year old: P, pith; B, bark."…

Two men standing outside

Men

Two men standing outside

An illustration of two adult men chopping a tree with an ax.

Men Chopping Tree

An illustration of two adult men chopping a tree with an ax.

Also known as Cupressus pigmaea. Native to California.

Branch of Mendocino Cypress

Also known as Cupressus pigmaea. Native to California.

A Mexican house, with an inner courtyard.

A Mexican House

A Mexican house, with an inner courtyard.

Also known as Morus celtidifolia. The branch of a Mexican Mulberry tree.

Branch of Mexican Mulberry

Also known as Morus celtidifolia. The branch of a Mexican Mulberry tree.

Also known as Sabal mexicana. The branch of a Mexican Palmetto tree.

Branch of Mexican Palmetto

Also known as Sabal mexicana. The branch of a Mexican Palmetto tree.

Also known as Pinus cembroides. A pine cone of a Mexican Pinyon tree.

Pine Cone of Mexican Pinyon

Also known as Pinus cembroides. A pine cone of a Mexican Pinyon tree.

Also known as Populus mexicana. A branch of a Mexico Poplar tree.

Branch of Mexico Poplar

Also known as Populus mexicana. A branch of a Mexico Poplar tree.

Man by river, being chased by wolves or dogs.

Escape from Native Americans During the Miami War

Man by river, being chased by wolves or dogs.

"Notelaea ovata. 1. flower; 2. fruit." -Lindley, 1853

Mock Olive

"Notelaea ovata. 1. flower; 2. fruit." -Lindley, 1853

Also known as Hicoria alba. The branch of a Mockernut Hickory tree, the most abundant of the hickory species.

Branch of Mockernut Hickory

Also known as Hicoria alba. The branch of a Mockernut Hickory tree, the most abundant of the hickory…

A flock of mocking-birds attacking a rattlesnake in a tree, which was threatening a nest.

Mockingbirds Attacking a Rattlesnake

A flock of mocking-birds attacking a rattlesnake in a tree, which was threatening a nest.

"Modified Fan Training." &mdash; Encyclopedia Britannica, 1893

Modified Fan Training

"Modified Fan Training." — Encyclopedia Britannica, 1893

Also known as Cupressus macrocarpa. A species of cypress that is endemic to the Central Coast of California.

Branch of Monterey Cypress

Also known as Cupressus macrocarpa. A species of cypress that is endemic to the Central Coast of California.

Also known as Pinus radiata. The pine cone of a Monterey Pine tree.

Pine Cone of Monterey Pine

Also known as Pinus radiata. The pine cone of a Monterey Pine tree.

The home of George Washington.

Mount Vernon, the Residence of General Washington

The home of George Washington.

Also known as Tsuga mertensiana. A species of hemlock native to the west coast of North America, between Alaska and Caiifornia.

Pine Cone of Mountain Hemlock

Also known as Tsuga mertensiana. A species of hemlock native to the west coast of North America, between…

Illustrated is the moving of a tree in winter with a large ball of frozen earth. This is one of two ways to move a large tree.

Moving a Tree in Winter

Illustrated is the moving of a tree in winter with a large ball of frozen earth. This is one of two…