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"Common Peanut (Arachis hypogæa). a, flowers; b, ovaries on lengthened stipes; c, forming fruit; d, ripe pod; e, pod opened, showing seeds."-Whitney, 1902

Common peanut

"Common Peanut (Arachis hypogæa). a, flowers; b, ovaries on lengthened stipes; c, forming fruit;…

Peanuts are an annual plant with edible seeds.

Peanut

Peanuts are an annual plant with edible seeds.

The seed-vessel and seed of a plant, called also earth-nut.

Peanut

The seed-vessel and seed of a plant, called also earth-nut.

A trailing plant of the bean family, bearing a hairy stem, small yellow flowers, and two-paired primate leaflets. The flowers are sterile above ground. After they wither, the forming stalk of the ovary bends downward and forces the young pod underground, and the seeds mature some distance below the surface.

Peanut

A trailing plant of the bean family, bearing a hairy stem, small yellow flowers, and two-paired primate…

<i>Sipunculus nudus</i>. A species of unsegmented marine worm, commonly called the peanut worm. "A, One fourth natural size, in longitudinal section. T, tentacles; r,r,r,r, four retractor muscles of the proboscis, detached from the points r1, r1 in the body walls; a, anus; ae, esophagus; i, intestine with j1, j2 its loops; x, y, appendages of rectum; z, fusiform mscle; w, ciliated groove of intestine; q, anal muscles; s, caecal glands of t, caeca, the so-called testes; p, pore at end of body; n, nervous cord, ending in a lobed ganglionic mass near the mouth, with an enlargement, g1, posteriorly; m1, m2, muscles associated with the nervous cord." &mdash;Whitney, 1889

Peanut Worm - Interior Anatomy of Adult

Sipunculus nudus. A species of unsegmented marine worm, commonly called the peanut worm. "A, One fourth…

<i>Sipunculus nudus</i>. A species of unsegmented marine worm, commonly called the peanut worm. "B, Larval Sipunculus, about one twelfth of an inch long. o, mouth; oe, esophagus; s, caecal gland; i1, intestine with masses of fatty cells; a, anus; w, ciliated groove of intestine; g, brain with two pairs of red eye-spots; n, nervous cord; p, pore; t, t1, so-called testes; W, W, circlet of cilia." &mdash;Whitney, 1889

Peanut Worm - Interior Anatomy of Larva

Sipunculus nudus. A species of unsegmented marine worm, commonly called the peanut worm. "B, Larval…

The vine of a peanut plant.

A Peanut Vine

The vine of a peanut plant.