The sexual system of a plant, here having hidden reproductive organs, Cryptogamia.

Linnaeus' Cryptogamia

The sexual system of a plant, here having hidden reproductive organs, Cryptogamia.

The sexual system of a plant, here having three stamens, Triandria.

Linnaeus' Triandria

The sexual system of a plant, here having three stamens, Triandria.

The sexual system of a plant, here having four stamens, Tetrandria.

Linnaeus' Tetrandria

The sexual system of a plant, here having four stamens, Tetrandria.

The sexual system of a plant, here having five stamens and one pistil, Pentandria.

Linnaeus' Pentandria

The sexual system of a plant, here having five stamens and one pistil, Pentandria.

The sexual system of a plant, here having six stamens and one pistil, Hexandria.

Linnaeus' Hexandria

The sexual system of a plant, here having six stamens and one pistil, Hexandria.

The sexual system of a plant, here having seven stamens, Heptandria.

Linnaeus' Heptandria

The sexual system of a plant, here having seven stamens, Heptandria.

The sexual system of a plant, here having eight stamens, Octandria.

Linnaeus' Octandria

The sexual system of a plant, here having eight stamens, Octandria.

The sexual system of a plant, here having nine stamens, Enneandria.

Linnaeus' Enneandria

The sexual system of a plant, here having nine stamens, Enneandria.

"Lobelia siphilitica. 1. an entire flower; 2. the stamens; 3. perpendicular section of the ovary; 4 and 5 stigmas." -Lindley, 1853

Great Blue Lobelia

"Lobelia siphilitica. 1. an entire flower; 2. the stamens; 3. perpendicular section of the ovary; 4…

Pictured are the stamens and a vertical section of the ovary of a flower of the lotos group.

Lotos Group

Pictured are the stamens and a vertical section of the ovary of a flower of the lotos group.

"Swietenia mahagoni. 1. a flower; 2. a cup of stamens spread open, and the pistil; 3. fruit; 4. a seed; 5. a section of it to show the crosscut embryo." -Lindley, 1853

West Indian Mahogany

"Swietenia mahagoni. 1. a flower; 2. a cup of stamens spread open, and the pistil; 3. fruit; 4. a seed;…

"Byttneria celtoides. 1. an expanded flower; 2. cup of stamens; 3. abortive stamen; 4. pistil." -Lindley, 1853

Mallow

"Byttneria celtoides. 1. an expanded flower; 2. cup of stamens; 3. abortive stamen; 4. pistil." -Lindley,…

"Melochia graminifolia. 1. flower; 2. stamens and pistil; 3. ripe fruit; 4. a coccus; 5. section of a seed." -Lindley, 1853

Malvale

"Melochia graminifolia. 1. flower; 2. stamens and pistil; 3. ripe fruit; 4. a coccus; 5. section of…

"1. Medinilla macrocarpa; 2. stamens of M. radicans; 3. perpendicular section of its ovary; 4. a section of its seed; 5. embryo." -Lindley. 1853

Medinilla

"1. Medinilla macrocarpa; 2. stamens of M. radicans; 3. perpendicular section of its ovary; 4. a section…

"Reseda mediterranea. 1. a flower seen from above, much magnified; 2. a section of the same, showing the great disk on one side of the ovary, and within which the stamens arise; 3. a cross section of the ovary; 4. a seed; 5. a section of it." -Lindley, 1853

Mignonette

"Reseda mediterranea. 1. a flower seen from above, much magnified; 2. a section of the same, showing…

"Polygala erioptera. 1. an entire flower seen from the side; 2. the same cut open to exhibit the stamens; 3. the pistil; 4. a section of a ripe seed; in the middle is the embryo; at the apex, which represents the real base, is seen a caruncula." -Lindley, 1853

Milkwort

"Polygala erioptera. 1. an entire flower seen from the side; 2. the same cut open to exhibit the stamens;…

"Napoleona imperialis. 1. a flower-bud just expanding; 2. the fleshy cup, and table-shaped stigma; 3. an expanded flower of the natural size; 4. a perpendicular section of the same. (In this the artist has carelessly added a fourth ring to the corolla on the outside of the stamens; no such ring exists); 5. a perpendicular section of the ovary; 6. an ovule; 7. a ripe seed; 8. a stamen; 9. a transverse section of the ovary." -Lindley. 1853

Napoleon's Hat

"Napoleona imperialis. 1. a flower-bud just expanding; 2. the fleshy cup, and table-shaped stigma; 3.…

"Myristica fragrans. 1. a flower; 2. a column of stamens; 3. a section of a female showing the ovary and ovule; 4. a section of a nutmeg with the embryo at the base of the albumen." -Lindley, 1853

Nutmeg

"Myristica fragrans. 1. a flower; 2. a column of stamens; 3. a section of a female showing the ovary…

"Ochna dubia. 1. expanded flower; 2. section of pistil and stamens; 3. pistil; 4. section of a ripe carpel." -Lindley, 1853

Ochna

"Ochna dubia. 1. expanded flower; 2. section of pistil and stamens; 3. pistil; 4. section of a ripe…

"Apostasia odorata; 1. a flower; 2. the stamens and style; 3. a cross section of the ovary; 4. a seed." -Lindley, 1853

Apostasia Orchid

"Apostasia odorata; 1. a flower; 2. the stamens and style; 3. a cross section of the ovary; 4. a seed."…

"Pysostemon lanceolatum. 1. a flower of the natural size; 2. the calyx, stamens, and ovary; 3. the ripe fruit, with one valve separating; 4, a seed; 5. the same cut vertically, to show the incurved embryo." -Lindley, 1853

Physostemon lanceolatum

"Pysostemon lanceolatum. 1. a flower of the natural size; 2. the calyx, stamens, and ovary; 3. the ripe…

the compound pistil of Mallow magnified.

Pistil

the compound pistil of Mallow magnified.

"Heliamphora nutans. 1. the stamens and pistil; 2. the latter separate; 3. a cross section of the ovary; 4. a perpendicular section of a seed." -Lindley, 1853

Marsh Pitcher Plant

"Heliamphora nutans. 1. the stamens and pistil; 2. the latter separate; 3. a cross section of the ovary;…

An image of a strawberry plant in flower. There are numerous short Stamens that are readily accessible to insects.

Strawberry Plant

An image of a strawberry plant in flower. There are numerous short Stamens that are readily accessible…

"Flowers of plantain (Plantago), enlarged. A, earlier stage, pistil mature, stamens not yet appearing outside the corolla. B, later stage, pistil withered, stamens mature." -Bergen, 1896

Plantain Flowers

"Flowers of plantain (Plantago), enlarged. A, earlier stage, pistil mature, stamens not yet appearing…

"Phytolacca decandra. 1. its flower; 2. its stamens and pistil; 3. a section of a seed." -Lindley, 1853

Poke Root

"Phytolacca decandra. 1. its flower; 2. its stamens and pistil; 3. a section of a seed." -Lindley, 1853

"Romeria refracta. 1. its stamens and pistil; 2. a cross section of the ovary of Eschscholtzia californica; 3, 4, seeds of Papaver orientale." -Lindley, 1853

Spotted Asian Poppy

"Romeria refracta. 1. its stamens and pistil; 2. a cross section of the ovary of Eschscholtzia californica;…

"1. Locusta of Agrostis alba; 2. paleae and stamens, &c. of the same." -Lindley, 1853

Redtop Locusta

"1. Locusta of Agrostis alba; 2. paleae and stamens, &c. of the same." -Lindley, 1853

"Rhododendron pumilum; 1. a calyx and pistil, with all stamens removed; 2. an anther; 3. a ripe capsule burst; 4. a vertical section of a seed." -Lindley, 1853

Rhododendron

"Rhododendron pumilum; 1. a calyx and pistil, with all stamens removed; 2. an anther; 3. a ripe capsule…

"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,…

"Salvertia convallariodora. 1. an expanded flower; 2. a portion of the calyx, with the stamens; 3. a pistil; 4. a transverse section of the ovary." -Lindley, 1853

Salvertia

"Salvertia convallariodora. 1. an expanded flower; 2. a portion of the calyx, with the stamens; 3. a…

"Lavradia Vellozii. 1. an expanded flower; 2. the stamens with exterior petaloid scales; 3. a seed; 4. a section of it." -Lindley, 1853

Sauvagesia

"Lavradia Vellozii. 1. an expanded flower; 2. the stamens with exterior petaloid scales; 3. a seed;…

"Careya arborea. 1. one of the bundles of stamens; 2. a perpendicular section of the ovary; 3. section of the seed." -Lindley, 1853

Slow Match Tree

"Careya arborea. 1. one of the bundles of stamens; 2. a perpendicular section of the ovary; 3. section…

"Oxalis confertissima. 1. calyx; 2. stamens; 3. pistil; 4. seed and its section of O. acetosella" (common wood sorrel). -Lindley, 1853

Sorrel

"Oxalis confertissima. 1. calyx; 2. stamens; 3. pistil; 4. seed and its section of O. acetosella" (common…

Stamens of Mallow united in a tube.

Stamen

Stamens of Mallow united in a tube.

A tuft of stamens with the petal-like scale of the American Linden.

Stamen

A tuft of stamens with the petal-like scale of the American Linden.

The stamens and pistil of the wild Geranium.

Stamen

The stamens and pistil of the wild Geranium.

Stamens of the flower of the Morning Glory.

Morning Glory Stamen

Stamens of the flower of the Morning Glory.

"Styrax suberifolium. 1. a flower; 2. corolla and stamens; 3. pistil." -Lindley, 1853

Styrax

"Styrax suberifolium. 1. a flower; 2. corolla and stamens; 3. pistil." -Lindley, 1853

"Tetratheca hirsuta. 1. the stamens; 2. the pistil, with one of the cells laid open." -Lindley, 1853

Tetratheca

"Tetratheca hirsuta. 1. the stamens; 2. the pistil, with one of the cells laid open." -Lindley, 1853

"Armeria vulgaris. 1. calyx and stamens; 2. section of corolla; 3. pistil; 4. ovule; 5. embryo." -Lindley, 1853

Sea Thrift

"Armeria vulgaris. 1. calyx and stamens; 2. section of corolla; 3. pistil; 4. ovule; 5. embryo." -Lindley,…

"Abronia mellifera; 2. a flower separate; 3. its stamens and pistil; 4. the pistil separate; 5. the fruit; 6. seed magnified; 7. a cross section of it." -Lindley, 1853

Whtie Sand Verbena

"Abronia mellifera; 2. a flower separate; 3. its stamens and pistil; 4. the pistil separate; 5. the…

"Corynostylis Hybanthus. 1. a set of stamens, each having the connective lengthened beyond the anther, in the form of a scale; 2. a spurred petal; 3. a transverse section of an ovary, showing the three parietal placentae; 4. a ripe fruit; 5. an embryo." -Lindley, 1853

Violet

"Corynostylis Hybanthus. 1. a set of stamens, each having the connective lengthened beyond the anther,…

"Viviania crenata; 1. a flower; 2. a section of the ovary; 3. stamens and ovary." -Lindley, 1853

Viviania

"Viviania crenata; 1. a flower; 2. a section of the ovary; 3. stamens and ovary." -Lindley, 1853

"Xyris operculata; 1. a flower seen in front; 2. a style, stigmas and stamens." -Lindley, 1853

Yellow-Eyed Grass

"Xyris operculata; 1. a flower seen in front; 2. a style, stigmas and stamens." -Lindley, 1853