Crepe myrtle shrubs are used in the U.S. as ornamental plants. Another species of myrtle (Genus lawsonia) in Muslim countries is used as a source of henna dyes.

Myrtle

Crepe myrtle shrubs are used in the U.S. as ornamental plants. Another species of myrtle (Genus lawsonia)…

Rice is a food staple in more than 39 countries. There are many different varieties of rice. They vary in color, grain and nutritional content.

Rice

Rice is a food staple in more than 39 countries. There are many different varieties of rice. They vary…

A shrubby plant with seeds developing in capsules. Seeds are surrounded by a fluffy type of fiber that can be woven.

Cotton

A shrubby plant with seeds developing in capsules. Seeds are surrounded by a fluffy type of fiber that…

A tall, tropical plant used as a source of sugar.

Sugar-cane

A tall, tropical plant used as a source of sugar.

A native of the East Indies, this plant of the large Pulse family provides a dye.

Indigo

A native of the East Indies, this plant of the large Pulse family provides a dye.

A tropical plant that is marketed as a spice.

Cinnamon

A tropical plant that is marketed as a spice.

The pitcher plant is remarkable for having the end of its leaf turned up so as to form a complete pitcher, filled with water, and covered with a lid. This design helps it to trap unsuspecting insects that are then digested.

Pitcher plant

The pitcher plant is remarkable for having the end of its leaf turned up so as to form a complete pitcher,…

The camphor plant is known for its essential oil that gives it its characteristic odor. The oil is distilled from the plants roots and small branches. These plants may be used in medicine, perfumes or flavorings.

Camphor

The camphor plant is known for its essential oil that gives it its characteristic odor. The oil is distilled…

The clove gets its characteristic name from its unopened dried flower buds which are sold for medicinal or culinary purposes.

Clove

The clove gets its characteristic name from its unopened dried flower buds which are sold for medicinal…

A plant originating in Egypt that was used to make papyrus, a writing material until paper was introduced in the 8th Century.

Papyrus

A plant originating in Egypt that was used to make papyrus, a writing material until paper was introduced…

The grizzly bear is the most fierce and powerful of the North American bears. It can weigh up to 800 pounds. It eats fruit, berries and other plants, but can also hunt other mammals, such as deer. They are listed as threatened under the U.S. Endangered Species Act.

Grizzly Bear

The grizzly bear is the most fierce and powerful of the North American bears. It can weigh up to 800…

Poison-ivy, a climbing or trailing shrub with variable three-foliate leaves, aerial rootlets and greenish flowers.

Poison Ivy

Poison-ivy, a climbing or trailing shrub with variable three-foliate leaves, aerial rootlets and greenish…

Poison oak plant differs from poison ivy mainly in the character of its leaflets, which are somewhat thicker and smaller and less lobed.

Poison Oak

Poison oak plant differs from poison ivy mainly in the character of its leaflets, which are somewhat…

Coconut palms are a tropical tree that grow large seeds. From the seed we get milk and oil.

Coconut Palm

Coconut palms are a tropical tree that grow large seeds. From the seed we get milk and oil.

Rubber tree is a tropical tree that contains rubber particles within its secretion.

Rubber tree

Rubber tree is a tropical tree that contains rubber particles within its secretion.

These birds have long toes and claws that permit them to walk easily across leaves of tropical aquatic plants.

Jacana

These birds have long toes and claws that permit them to walk easily across leaves of tropical aquatic…

Girl reading by potted plants.

Girl Reading a Large Book

Girl reading by potted plants.

Roots which never reach the ground are produced by certain plants whose seeds, lodged upon the boughs or trunks of trees, grow there and make an epiphyte, or an air-plant.

Orchid Root

Roots which never reach the ground are produced by certain plants whose seeds, lodged upon the boughs…

Tendrils, such as these of the Virginia Creeper, are very slender, leafless branches, used to enable certain plants to climb.

Tendrils

Tendrils, such as these of the Virginia Creeper, are very slender, leafless branches, used to enable…

The palm is indigenous to the Southern states.

Palm

The palm is indigenous to the Southern states.

The corolla of the Morning Glory.

Flower

The corolla of the Morning Glory.

The calyx of the Morning Glory.

Flower

The calyx of the Morning Glory.

Leaves of Pitcher-plant, one of them cut off, (Gray, 1858).

Pitcher-plant

Leaves of Pitcher-plant, one of them cut off, (Gray, 1858).

A twig of the grape-vine.

Grape-vine

A twig of the grape-vine.

Part of stem, leaf and umbel of Poison-Hemlock.

Poison Hemlock

Part of stem, leaf and umbel of Poison-Hemlock.

Umbel of Poison-Hemlock.

Poison Hemlock

Umbel of Poison-Hemlock.

Magnified flower of Poison-Hemlock.

Poison Hemlock

Magnified flower of Poison-Hemlock.

Magnified fruit of Poison-Hemlock.

Poison Hemlock

Magnified fruit of Poison-Hemlock.

Magnified fruit of Poison-Hemlock, cut in half.

Poison Hemlock

Magnified fruit of Poison-Hemlock, cut in half.

The flower of the Magnolia tree.

Magnolia

The flower of the Magnolia tree.

The Fly-trap grows in swampy places, and has a flower that hinges in order to trap insects.

Venus fly-trap

The Fly-trap grows in swampy places, and has a flower that hinges in order to trap insects.

Tobacco has been cultivated since the early 1800's.

Tobacco

Tobacco has been cultivated since the early 1800's.

Abstract border with plants.

Abstract border

Abstract border with plants.

Border with intertwined bives and birds.

Vines border

Border with intertwined bives and birds.

Cetraria is also known as Iceland Moss, and is used for medicinal purposes.

Cetraria Islandica

Cetraria is also known as Iceland Moss, and is used for medicinal purposes.

This water lily was called Victoria Regia, named after Queen Victoria.

Water Lily

This water lily was called Victoria Regia, named after Queen Victoria.

The White Water lily is found in all temperate climates, and attains great size in the tropics.

Water Lily

The White Water lily is found in all temperate climates, and attains great size in the tropics.

Aphids are tiny insects that are harmful to plants. This is an adult winged female.

Aphid

Aphids are tiny insects that are harmful to plants. This is an adult winged female.

Aphids are tiny insects that are harmful to plants. This is a wingless larval female.

Aphid

Aphids are tiny insects that are harmful to plants. This is a wingless larval female.

Flax is used commercially to produce linen due to its heavy fiber content.

Flax

Flax is used commercially to produce linen due to its heavy fiber content.

Flax is used commercially to produce linen due to its heavy fiber content.

Flax

Flax is used commercially to produce linen due to its heavy fiber content.

A genus of plants of the order Leguminosae, consisting of trees or shrubs with compound pinnate leaves and small leaflets, growing in Africa, Arabia the East Indies and Australia.

Acacia

A genus of plants of the order Leguminosae, consisting of trees or shrubs with compound pinnate leaves…

Vorticella are members of the Protista kingdom. They are often found in stagnant pools, attached to the stems of aquatic plants.

Vorticella

Vorticella are members of the Protista kingdom. They are often found in stagnant pools, attached to…

Vorticella are members of the Protista kingdom. They are often found in stagnant pools, attached to the stems of aquatic plants.

Vorticella

Vorticella are members of the Protista kingdom. They are often found in stagnant pools, attached to…

Vorticella are members of the Protista kingdom. They are often found in stagnant pools, attached to the stems of aquatic plants.

Vorticella

Vorticella are members of the Protista kingdom. They are often found in stagnant pools, attached to…

Hamsters are rodents. They are adapted for rapid and continuous gnawing, and they live chiefly upon the harder parts of plants.

Hamster

Hamsters are rodents. They are adapted for rapid and continuous gnawing, and they live chiefly upon…

Arbutus is in the class of plants and shrubs allied to the cypress.

Arbutus

Arbutus is in the class of plants and shrubs allied to the cypress.

The name, Arrowroot, comes from a starch derived chiefly from the roots and grains of several plants and used as an article of food.

Arrowroot

The name, Arrowroot, comes from a starch derived chiefly from the roots and grains of several plants…

The Azalea is a genus of plants that belongs to the health family. There are 100 species that have wonderful, fragrant flowers.

Azalea

The Azalea is a genus of plants that belongs to the health family. There are 100 species that have wonderful,…

A genus of exogenous plants containing several hundred varieties, all but one species being native to America. Cactus plants have large and fleshy stems with a watery or milky juice taste.

Cactus Plants

A genus of exogenous plants containing several hundred varieties, all but one species being native to…

Clover is a valuable food for animals and keeps soil fertile.

Clover

Clover is a valuable food for animals and keeps soil fertile.

Heliotrope is a genus of plants, including both annual and perennial species.

Heliotrope

Heliotrope is a genus of plants, including both annual and perennial species.

Hemlock is a genus of poisonous plants. It has a tall, hollow stem and white flowers.

Poisonous Hemlock

Hemlock is a genus of poisonous plants. It has a tall, hollow stem and white flowers.

Cotton picking in Mississippi.

Cotton Picking

Cotton picking in Mississippi.

Acanthus mollis.

Acanthus

Acanthus mollis.

Acanthus spinosus offers, by its formally regular growth and its crisp, crinkly and prickly leaves, excellent suggestions for decorative conventionalization.

Acanthus

Acanthus spinosus offers, by its formally regular growth and its crisp, crinkly and prickly leaves,…

A field of twenty thousand timothy plants, each grown from a single seed.

Timothy field

A field of twenty thousand timothy plants, each grown from a single seed.

A pair of timothy plants growing side by side, illustrating the difference in yield. Each one grew from a single seed.

Pair of timothies

A pair of timothy plants growing side by side, illustrating the difference in yield. Each one grew from…