"Deutzia crenata. 1. a flower with the petals removed; 2. a fruit; 3. a portion of the same, showing the placentation; 4. section of a seed very highly magnified." -Lindley, 1853

Deutzia

"Deutzia crenata. 1. a flower with the petals removed; 2. a fruit; 3. a portion of the same, showing…

"Martynia lutea. 1. a flower; 2. the pistil; 3. a section of its ovary." -Lindley, 1853

Devil's Claw

"Martynia lutea. 1. a flower; 2. the pistil; 3. a section of its ovary." -Lindley, 1853

Leaves of Dionaea; the trap in one of them open in the others closed.

Dionaea

Leaves of Dionaea; the trap in one of them open in the others closed.

"Diplopteris paralias; 1. a flower-bud, showing the double glands of the calyx; 2. an expanded flower; 3. the carpels; 4. ripe fruit of Ryssopteris timorensis." -Lindley, 1853

Diplopterys

"Diplopteris paralias; 1. a flower-bud, showing the double glands of the calyx; 2. an expanded flower;…

Diplusodon arboreus is a flowering plant of the Lythraceae family.

Diplusodon

Diplusodon arboreus is a flowering plant of the Lythraceae family.

"Dipterocarpus trinervis. a an anther; b a perpendicular, c a transverse, section of an ovary; d a fruit; e section of seed of Dryobalanops camphora; f its embryo unfolded." -Lindley, 1853

Dipterocarpus

"Dipterocarpus trinervis. a an anther; b a perpendicular, c a transverse, section of an ovary; d a fruit;…

Vermicularia trichella is a fungal plant disease that causes leaf and stem spot in English Ivy.

Fungal Disease

Vermicularia trichella is a fungal plant disease that causes leaf and stem spot in English Ivy.

Vertical section of Hypoxylon punctatum, a species of fungi found on dead wood.

Fungal Disease

Vertical section of Hypoxylon punctatum, a species of fungi found on dead wood.

"Mucor mucedo, very highly magnified, exhibiting 1, the spawn or mycelium." -Lindley, 1853

Fungal Diseas

"Mucor mucedo, very highly magnified, exhibiting 1, the spawn or mycelium." -Lindley, 1853

"Cuscuta verrucosa. 1. ovary and calyx; 2. section of do.; 3. its fruit; 4. section of a seed of a Cuscuta; 5. its embryo pulled out." -Lindley, 1853

Dodder

"Cuscuta verrucosa. 1. ovary and calyx; 2. section of do.; 3. its fruit; 4. section of a seed of a Cuscuta;…

"Corolla, scales and stamens of, 1. Cuscuta europaea; 2. Cuscuta trifolii." -Lindley, 1853

Greater Dodder

"Corolla, scales and stamens of, 1. Cuscuta europaea; 2. Cuscuta trifolii." -Lindley, 1853

"Benthamia japonica. 1. a flower; 2. a perpendicular section of the pistil; 3. a head of fruit; 4. a section of a seed." -Lindley, 1853

Dogwood

"Benthamia japonica. 1. a flower; 2. a perpendicular section of the pistil; 3. a head of fruit; 4. a…

This is the single flower of the dogwood, Cornus florida,  (Keeler, 1915).

Dogwood flower

This is the single flower of the dogwood, Cornus florida, (Keeler, 1915).

The English Dogwood (Philadelphus coronarius) is a deciduous shrub, here showing its epigynous stamens and petals growing on top of the ovary.

English Dogwood

The English Dogwood (Philadelphus coronarius) is a deciduous shrub, here showing its epigynous stamens…

The dorian (Durio zibethinus) is the fruit of the dorian tree in the Bombacaceae family. The fruit is cultivated in many places including the West Indies, Florida, and Cambodia.

Dorian

The dorian (Durio zibethinus) is the fruit of the dorian tree in the Bombacaceae family. The fruit is…

"Eremocarpus setigerus. 1. a young pistil; 2. a ripe fruit after dehiscing." -Lindley, 1853

Doveweed

"Eremocarpus setigerus. 1. a young pistil; 2. a ripe fruit after dehiscing." -Lindley, 1853

A drupe is the commonest example of the stone-fruit.

Drupe

A drupe is the commonest example of the stone-fruit.

This is a classification of a type of fruit.

Drupe

This is a classification of a type of fruit.

This is a classification of a type of fruit.

Drupels

This is a classification of a type of fruit.

"Monotropa Hypopithys. 2. a flower; 3. a pistil; 4. the same divided perpendicularly; 5. a seed; 6. seed of Pterospora andromedea; 7. section of it." -Lindley, 1853

Dutchman's Pipe

"Monotropa Hypopithys. 2. a flower; 3. a pistil; 4. the same divided perpendicularly; 5. a seed; 6.…

"Aristolochia galeata. 1. fruit of an Aristolochia; 2. cross section of it; 3. half its seed." -Lindley, 1853

Mottled Dutchman's Pipe

"Aristolochia galeata. 1. fruit of an Aristolochia; 2. cross section of it; 3. half its seed." -Lindley,…

Growth of Flax seedling from a stem with two leaves and a bud, to a stem with several leaves and stem joints between leaves.

Early Flax Seedling

Growth of Flax seedling from a stem with two leaves and a bud, to a stem with several leaves and stem…

A species of earthstar, Geastrum multifidum is a mushroom from the Geastraceae family.

Earthstar

A species of earthstar, Geastrum multifidum is a mushroom from the Geastraceae family.

Edelweiss (Leontopodium alpinum) is a European mountain flower of the Asteraceae or daisy family.

Edelweiss

Edelweiss (Leontopodium alpinum) is a European mountain flower of the Asteraceae or daisy family.

The Eggplant (Solanum melongena) is a flowering plant in the Solanaceae family of nightshades. Its fruit is a common vegetable in cooking.

Eggplant

The Eggplant (Solanum melongena) is a flowering plant in the Solanaceae family of nightshades. Its fruit…

Two elaters and some spores from the same.

Elaters of Jungermannia

Two elaters and some spores from the same.

"Sambucus nigra; 1. a flower; 2. a young pistil; 3. a cross section of its ovary; 4. a perpendicular section of the fruit." -Lindley, 1853

Elder

"Sambucus nigra; 1. a flower; 2. a young pistil; 3. a cross section of its ovary; 4. a perpendicular…

"Ulmus campestris. 1. its flower; 2. its pistil; 3. its fruit; 4. its embryo." -Lindley, 1853

Elm

"Ulmus campestris. 1. its flower; 2. its pistil; 3. its fruit; 4. its embryo." -Lindley, 1853

This is a classification of a type of fruit.

Elm

This is a classification of a type of fruit.

Samara of the American Elm, winged all around.

American Elm

Samara of the American Elm, winged all around.

Now known as Ulmus procera, the image shows a "Flowering Branch and Foliage of English Elm (Ulmus campestris), with flower and fruit on larger scale." -Whitney, 1911

English Elm

Now known as Ulmus procera, the image shows a "Flowering Branch and Foliage of English Elm (Ulmus campestris),…

Embryo of Morning Glory,(Gray, 1858).

Embryo

Embryo of Morning Glory,(Gray, 1858).

Embryo of Morning Glory,(Gray, 1858).

Embryo

Embryo of Morning Glory,(Gray, 1858).

Figures to illustrate the earlier stages in the formation of an embryo; a single mass of protoplasm dividing into two, three, and then into more incipient cells, which by continued multiplication build up an embryo.

Formation of the Embryos

Figures to illustrate the earlier stages in the formation of an embryo; a single mass of protoplasm…

"Pholidia scoparia. 1. a corolla opened; 2. perpendicular section of ripe fruit; 3. cross section of it; 4. longitudinal section of a seed." -Lindley, 1853

Silver Emubush

"Pholidia scoparia. 1. a corolla opened; 2. perpendicular section of ripe fruit; 3. cross section of…

Stamens of a flower situated above a receptacle holding the ovary.

Epigynous Stamens

Stamens of a flower situated above a receptacle holding the ovary.

"Part of Epiphyllospermous Frond. In botany, bearing the fruit or spores on the back of the leaves or fronds, as ferns." -Whitney, 1911

Epiphyllospermous Frond

"Part of Epiphyllospermous Frond. In botany, bearing the fruit or spores on the back of the leaves or…

Epidendrum conopseum, a small Orchid, and Tillandsia usneoides, the so-called Long Moss or Black Moss, which is no moss, but a flowering plant.

Epiphytes of Florida and Georgia

Epidendrum conopseum, a small Orchid, and Tillandsia usneoides, the so-called Long Moss or Black Moss,…

"1. Cross-section of the ovary (sphacelia), in the early stage of the fungus, showing the mycelium (a a a), conidophores (b b), and conidia (c c). 2. Ergot on its supporting grass. 3. Fully developed ergot (a), bearing the furrowed remains of the ovary (b). 4. Ergot which has produced 7 stromata. 5. Longitudinal medial section of a stroma, showing the numerous perithecia just beneath the surface. 6. Longitudinal medial section of a perithecium, showing the slender asci arising from the base. 7. An isolated ascus from which the filiform spores are escaping." -Whitney, 1911

Ergot

"1. Cross-section of the ovary (sphacelia), in the early stage of the fungus, showing the mycelium (a…

"Escallonia pulverulenta. 1. a flower; 2. a cross section of the ovary; 3. fruit; 4. seed; 5. its perpendicular section." -Lindley, 1853

Escallonia

"Escallonia pulverulenta. 1. a flower; 2. a cross section of the ovary; 3. fruit; 4. seed; 5. its perpendicular…

"Escallonia macrantha. Escallonia is a South American genus of trees or shrubs, of the natural order Saxifragaceae, allied to the Itea of the United States." -Whitney, 1911

Escallonia

"Escallonia macrantha. Escallonia is a South American genus of trees or shrubs, of the natural order…

"Exogen. 1. Section of a branch of three years' growth: a, medulla or pith; b b, medullary sheath; e e, medullary rays; c c c, circles of annual growth; d, bark. 2. Netted veined leaf (oak). 3. Dicotyledonous seed: a, cotyledon. 4. Germination of dicotyledonous seed: a a, seed-leaves or cotyledons; o, plumula. 5. Exogenous flower (crowfoot)." -Whitney, 1911

Section of Branch Showing Exogen

"Exogen. 1. Section of a branch of three years' growth: a, medulla or pith; b b, medullary sheath; e…

The plant and fruit of the False Rue Anemone (Isopyrum biternatum). It is a flowering plant in the Ranunculaceae family of buttercups.

False Rue Anemone

The plant and fruit of the False Rue Anemone (Isopyrum biternatum). It is a flowering plant in the Ranunculaceae…

"7. a flower of Chenopodium album; 8. a section of the same, showing the superior ovary; 9. its seed cut through to show the embryo." -Lindley, 1853

Fat-Hen

"7. a flower of Chenopodium album; 8. a section of the same, showing the superior ovary; 9. its seed…

"7. locusta of Stipa pennata" (Feather Grass); "8. rachis, bracteae, and florets of Cynosurus cristatus" (Crested Dog's-Tail). -Lindley, 1853

Feather Grass and Crested Dog's-Tail

"7. locusta of Stipa pennata" (Feather Grass); "8. rachis, bracteae, and florets of Cynosurus cristatus"…

From left to right: Linear, Lanceolate, Oblong, Elliptical, Ovate, Cordate.

Feathered-veined leaves

From left to right: Linear, Lanceolate, Oblong, Elliptical, Ovate, Cordate.

From left to right: Oblanceolate, spatulate, obovate, wedge-shape.

Feathered-veined leaves

From left to right: Oblanceolate, spatulate, obovate, wedge-shape.

From left to right: Sagittate, Auriculate, Halbert-shaped.

Feathered-veined leaves 3

From left to right: Sagittate, Auriculate, Halbert-shaped.

"A, Upper epidermis; B, lower epidermis, of the fern, Drynaria meyeniana." -Gager, 1916

Fern Epidermis

"A, Upper epidermis; B, lower epidermis, of the fern, Drynaria meyeniana." -Gager, 1916

"Frond of fern bearing sporangia in sori."—Finley, 1917

Fern frond

"Frond of fern bearing sporangia in sori."—Finley, 1917

"Germination of the spores of a fern. a, Before germination; b, early stage, showing protonema (pr.), and first rhizoid (rh); c, d, e, f, successive stages in the development of the prothallus." -Gager, 1916

Fern Germination

"Germination of the spores of a fern. a, Before germination; b, early stage, showing protonema (pr.),…

"Fern prothallus; cross-sections showing antheridia (an), sperms (sp), and rhizoids (rh). Below at the right is a sperm (sp) greatly enlarged." -Gager, 1916

Fern Prothallus

"Fern prothallus; cross-sections showing antheridia (an), sperms (sp), and rhizoids (rh). Below at the…

The Antrophyum Lessonii is a type of fern from the Polypodiaceae family.

Antrophyum Fern

The Antrophyum Lessonii is a type of fern from the Polypodiaceae family.

The spore-cases and cup of Trichomanes radicans or the Aerialroot Bristle Fern.

Aerialroot Bristle Fern

The spore-cases and cup of Trichomanes radicans or the Aerialroot Bristle Fern.

Schizaea pusilla, or Little Curlygrass Fern is a small species of fern in the Curlygrass family (Schizaeaceae). here showing: "a, pinnule with sporangia; b, a sporangium, on larger scale." -Whitney, 1911

Curlygrass Fern

Schizaea pusilla, or Little Curlygrass Fern is a small species of fern in the Curlygrass family (Schizaeaceae).…

The maidenhair fern or Adiantum.

Maidenhair Fern

The maidenhair fern or Adiantum.

A species of Seed Fern (Sphenopteris obtusiloba) is a fossil fern in the Carboniferous Era.

Seed Fern

A species of Seed Fern (Sphenopteris obtusiloba) is a fossil fern in the Carboniferous Era.

A species of Seed Fern (Sphenopteris latifolia) is a fossil fern in the Carboniferous period.

Seed Fern

A species of Seed Fern (Sphenopteris latifolia) is a fossil fern in the Carboniferous period.

Magnified section through a fertile conceptacle of Rockweed, showing the large spores in the midst of threads of cells.

Fertile Conceptacle of Rockweed

Magnified section through a fertile conceptacle of Rockweed, showing the large spores in the midst of…

This illustration shows the fertilization of a flower, by means of a pollen tube entering a micropyle, a small hole in the surface of the ovule.

Fertilization (Flower)

This illustration shows the fertilization of a flower, by means of a pollen tube entering a micropyle,…