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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.

The sexual system of a plant, here having ten stamens and a carpel, Decandria.

Linnaeus' Decandria

The sexual system of a plant, here having ten stamens and a carpel, Decandria.

The sexual system of a plant, here having many stamens, Dodecandria.

Linnaeus' Dodecandria

The sexual system of a plant, here having many stamens, Dodecandria.

The sexual system of a plant, here having twenty or more stamens, Icosandria.

Linnaeus' icosandria

The sexual system of a plant, here having twenty or more stamens, Icosandria.

The sexual system of a plant, here having many stamens with a pistil in the center, Polyandria.

Linnaeus' Polyandria

The sexual system of a plant, here having many stamens with a pistil in the center, Polyandria.

The sexual system of a plant, here having four stamens of unequal length, Didynamia.

Linnaeus' Didynamia

The sexual system of a plant, here having four stamens of unequal length, Didynamia.

The sexual system of a plant, here having six stamens (four longer), Tetradinamia.

Linnaeus' Tetradinamia

The sexual system of a plant, here having six stamens (four longer), Tetradinamia.

The sexual system of a plant, here having stamens united in a tube, Monadelphia.

Linnaeus' Monadelphia

The sexual system of a plant, here having stamens united in a tube, Monadelphia.

The sexual system of a plant, here having stamens united in two bundles, Diadelphia.

Linnaeus' Diadelphia

The sexual system of a plant, here having stamens united in two bundles, Diadelphia.

The sexual system of a plant, here having stamens united in three or more bundles, Polyadelphia.

Linnaeus' Polyadelphia

The sexual system of a plant, here having stamens united in three or more bundles, Polyadelphia.

The sexual system of a plant, here having stamens united by anthers, Syngenesia.

Linnaeus' Syngenesia

The sexual system of a plant, here having stamens united by anthers, Syngenesia.

The sexual system of a plant, here having stamens united with the pistil, Gynandria.

Linnaeus' Gynandria

The sexual system of a plant, here having stamens united with the pistil, Gynandria.

The sexual system of a plant, here having stamens and pistils in two different flowers of the same plant, Monoecia.

Linnaeus' Monoecia

The sexual system of a plant, here having stamens and pistils in two different flowers of the same plant,…

The sexual system of a plant, here having stamens and pistils on two different plants, Dioecia.

Linnaeus' Dioecia

The sexual system of a plant, here having stamens and pistils on two different plants, Dioecia.

The sexual system of a plant, here having both hermaphrodite and unisexual flowers on the same plant, Polygamia.

Linnaeus' Polygamia

The sexual system of a plant, here having both hermaphrodite and unisexual flowers on the same plant,…

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.

This image is of a secund plant, with leaves arranged on one side only.

Secund

This image is of a secund plant, with leaves arranged on one side only.

The images are of papilionaceous leaves, shaped like a butterfly or corolla.

Papilionaceous Leaves

The images are of papilionaceous leaves, shaped like a butterfly or corolla.

"A young radish, showing seed leaves." -Newman, 1850

Radish

"A young radish, showing seed leaves." -Newman, 1850

A flower spike.

Flower Spike

A flower spike.

"Tube nectary of Nasturtium." -Newman, 1850

Nasturtium

"Tube nectary of Nasturtium." -Newman, 1850

The sabiate of a flower.

Sabiate

The sabiate of a flower.

The lyme of a flower.

Lyme

The lyme of a flower.

The head of a flower.

Head

The head of a flower.

The perianth of a flower.

Perianth

The perianth of a flower.

The narcissus of a flower.

Narcissus

The narcissus of a flower.

The whorl of a flower.

Whorl

The whorl of a flower.

The bacca of a plant.

Bacca

The bacca of a plant.

"Legume.--A pod; applied to the fruit of leguminous plants, such as the pea, &c." -Newman, 1850

Legume

"Legume.--A pod; applied to the fruit of leguminous plants, such as the pea, &c." -Newman, 1850

The sheath of a flower.

Sheath

The sheath of a flower.

"Bracteae.--Small leaves placed between the proper leaves of the plant and the flower-cup." -Newman, 1850

Bractea

"Bracteae.--Small leaves placed between the proper leaves of the plant and the flower-cup." -Newman,…

"Spadix.--Flower stalk developed in a spatha, or sheath." -Newman, 1850

Spadix

"Spadix.--Flower stalk developed in a spatha, or sheath." -Newman, 1850

"Axillary.--Placed in the axilla (arm-pit). A term by which the angle formed by the union of the leaf and the stem is designated." -Newman, 1850

Axillary

"Axillary.--Placed in the axilla (arm-pit). A term by which the angle formed by the union of the leaf…

"Sessile.--Said of leaves seated on the stem, without footstalks." -Newman, 1850

Sessile

"Sessile.--Said of leaves seated on the stem, without footstalks." -Newman, 1850

"Corymb.--A bunch of flowers where the foot-stalks proceed from different parts of the principal axis, but all attain the same height." -Newman, 1850

Corymb

"Corymb.--A bunch of flowers where the foot-stalks proceed from different parts of the principal axis,…

"Racemes.--When flowers are arranged round a filiform simple axis, each particular flower being stalked, they are said to be in racemes." -Newman, 1850

Raceme

"Racemes.--When flowers are arranged round a filiform simple axis, each particular flower being stalked,…

"Panicle.--A bunch of flowers, composed of numerous branches of different lengths, each bearing a flower." -Newman, 1850

Panicle

"Panicle.--A bunch of flowers, composed of numerous branches of different lengths, each bearing a flower."…

"Drupe.--A fruit enclosing a stone or nut." -Newman, 1850

Drupe

"Drupe.--A fruit enclosing a stone or nut." -Newman, 1850

"Pappus.--The down of seed, to waft it away." -Newman, 1850

Pappus

"Pappus.--The down of seed, to waft it away." -Newman, 1850

"Pome.--A pulpy fruit, containing a capsule, as the apple and pear." -Newman, 1850

Pome

"Pome.--A pulpy fruit, containing a capsule, as the apple and pear." -Newman, 1850

"Cone.--A particular kind of compound fruit, such as that of the pine tribe." -Newman, 1850

Cone

"Cone.--A particular kind of compound fruit, such as that of the pine tribe." -Newman, 1850

A climbing stem.

Climbing Stem

A climbing stem.

"Glume.--A part of the floral envelopes of grass." -Newman, 1850

Glume

"Glume.--A part of the floral envelopes of grass." -Newman, 1850

A creeping root.

Creeping Root

A creeping root.

A tuberous root.

Tuberous Root

A tuberous root.

"Infundibuliformis.--Funnel form." -Newman, 1850

Infundibuliformis

"Infundibuliformis.--Funnel form." -Newman, 1850

A creeping stem.

Creeping Stem

A creeping stem.

A leaf pouch.

Pouch

A leaf pouch.

A seed pod, such as in peas.

Pod

A seed pod, such as in peas.

"Buds.--Coverings of the germ." -Newman, 1850

Buds

"Buds.--Coverings of the germ." -Newman, 1850

An articulated or jointed stem.

Articulated Stem

An articulated or jointed stem.

"Aculeus.--A prickle or sharp point, from the bark." -Newman, 1850

Aculeus

"Aculeus.--A prickle or sharp point, from the bark." -Newman, 1850

An endogen, a plant that grows internally.

Endogen

An endogen, a plant that grows internally.

A thorn of a plant.

Thorn

A thorn of a plant.

An exogen, a plant that grows externally.

Exogen

An exogen, a plant that grows externally.