"Morphology of a typical dicotyledonous plant. A, leaf, pinnately-netted veined; B, portion of stem, showing concentric layers of wood; C, ground-plan of flower (the parts in 5's); D, perspective of flower; E, longitudinal section of seed, showing dicotyledonous embryo." -Gager, 1916

Dicotyledonous Morphology

"Morphology of a typical dicotyledonous plant. A, leaf, pinnately-netted veined; B, portion of stem,…

"Willlow (Salix). Leafy branch, bearing two pistillate catkins. Staminate flower above, at the left; pistillate flower below, at the right." -Gager, 1916

Willow Branch

"Willlow (Salix). Leafy branch, bearing two pistillate catkins. Staminate flower above, at the left;…

"Flower of a buttercup (Ranunculus sp.); a, b, normal, showing 5 petals; c, d, petalody of stamens; e, petal with nectary at its base; f-h ripened ovaries." -Gager, 1916

Buttercup Flowers

"Flower of a buttercup (Ranunculus sp.); a, b, normal, showing 5 petals; c, d, petalody of stamens;…

"Rue anemone (Anemonella thalictroides). 1, normal flower with 5 petals; 3, petalody of stamens; 4, coalescence of petals (c1); 2, coalescence (c), and petalody of stamens. At 2, s is shown a stamen partially transformed into a petal, but with a portion of the anther still remaining." -Gager, 1916

Buttercup Flowers

"Rue anemone (Anemonella thalictroides). 1, normal flower with 5 petals; 3, petalody of stamens; 4,…

"Black mustard (Brassica nigra)." -Gager, 1916

Black Mustard

"Black mustard (Brassica nigra)." -Gager, 1916

"Wild rose. A 'single' flower showing incipient doubling by the replacement of stamens by petals. Below, a series of transitional forms from stamen to fully formed petal; an., anther, or remnant of anther." -Gager, 1916

Wild Rose

"Wild rose. A 'single' flower showing incipient doubling by the replacement of stamens by petals. Below,…

"Heracleum lanatum (Parsley family). Individual flower from the margin of an umbel." -Gager, 1916

Cow Parsnip

"Heracleum lanatum (Parsley family). Individual flower from the margin of an umbel." -Gager, 1916

"Milkweed (Asclepias sp.). a, flower-bud; b, flower; c, very young pod; d, older pod in section, showing seeds; e, section of flower; f, top view of flower, showing the 5 hoods f the crown, each with a horn incurving to the stigma; between the horns are the cleft glands to which the pollinia are attached." -Gager, 1916

Milkweed Stages

"Milkweed (Asclepias sp.). a, flower-bud; b, flower; c, very young pod; d, older pod in section, showing…

The nightshade or bittersweet (Solanum Dulcamara).

Nightshade

The nightshade or bittersweet (Solanum Dulcamara).

"Sections of flowers of the toad-flax (Linaria vulgaris). A, front view; a, anthers; s, stigma; n, nectar-gland. B, side view; o, ovary." -Gager, 1916

Common Toadflax

"Sections of flowers of the toad-flax (Linaria vulgaris). A, front view; a, anthers; s, stigma; n, nectar-gland.…

"Toad-flax (Linaria vulgaris). Inflorescence, showing normal (spurred) flowers, and several abnormal flowers without spurs." -Gager, 1916

Common Toadflax

"Toad-flax (Linaria vulgaris). Inflorescence, showing normal (spurred) flowers, and several abnormal…

"Toad-flax (Linaria vulgaris). Abnormal flowers (pelories), having five or more spurs. Normal, one-spurred buds are shown in A." -Gager, 1916

Common Toadflax

"Toad-flax (Linaria vulgaris). Abnormal flowers (pelories), having five or more spurs. Normal, one-spurred…

"Toad-flax (Linaria vulgaris). Flowers being visited by an insect for nectar. B, longitudinal section, showing the insect's proboscis extended down the spur toward the nectar-gland; C, insect with a mass of pollen (p), rubbed off from anthers onto the dorsal hairs of the thorax, during successive visits." -Gager, 1916

Common Toadflax with Insect

"Toad-flax (Linaria vulgaris). Flowers being visited by an insect for nectar. B, longitudinal section,…

"Inflorescence and flowers of the burdock (Arctium minus). a, Inflorescences; b, longitudinal section of the same; c, bud of individual flower; d, mature flower; sty, stigma; stig, style; a, ring of syngenesius anthers; c, corolla; p, pappus (calyx); ov, ovary; e, mature seed." -Gager, 1916

Lesser Burdock

"Inflorescence and flowers of the burdock (Arctium minus). a, Inflorescences; b, longitudinal section…

"Chicory (Cichorium Intybus). A, portion of flowering branch; B, basal leaf (runcinate-pinnatifid); C, median longitudinal section through a head, showing the insertion of the flowers; D, individual flower; E, fruit (ripened ovary), showing the persistent pappus (calyx) of short scales." -Gager, 1916

Common Chicory

"Chicory (Cichorium Intybus). A, portion of flowering branch; B, basal leaf (runcinate-pinnatifid);…

"A composite (Coreopsis sp.). A, B, E, views of the inflorescence or head; C, a ray-flower; D, section through the head; F, a disc-flower in bud; G, disc-flower just opened; H, older disc-flower, the stigmas reflexed; I, disc-flower with corolla removed." -Gager, 1916

Tickseed

"A composite (Coreopsis sp.). A, B, E, views of the inflorescence or head; C, a ray-flower; D, section…

"Staminate flower of the broad-leaved cat-tail (Typha latifolia)." -Gager, 1916

Cattail Flower

"Staminate flower of the broad-leaved cat-tail (Typha latifolia)." -Gager, 1916

"Floral organs of an orchid (Cattleya sp.). A, the entire flower; sep, sepal; pet, petal; B, column, showing s, stigma and r, the rostellum (beak), with the small glands at the tip; to the glands are attached the four strap-shaped caudicles of the pollinia; C, pollinia, with the four caudicles; below, the gland; D, longitudinal section of the column; p, pollinium; E, the same, enlarged." -Gager, 1916

Orchid Organs

"Floral organs of an orchid (Cattleya sp.). A, the entire flower; sep, sepal; pet, petal; B, column,…

"Cauliflower (flower-buds used)." -Gager, 1916

Cauliflower

"Cauliflower (flower-buds used)." -Gager, 1916

"Cycadeoidea dacotensis. Semi-diagrammatic sketch of a flower (bisporangiate cone), cut longitudinally; one sporophyll folded, and one (at the right) arbitrarily expanded. At the center is the apical, cone-shaped receptacle, invested by a zone of short-stalked ovules and inter-seminal scales. The pinnules of the sporophylls bear the compound sporangia (Synangia). Exterior to the flower are several hairy bracts." -Gager, 1916

Cycadeoid

"Cycadeoidea dacotensis. Semi-diagrammatic sketch of a flower (bisporangiate cone), cut longitudinally;…

"Cycadeoidea Wielandi. Longitudinal section through the axis of a female inflorescence, or cone. l, old leaf-base; d, insertion of disc; s, erect seed, borne at summit of seed-pedicle inserted on convex receptacle; b, hair covered bract." -Gager, 1916

Cycadeoid

"Cycadeoidea Wielandi. Longitudinal section through the axis of a female inflorescence, or cone. l,…

Upper aperture of the larynx in the open (1) and shut (2) position. Labels: A, cushion of epiglottis; B, apices of arytenoids; C, arytenoepiglottidean folds; E, posterior aspect of cricoid; F, false vocal cords; G, rima glottidis,between true vocal cords; H, posterior border of thyroid cartilage; I, tip of great horn of hyoid.

Larynx is Open and Shut Positions

Upper aperture of the larynx in the open (1) and shut (2) position. Labels: A, cushion of epiglottis;…

Showing the average position of the abdominal viscera with their surface markings. Labels: A, sterno-ensiform point; A', sterno-ensiform line; B, mid-epigastric point; B', mid-epigastric or transpyloric line; C, umbilical point; C', umbilical line; D, mid-hypogastric point; D', mid-hypogastric line; E, outer border of the right and left rectus abdominis; F, Monro's point- on the right spino-umbilical line at the outer border of the rectus abdomninis.

Abdominal Region

Showing the average position of the abdominal viscera with their surface markings. Labels: A, sterno-ensiform…

Diagram showing that the pubic spine (tubercle) and the tip of the great trochanter are on the same horizontal plane (McCurdy's line), and that the lower border of the neck of the femur and the inner border of the obturator foramen form a continuos arch (Shenton's) when the femur has its normal relationships.

Pubic Spine

Diagram showing that the pubic spine (tubercle) and the tip of the great trochanter are on the same…

The seed, flower, and leaf of a dandelion.

Dandelion

The seed, flower, and leaf of a dandelion.

"A flowering plant belonging to the Heath family, closely related to the rhododendron."

Azalea

"A flowering plant belonging to the Heath family, closely related to the rhododendron."

"It is a delicate, modest little flower, a great favorite for both its beauty and fragrance." Also called fairy-cups, marigolds, buttercups.

Cowslip

"It is a delicate, modest little flower, a great favorite for both its beauty and fragrance." Also called…

The Florida state flower, the orange blossom.

Orange Blossom

The Florida state flower, the orange blossom.

An illustration of the story, Picciola by X. B. Saintine. Count Charney was imprisoned by the Emperor of France for allegedly planning to assassinate him. In this image, he is begging the guard to send a letter the the emperor to save a little flower that is growing in the stone. A girl delivers this letter and the emperor realizes that this man could not have him killed and releases him.

Picciola

An illustration of the story, Picciola by X. B. Saintine. Count Charney was imprisoned by the Emperor…

A girl looking out the window as a book sits on the sill.

Reading at Window

A girl looking out the window as a book sits on the sill.

A bunch of daisies.

Daisies

A bunch of daisies.

Twelve rabbits in a row.

Twelve Rabbits

Twelve rabbits in a row.

A decorative divider with lyres and ribbon.

Lyre Divider

A decorative divider with lyres and ribbon.

The tenth page of Biblia Pauperum (Paupers' Bible), a picture Bible. At the top and bottom are portraits of prophets and in the middle are three bible stories. Left: Jacob and Esau, middle: the temptation of Christ by the Devil, right: the temptation of Adam and Eve.

Biblia Pauperum

The tenth page of Biblia Pauperum (Paupers' Bible), a picture Bible. At the top and bottom are portraits…

A picture of Jacob and Esau from the tenth page of the engraving, Biblia Pauperum (Paupers' Bible), a picture Bible.

Biblia Pauperum, Jacob and Esau

A picture of Jacob and Esau from the tenth page of the engraving, Biblia Pauperum (Paupers' Bible),…

"Morning-glory modeled out of tissue-paper.' -Beard 1906

Tissue paper morning-glory

"Morning-glory modeled out of tissue-paper.' -Beard 1906

An example of how to model a morning-glory out of tissue paper.

Tissue paper morning-glory

An example of how to model a morning-glory out of tissue paper.

"Daffodils modeled from tissue-paper." -Beard, 1906

Tissue paper daffodil

"Daffodils modeled from tissue-paper." -Beard, 1906

The trunk is "directed downward and plunged into the flower. The insect draws it partly out, and perhaps curves it a little, and then plunges it into the flower again. It repeats the same maneuver seven or eight times, and then flies onto another flower."

Section of a Butterfly's Trunk, after Reaumur

The trunk is "directed downward and plunged into the flower. The insect draws it partly out, and perhaps…

"In passing from one flower to another, it has brisk, rapid movements; but it remains suspended in the air before it; it does not alight upon any."

Humming-bird Hawk-moth (Macroglossa Stellatarum)

"In passing from one flower to another, it has brisk, rapid movements; but it remains suspended in the…

"Nature, pervades the air, where grow the modest blue-eyed violets, the fragrant trailing arbutus, spicy and sweet, the funny Jack-in-the-pulpit, without which no collection of wild flowers would be complete, and there also maybe found the rare and beautiful bloodroot, whose stay is so short one can scarce catch a glimpse of its pure, white blossoms ere they vanish." -Beard, 1906

Bloodroot flower

"Nature, pervades the air, where grow the modest blue-eyed violets, the fragrant trailing arbutus, spicy…

"Water-proof paper flower-pot May-basket." -Beard, 1906

Mayflower basket

"Water-proof paper flower-pot May-basket." -Beard, 1906

This picture is of a young woman arranging flowers.

Flower Arranging

This picture is of a young woman arranging flowers.

Two or three species of yucca are called Spanish bayonet. The shrub has a thick stalk about 3 or 4 feet tall, bearing sharp pointed leaves. In the center is the flower-bearing stalk.

Spanish bayonet (yucca baccata).

Two or three species of yucca are called Spanish bayonet. The shrub has a thick stalk about 3 or 4 feet…

The creosote is a sticky, resinous bush with small round evergreen leaves, yellow flowers, woolly fruit, and a very strong disagreeable odor.

Creosote bush (larrea mexicana)

The creosote is a sticky, resinous bush with small round evergreen leaves, yellow flowers, woolly fruit,…

Section two inches above supraorbital border. Upper surface. The (*) on right indicates subaponeurotic tissue. (*) on left indicates pia mater.

Cross Section of Head

Section two inches above supraorbital border. Upper surface. The (*) on right indicates subaponeurotic…

Section of head 4 cm above supraorbital border.

Cross Section of Head 4 cm above Supraorbital Border

Section of head 4 cm above supraorbital border.

Section of head 3 cm above supraorbital border.

Cross Section of Head 3 cm above Supraorbital Border

Section of head 3 cm above supraorbital border.

Horsemen, Three Abreast, with Banners, from the engraving 'The Triumphal Procession' by Hans Burgkmair.

Horsemen, Three Abreast, with Banners

Horsemen, Three Abreast, with Banners, from the engraving 'The Triumphal Procession' by Hans Burgkmair.

The Savages of Calicut, from the engraving 'The Triumphal Procession' by Hans Burgkmair.

The Savages of Calicut

The Savages of Calicut, from the engraving 'The Triumphal Procession' by Hans Burgkmair.

Le Pot-Casse, an engraving by Geoffroy Tory.

Le Pot-Casse

Le Pot-Casse, an engraving by Geoffroy Tory.

Front section of skull through plane of outer border of orbits. Arrows pass through communication between atrum and middle meatus.

Frontal Section of Skull Showing Nasal Cavity

Front section of skull through plane of outer border of orbits. Arrows pass through communication between…

"Galls on the leaf of an Ochnaceous plant." -Lindley, 1853

Galls

"Galls on the leaf of an Ochnaceous plant." -Lindley, 1853

A floral border consisting of leaves, flowers, and vines.

Floral border

A floral border consisting of leaves, flowers, and vines.

"The polyp itself is formed of a whitish, membranous tube, nearly cylindrical, having an upper disk, surrounded by its eight tentacula, bearing many delicate pinnae spreading out laterally. These tentacula resemble the corolla of some flower."

Coral Polyp (Lacaze-Duthiers)

"The polyp itself is formed of a whitish, membranous tube, nearly cylindrical, having an upper disk,…

Lookout Mountain, actually a plateau at the northwest corner of Georgia, the northeast corner of Alabama, and along the southern border of Tennessee near Chattanooga. It is one of the southernmost ridge mountains of the Appalachians.

Lookout Mountain

Lookout Mountain, actually a plateau at the northwest corner of Georgia, the northeast corner of Alabama,…

An illustration of a man standing on a ledge of Lookout Mountain looking over a valley. Lookout Mountain, actually a plateau at the northwest corner of Georgia, the northeast corner of Alabama, and along the southern border of Tennessee near Chattanooga. It is one of the southernmost ridge mountains of the Appalachians.

Landscape

An illustration of a man standing on a ledge of Lookout Mountain looking over a valley. Lookout Mountain,…

"1. Locusta of Corynephorus canescens (Grey Hair-grass); 2. paleae, &c. of the same; 3. locusta of Phalaris aquatica (Harding grass); 4. locusta of Alopecurus pratensis (Meadow Foxtail); 5. locusta of Aira caryophyllea (Silver hairgrass); 6. floret of the same; 7. locusta of Festuca duriuscula (Red Fescue); 8. locust of Glyceria fluitans (Water Mannagrass); 9. floret of the same; 10. locusta of Eragrostis poaeformis (Lovegrass)." -Lindley, 1853

Grass Locusta

"1. Locusta of Corynephorus canescens (Grey Hair-grass); 2. paleae, &c. of the same; 3. locusta of Phalaris…

Setaria glauca or the Yellow Foxtail is a monocot weed in the Poaceae family.

Yellow Foxtail

Setaria glauca or the Yellow Foxtail is a monocot weed in the Poaceae family.

"Scirpus lacustris. 1. A flower surrounded with hypogynous bristles; 2. a seed; 3, a section of it, showing the lenticular embryo." -Lindley, 1853

Bulrush

"Scirpus lacustris. 1. A flower surrounded with hypogynous bristles; 2. a seed; 3, a section of it,…