"The different kinds of cocoa either consist of, or are prepared from, the seeds of trees of the genus Theobroma." — Chambers' Encyclopedia, 1875

Cocao

"The different kinds of cocoa either consist of, or are prepared from, the seeds of trees of the genus…

"A genus of plants of the natural order Liliaceae, having a perianth with bell-shaped limb, and sub-cylindrical tube, and globose seeds with soft testa. Several species are cultivated in our flower-gardens, especially the fragrant Yellow Day-lily, a native of Hungary, Siberia, and the north of China." — Chambers' Encyclopedia, 1875

Day-lily

"A genus of plants of the natural order Liliaceae, having a perianth with bell-shaped limb, and sub-cylindrical…

A large comb or hatchel for separating the seeds or capsules from flax.

Ripple

A large comb or hatchel for separating the seeds or capsules from flax.

Flax is a member of the genus <em>Linum</em> in the family <em>Linaceae</em>. It is probably native to India, though its precise native range is unknown due to extensive ancient cultivation in southwest Asia and southeastern Europe.

Pod of Flax

Flax is a member of the genus Linum in the family Linaceae. It is probably native…

Section lengthwise of flax seed cut half away, bringing contained embryo into view.

Flax Pod Cut in Half

Section lengthwise of flax seed cut half away, bringing contained embryo into view.

Section of a flax-seed magnified and divided flat-wise: turned round, so that the stem-end (caulicle) of the embryo is below: the whole broad upper part is the inner face of one of the cotyledons: the minute nick at its base is the plumule.

Flax-seed

Section of a flax-seed magnified and divided flat-wise: turned round, so that the stem-end (caulicle)…

Section through a flax seed turned edgewise, showing the thickness of the cotyledons, and the minute plumule between them.

Flax-seed Cut Sideways

Section through a flax seed turned edgewise, showing the thickness of the cotyledons, and the minute…

Section of a flower moderately enlarged, showing a part of the petals and stamens, all five styles, and a section of ovary with two ovules or rudimentary seeds.

Section of Flax-flower

Section of a flower moderately enlarged, showing a part of the petals and stamens, all five styles,…

Seedling Maple, of the natural size; the root well supplied with root hairs, here large enough to be seen by the naked eye.

Maple Seedling

Seedling Maple, of the natural size; the root well supplied with root hairs, here large enough to be…

Lower end of Maple root magnified, the root seen just as root-hairs are beginning to for a little behind the tip.

End of Maple Root

Lower end of Maple root magnified, the root seen just as root-hairs are beginning to for a little behind…

Sweet-Potato plant forming thickened roots. Some in the middle are just beginning to thicken; one at the left has grown more; one at the right is still larger.

Sweet-Potato

Sweet-Potato plant forming thickened roots. Some in the middle are just beginning to thicken; one at…

Fascicled fusiform roots of a Dahlia.

Dahlia

Fascicled fusiform roots of a Dahlia.

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,…

Roots of Yellow Gerardia, some attached to and feeding on the root of Blueberry-bush.

Yellow Gerardia

Roots of Yellow Gerardia, some attached to and feeding on the root of Blueberry-bush.

Leafy shoot and berry (cut across) of the larger Cranberry, Vaccinium macrocarpon.

Cranberry

Leafy shoot and berry (cut across) of the larger Cranberry, Vaccinium macrocarpon.

Longitudinal section of a peach, showing flesh, stone, and seed.

Peach

Longitudinal section of a peach, showing flesh, stone, and seed.

Akene of a Buttercup.

Buttercup

Akene of a Buttercup.

Akene of a Buttercup, divided lengthwise, to show the contained seed.

Akene of a Buttercup

Akene of a Buttercup, divided lengthwise, to show the contained seed.

Akene of Virgin's-bower, retaining the feathered style, which aids in dissemination.

Akene of Virgin's-bower

Akene of Virgin's-bower, retaining the feathered style, which aids in dissemination.

Akene of Mayweed (no pappus)

Mayweed

Akene of Mayweed (no pappus)

That of Succory (its pappus a shallow cup).

Succory

That of Succory (its pappus a shallow cup).

Of Sunflower (pappus of two deciduous scales).

Sunflower

Of Sunflower (pappus of two deciduous scales).

Of Sneezeweed (Helenium), with its pappus of five scales.

Sneezeweed

Of Sneezeweed (Helenium), with its pappus of five scales.

Of Sow-thistle, with its pappus of delicate downy hairs.

Sow-thistle

Of Sow-thistle, with its pappus of delicate downy hairs.

Of the Dandelion, its pappus raised on a long beak.

Dandelion

Of the Dandelion, its pappus raised on a long beak.

Fruit (cremocarp) of Osmorrhiza; the two akene-like ripe carpals separating at maturity from a slender axis or carpophores.

Osmorrhiza

Fruit (cremocarp) of Osmorrhiza; the two akene-like ripe carpals separating at maturity from a slender…

Utricle of the common Pigweed (Chenopodium album).

Common Pigweed

Utricle of the common Pigweed (Chenopodium album).

Utricle (pyxis) of Amaranth, opening all around (circumscissile).

Amaranth

Utricle (pyxis) of Amaranth, opening all around (circumscissile).

Nut (acorn) of the Oak, with its cup or cupule.

Acorn

Nut (acorn) of the Oak, with its cup or cupule.

Samara or key of the White Ash, winged at end.

White Ash

Samara or key of the White Ash, winged at end.

Samara of the American Elm, winged all around.

American Elm

Samara of the American Elm, winged all around.

Pair of samaras of Sugar Maple.

Sugar Maple

Pair of samaras of Sugar Maple.

Follicle of Marsh Marigold (Caltha palustris)

Marigold

Follicle of Marsh Marigold (Caltha palustris)

Loment or jointed legume of a Tick-Trefoil (Desmodium).

Tick-Trefoil

Loment or jointed legume of a Tick-Trefoil (Desmodium).

Capsule of Iris, with loculicidal dehiscence; below, cut across.

Capsule of Iris

Capsule of Iris, with loculicidal dehiscence; below, cut across.

Pod of a Marsh St. John's-wort, with septicidal dehiscence.

Marsh St. John's-wort

Pod of a Marsh St. John's-wort, with septicidal dehiscence.

Silicle of Shepherd's Purse.

Shepherd's Purse

Silicle of Shepherd's Purse.

Silicle of Shepherd's Purse, with one valve removed.

Shepherd's Purse Section

Silicle of Shepherd's Purse, with one valve removed.

Pyxis of Purslane, the lid detaching.

Purslane

Pyxis of Purslane, the lid detaching.

A fig-fruit when young.

Fig-Fruit

A fig-fruit when young.

A fig-fruit when young in section.

Fig-Fruit Section

A fig-fruit when young in section.

Magnified portion of a fig-fruit, a slice, showing some of the flowers.

Fig-Fruit Flowers

Magnified portion of a fig-fruit, a slice, showing some of the flowers.

The fruit is a multiple fruit, 2-3 cm long, red ripening to dark purple, edible, and sweet with a good flavor in several species.

Mulberry

The fruit is a multiple fruit, 2-3 cm long, red ripening to dark purple, edible, and sweet with a good…

One of the grains younger, seen to be a pistillate flower with calyx becoming fleshy.

Mulberry Grains

One of the grains younger, seen to be a pistillate flower with calyx becoming fleshy.

Cone of a common Pitch Pine.

Pitch Pine

Cone of a common Pitch Pine.

Inside view of a separated scale or open carpel of a Pitch Pine cone with a seed in place.

Pitch Pine Seed

Inside view of a separated scale or open carpel of a Pitch Pine cone with a seed in place.

The seed of a Pitch Pine cone.

Pitch Pine Seed Wing

The seed of a Pitch Pine cone.

A winged seed of the Trumpet-Creeper.

Trumpet-Creeper

A winged seed of the Trumpet-Creeper.

One of Catalpa, the kernel cut to show the embryo.

Catalpa

One of Catalpa, the kernel cut to show the embryo.

Seed of Milkweed, with a <em>Coma</em> or tuft of long silky hairs at one end.

Milkweed

Seed of Milkweed, with a Coma or tuft of long silky hairs at one end.

Seed of White Water-Lily, enclosed in its aril.

White Water-Lily

Seed of White Water-Lily, enclosed in its aril.

Seed of Ricinus or Castor-oil plant, with caruncle.

Ricinus

Seed of Ricinus or Castor-oil plant, with caruncle.

Embryo of Calycanthus; upper part cut away, to show the convolute cotyledons.

Embryo of Calycanthus

Embryo of Calycanthus; upper part cut away, to show the convolute cotyledons.

Seed of Sisymbrium, cut across to show the incumbent cotyledons.

Sisymbrium

Seed of Sisymbrium, cut across to show the incumbent cotyledons.

Embryo of the Sisymbrium, detached whole.

Sisymbrium Embryo

Embryo of the Sisymbrium, detached whole.

Section of seed of Violet; anatropous with straight axile embryo in the albumen.

Seed of Violet

Section of seed of Violet; anatropous with straight axile embryo in the albumen.

Section of seed of Rock Rose, Helianthemum Canadense; orthotropus, with curved embryo in the albumen.

Seed of Rock Rose

Section of seed of Rock Rose, Helianthemum Canadense; orthotropus, with curved embryo in the albumen.

Section of a grain of Rice, lengthwise, showing embryo outside the albumen, which forms the principal bulk.

Seed of Grain of Rice

Section of a grain of Rice, lengthwise, showing embryo outside the albumen, which forms the principal…

Seed of a Chickweed, campylotropous.

Seed of a Chickweed

Seed of a Chickweed, campylotropous.

Cotton is a soft fiber that grows around the seeds of the cotton plant. The fiber is often spun into thread to make a soft breathable fabric.

Cotton

Cotton is a soft fiber that grows around the seeds of the cotton plant. The fiber is often spun into…