"Byrsanthus Brownii. 1. diagram of the flower; 2. section of a flower; 3. section across the ovary; 4. section of a seed." -Lindley, 1853

Byrsanthus

"Byrsanthus Brownii. 1. diagram of the flower; 2. section of a flower; 3. section across the ovary;…

Also known as Sabal palmetto. The branch of a palmetto palm tree.

Branch of Cabbage Palmetto

Also known as Sabal palmetto. The branch of a palmetto palm tree.

Submerged leaves opposite; leaflets not toothed.

Cabomba

Submerged leaves opposite; leaflets not toothed.

"Cocoa. a.-- branch with leaves; b.-- fruit (partly in section). Cacao (or Cocoa), the chocolate tree and also the powder and beverage made with it obtained from the fruit of this tree." -Vaughan, 1906

Cacao Fruit and Leaves

"Cocoa. a.-- branch with leaves; b.-- fruit (partly in section). Cacao (or Cocoa), the chocolate tree…

Various species of cacti. a, Saguaro (Cereus giganteus); b, Paddle Cactus (Opuntia coccinellifera); c, Fishhook Cactus (Mammillaria pectinata); d, Orchid Cactus (Phyllocactus anguliger).

Various Cacti

Various species of cacti. a, Saguaro (Cereus giganteus); b, Paddle Cactus (Opuntia coccinellifera);…

"Cereus speciosissimus. 1. section of the fruit of Opuntia deillenii; 2. of the seed; 3. section of seed of Mammillaria." -Lindley, 1853

Cactus

"Cereus speciosissimus. 1. section of the fruit of Opuntia deillenii; 2. of the seed; 3. section of…

Herb plant belonging to the trachymene genus, native to Australia.

Trachymene Caerulea

Herb plant belonging to the trachymene genus, native to Australia.

A cross section of the fruit of the black calabash tree (Crescentia cucurbitina), native to Florida.

Black Calabash Fruit

A cross section of the fruit of the black calabash tree (Crescentia cucurbitina), native to Florida.

Native to Florida, Crescentia obovata or the Black Calabash tree is a flowering plant of the Bignoniaceae family.

Black Calabash Tree

Native to Florida, Crescentia obovata or the Black Calabash tree is a flowering plant of the Bignoniaceae…

"Calathea villosa; 1. a flower cut open; 2. a transverse section of the ovary; 3. a perpendicular section of it; 4. a section of the seed of Canna; 5. a section of its embryo." -Lindley, 1853

Calathea

"Calathea villosa; 1. a flower cut open; 2. a transverse section of the ovary; 3. a perpendicular section…

Also known as Quercus kelloggii. The branch of a California Black Oak, native to western North America.

Branch of California Black Oak

Also known as Quercus kelloggii. The branch of a California Black Oak, native to western North America.

Also known as Juglans californica. A species of walnut shrub endemic to California.

Branch of California Black Walnut

Also known as Juglans californica. A species of walnut shrub endemic to California.

Also known as Juniperus californica. A species of juniper native mainly to California.

Branch of California Juniper

Also known as Juniperus californica. A species of juniper native mainly to California.

Also known as Torreya californica.

Branch of California Torreya

Also known as Torreya californica.

Also known as Myrica californica. A small tree native to the Pacific Coast of North America.

Branch of California Wax Myrtle

Also known as Myrica californica. A small tree native to the Pacific Coast of North America.

"Calla palustris; 1. a flower; 2. a section of the ovary; 3. a perpendicular section of the ripe fruit; 4. a seed; 5. its longitudinal section." -Lindley, 1853

Marsh Calla

"Calla palustris; 1. a flower; 2. a section of the ovary; 3. a perpendicular section of the ripe fruit;…

Upper leaves shorter and broader.

Callitriche

Upper leaves shorter and broader.

Plant small, less than 4dm tall; flowers yellow.

Caltha

Plant small, less than 4dm tall; flowers yellow.

The outermost circle of flower parts; made up of sepals.

Calyx

The outermost circle of flower parts; made up of sepals.

Calyx of a prunella plant.

Prunella calyx

Calyx of a prunella plant.

A fern with fronds between 12 inches and 20 inches in length, with the width ranging between 4 inches and 8 inches.

Polypodium Vulgare Cambricum

A fern with fronds between 12 inches and 20 inches in length, with the width ranging between 4 inches…

Sepals longer than the calyx tube, reflexed.

Campanula

Sepals longer than the calyx tube, reflexed.

A type of flower.

Campanula

A type of flower.

Silene dioica or the red campion was once known as Lychnis diurna and is a member of the Caryophyllaceae family.

Red Campion

Silene dioica or the red campion was once known as Lychnis diurna and is a member of the Caryophyllaceae…

With a cellular-like surface.

Cancellate

With a cellular-like surface.

Leaves large, mostly over 6 cm wide; flowers yellow, very large.

Canna

Leaves large, mostly over 6 cm wide; flowers yellow, very large.

"This is a genus worthy of cultivation in all collections, as its lively flowers are produced in great abundance and at all seasons; many species are now in our collections; and a rich light soil suits all of them best. They are propagated by divisions of the roots or by seeds, which they produce in abundance."—Heinrich, 1887

Cannas

"This is a genus worthy of cultivation in all collections, as its lively flowers are produced in great…

Also known as Quercus chrysolepis. The branch of a Canyon Live Oak tree, native to the southwestern North America.

Branch of Canyon Live Oak

Also known as Quercus chrysolepis. The branch of a Canyon Live Oak tree, native to the southwestern…

Streptocarpus rexii is known as the Cape Primrose and is not actually a primrose but in the Gesneriaceae family.

Cape Primrose

Streptocarpus rexii is known as the Cape Primrose and is not actually a primrose but in the Gesneriaceae…

Capparis Spinosa, or Caper plant.

Caper plant

Capparis Spinosa, or Caper plant.

A branch from the Capparis jamaicensis tree, native to Florida during the spring season.

Branch of Capparis Jamaicensis

A branch from the Capparis jamaicensis tree, native to Florida during the spring season.

"A genus of annual, subshrubby plants, order Solanaceae, with a wheel-shaped corolla, projecting and converging stamens, and a many-seeded berry. They are chiefly natives of the East and West Indies, China, Brazil, and Egypt, but have spread to various other tropical or subtropical countries, being cultivated for their fruit, which in some reaches the size of an orange, is fleshy and variously colored and contains a pungent principle, which is presented also and more largely in the seed." — Winston's Encyclopedia, 1919

Capsicum

"A genus of annual, subshrubby plants, order Solanaceae, with a wheel-shaped corolla, projecting and…

"Capsicum, a genus of annual, sub-shrubby plants, with a wheel-shaped corolla, projecting and converging stamens, and a many-seeded berry." -Vaughan, 1906

Capsicum

"Capsicum, a genus of annual, sub-shrubby plants, with a wheel-shaped corolla, projecting and converging…

An illustration of: A, Inflorescence and cauline leaves; B, Radical leaves and root. Cardamine (Car-dá-mi-ne, Bittercress or Bitter-cress), is a large genus in the family Brassicaceae. It contains more than 150 species of annuals and perennials. The genus grows worldwide in diverse habitats, except in the Antarctic. Genus Dentaria is a synonym for Cardamine.

Cardamine

An illustration of: A, Inflorescence and cauline leaves; B, Radical leaves and root. Cardamine (Car-dá-mi-ne,…

Achene enclosed in a sac.

Carex

Achene enclosed in a sac.

Also known as Pinus caribaea. The pine cone of a Caribbean Pine tree.

Pine Cone of Caribbean Pine

Also known as Pinus caribaea. The pine cone of a Caribbean Pine tree.

A Mediterranean fig, Ficus Carica, with a branch with leaves and buds. The fruit, numbered 3, is sliced lengthwise showing the seeds.

Ficus Carica Fig with Fruit and Leaves

A Mediterranean fig, Ficus Carica, with a branch with leaves and buds. The fruit, numbered 3, is sliced…

Also known as Tsuga caroliniana. An evergreen coniferous tree native to the Appalachian Mountains.

Pine Cone of Carolina Hemlock

Also known as Tsuga caroliniana. An evergreen coniferous tree native to the Appalachian Mountains.

A simple pistil or one of the parts of a compoud pistil.

Carpel

A simple pistil or one of the parts of a compoud pistil.

An heirloom variety that does not taper at the tip.

Early Horn Carrot

An heirloom variety that does not taper at the tip.

"The Improved Long Orange is the standard stock carrot. The roots are large and long, and are of good quality for feeding."—Rawson, 1892

Improved Long Orange Carrot

"The Improved Long Orange is the standard stock carrot. The roots are large and long, and are of good…

Leaflets fewer and large, usually 9; tree not thorny.

Carya

Leaflets fewer and large, usually 9; tree not thorny.

A sawari nut from the "Caryocar butyrosum; a section of one of the lobes of its fruit." -Lindley, 1853

Sawari Nut

A sawari nut from the "Caryocar butyrosum; a section of one of the lobes of its fruit." -Lindley, 1853

"Casearia grandiflora. 1. part of a calyx split open; 2. the pistil half grown; 3. section across the ovary; 4. section of seed; 5. seed; 6. aril, removed from the seed." -Lindley, 1853

Casearia

"Casearia grandiflora. 1. part of a calyx split open; 2. the pistil half grown; 3. section across the…

"Cashew Nut. Cashew, a tree common in the West Indies. Its fruit is called the cashew nut. The nut is small, kidney-shaped, ash-gray, and contains an acrid juice." -Vaughan, 1906

Cashew Branch

"Cashew Nut. Cashew, a tree common in the West Indies. Its fruit is called the cashew nut. The nut is…

An illustration of various parts of the cashew tree. "1, Branch, bearing flowers and fruit. The fruit stales are enlarged in pear like for bearing the nut (the true fruit) at their apex; 2, Flower expanded; Stamen and pistil, with the calyx; 4, Stamen separated; 5, Nut constituting the fruit; 6, Nut opened longitudinally; 7, Seed seprated from the nut; 8, Cotyledons opened to show the radicle a, and the plumule." (Britannica, 1910)

Cashew Tree

An illustration of various parts of the cashew tree. "1, Branch, bearing flowers and fruit. The fruit…

"Cassipourea elliptica. 1. a flower; 2. stamens; 3. pistil; 4. cross section of the ovary." -Lindley, 1853

Cassipourea

"Cassipourea elliptica. 1. a flower; 2. stamens; 3. pistil; 4. cross section of the ovary." -Lindley,…

The branch of a Castanopsis chrysophylla, a species of beech tree.

Branch of Castanopsis Chrysophylla

The branch of a Castanopsis chrysophylla, a species of beech tree.

Of the Figwort family (Scrophulariaceae), Castilleja pallida var. septentrionalis.

Castilleja

Of the Figwort family (Scrophulariaceae), Castilleja pallida var. septentrionalis.

Unisexual flowers of Castor-oil plant: <em>s</em>, staminate flower; <em>p</em>, pistillate flower.

Castor-oil plant

Unisexual flowers of Castor-oil plant: s, staminate flower; p, pistillate flower.

Corolla of Catalpa laid open, displaying two good stamens and three abortive ones or vestiges.

Catalpa

Corolla of Catalpa laid open, displaying two good stamens and three abortive ones or vestiges.

The flower and fruit of Chelidonium majus, also known as the greater celandine or tetterwort.

Greater Celandine

The flower and fruit of Chelidonium majus, also known as the greater celandine or tetterwort.

A kind of celery grown for its large and bulbous hypocotyl.

Celeriac

A kind of celery grown for its large and bulbous hypocotyl.

The branch of a Celtis mississippiensis tree, native to the limestone hills in the United States.

Branch of Celtis Mississippiensis

The branch of a Celtis mississippiensis tree, native to the limestone hills in the United States.

Leaves toothed; veins of leaf irregular.

Centella

Leaves toothed; veins of leaf irregular.

"Centrolepis fascicularis. 1. A head of flowers; 2. a single flower separated; 3. an ovary with the style cut off." -Lindley, 1853

Centrolepis

"Centrolepis fascicularis. 1. A head of flowers; 2. a single flower separated; 3. an ovary with the…

Submerged leaves whorled; leaflets minutely toothed on one edge.

Ceratophyllum

Submerged leaves whorled; leaflets minutely toothed on one edge.

"Chailletia pedunculata. 1. a flower of Moacurra gelonioides; 2. a portion of it; 3. a stamen; 4. the pistil; 5. a vertical section of it; 6. ripe fruit; 7. a section of it; 8. an embryo." -Lindley, 1853

Chailletia

"Chailletia pedunculata. 1. a flower of Moacurra gelonioides; 2. a portion of it; 3. a stamen; 4. the…

Also known as Quercus chapmanii. The branch of a Chapman Oak tree, native to the southeastern United States.

Branch of Chapman Oak

Also known as Quercus chapmanii. The branch of a Chapman Oak tree, native to the southeastern United…

Plant body made up of stems bearing whorled, brittle branches.

Chara

Plant body made up of stems bearing whorled, brittle branches.