"Embryo germinating: a running into the ground to become a root; b running up to form a stem; c the tube which supplies nutriment from the cotyledons until both roots and leaves are ready to work." -Newman, 1850

Cotyledon Germinating

"Embryo germinating: a running into the ground to become a root; b running up to form a stem; c the…

"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

"Toothed.--Cut so as to resemble teeth." -Newman, 1850

Toothed Leaf

"Toothed.--Cut so as to resemble teeth." -Newman, 1850

"Acuminate.--Having an open or awl-shaped point." -Newman, 1850

Acuminate

"Acuminate.--Having an open or awl-shaped point." -Newman, 1850

A perfoliate leaf is when there is a stem through the leaf.

Perfoliate Leaf

A perfoliate leaf is when there is a stem through the leaf.

"Connate.--Situated opposite each other, and joined at the base." -Newman, 1850

Connatum

"Connate.--Situated opposite each other, and joined at the base." -Newman, 1850

A clasping leaf around a stem.

Clasping Leaf

A clasping leaf around a stem.

"Anceps.--Two-edged." -Newman, 1850

Anceps

"Anceps.--Two-edged." -Newman, 1850

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

Infundibuliformis

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

A leaf pouch.

Pouch

A leaf pouch.

A seed pod, such as in peas.

Pod

A seed pod, such as in peas.

"Decurrent.--When leaves run down the stem to a point considerably below the place where they diverge from it." -Newman, 1850

Decurrent Leaf

"Decurrent.--When leaves run down the stem to a point considerably below the place where they diverge…

"Lanceolate.--Lance or spear-shaped, as in tulipa sylvestris." -Newman, 1850

Lanceolate Leaf

"Lanceolate.--Lance or spear-shaped, as in tulipa sylvestris." -Newman, 1850

"Elliptic.--Nearly oval, but of equal breadth at each end." -Newman, 1850

Elliptical Leaf

"Elliptic.--Nearly oval, but of equal breadth at each end." -Newman, 1850

A fiddle-shaped leaf.

Fiddle-Shaped Leaf

A fiddle-shaped leaf.

"Pinnate.--Term applied to a leaf when cut into many parallel segments, like the rose." -Newman, 1850

Pinnatifid

"Pinnate.--Term applied to a leaf when cut into many parallel segments, like the rose." -Newman, 1850

"Palmated.--Cut into oblong segments, so as to resemble a hand." -Newman, 1850

Palmate

"Palmated.--Cut into oblong segments, so as to resemble a hand." -Newman, 1850

A lobed leaf.

Lobed Leaf

A lobed leaf.

"Crenae.--Notches, or round teeth, bordering a leaf or the petals of a flower." -Newman, 1850

Crenated Leaf

"Crenae.--Notches, or round teeth, bordering a leaf or the petals of a flower." -Newman, 1850

A rhomboid or diamond-shaped leaf.

Rhomboid Leaf

A rhomboid or diamond-shaped leaf.

A triangular leaf.

Triangular Leaf

A triangular leaf.

An orbicular or circular leaf.

Orbicular Leaf

An orbicular or circular leaf.

An unequal leaf.

Unequal Leaf

An unequal leaf.

"Bipinnatifid.--Twice pinnatifid." -Newman, 1850

Bipinnatifid

"Bipinnatifid.--Twice pinnatifid." -Newman, 1850

"Imbricate.--When leaves are laid one over another, like tiles on a roof, they are said to be imbricated." -Newman, 1850

Imbricated Leaves

"Imbricate.--When leaves are laid one over another, like tiles on a roof, they are said to be imbricated."…

Spreading leaves.

Spreading Leaves

Spreading leaves.

"Lyrate.--Lyre-shaped: cut into many transverse segments, becoming larger towards the extremity of the leaf, which is rounded." -Newman, 1850

Lyrate Leaf

"Lyrate.--Lyre-shaped: cut into many transverse segments, becoming larger towards the extremity of the…

"Mucronate.--Sharply pointed." -Newman, 1850

Mucronate Leaf

"Mucronate.--Sharply pointed." -Newman, 1850

"Pinnate.--Term applied to a leaf when cut into many parallel segments, like the rose." -Newman, 1850

Pinnate

"Pinnate.--Term applied to a leaf when cut into many parallel segments, like the rose." -Newman, 1850

"Ternate.--Consisting of three leaflets." -Newman, 1850

Ternate Leaf

"Ternate.--Consisting of three leaflets." -Newman, 1850

"Stipulae.--Two small leaves, placed usually at the base of the floral leaf, and on opposite sides of the branch." -Newman, 1850

Stipule

"Stipulae.--Two small leaves, placed usually at the base of the floral leaf, and on opposite sides of…

An arrow-shaped leaf.

Arrow-Shaped Leaf

An arrow-shaped leaf.

"Serrated.--Edged with sharp teet, like those of a saw." -Newman, 1850

Serrated Leaf

"Serrated.--Edged with sharp teet, like those of a saw." -Newman, 1850

"Binate.--With two leaflets." -Newman, 1850

Binate

"Binate.--With two leaflets." -Newman, 1850

"Plicate.--Folded like a fan, or plaited." -Newman, 1850

Plaited Leaf

"Plicate.--Folded like a fan, or plaited." -Newman, 1850

A kidney-shaped leaf.

Kidney-Shaped Leaf

A kidney-shaped leaf.

A trowel-shaped leaf.

Trowel-Shaped Leaf

A trowel-shaped leaf.

Maple seeds.

Maple Seed

Maple seeds.

Opposite of ovate, egg-shaped and narrow at the base.

Obovate Leaf

Opposite of ovate, egg-shaped and narrow at the base.

An egg-shaped leaf, wide at the base.

Ovate Leaf

An egg-shaped leaf, wide at the base.

"Pectinate.--Like the teeth of a comb." -Newman, 1850

Pectinate Leaf

"Pectinate.--Like the teeth of a comb." -Newman, 1850

A lion toothed leaf.

Lion Toothed Leaf

A lion toothed leaf.

"Bipinnate.--Double rows of leaflets." -Newman, 1850

Bipinnate

"Bipinnate.--Double rows of leaflets." -Newman, 1850

Opposite leaves, in adjacent pairs.

Opposite Leaves

Opposite leaves, in adjacent pairs.

Upright leaves.

Upright Leaves

Upright leaves.

"Digitate.--Having the form of an open hand." -Newman, 1850

Digitate Leaf

"Digitate.--Having the form of an open hand." -Newman, 1850

"Linear.--Narrow, with parallel sides, as in most grasses." -Newman, 1850

Linear Leaf

"Linear.--Narrow, with parallel sides, as in most grasses." -Newman, 1850

A wedge-shaped leaf.

Wedge-Shaped Leaf

A wedge-shaped leaf.

"Peltate.--Stalk fastened in the middle." -Newman, 1850

Peltate Leaf

"Peltate.--Stalk fastened in the middle." -Newman, 1850

"Hastate.--Formed like the head of an ancient halbert." -Newman, 1850

Hastate

"Hastate.--Formed like the head of an ancient halbert." -Newman, 1850

"Spatulate.--Having the form of a spatula; a kind of knife, almost spoon-shaped, but flat." -Newman, 1850

Spatulate Leaf

"Spatulate.--Having the form of a spatula; a kind of knife, almost spoon-shaped, but flat." -Newman,…

"Tripinnate.--Triple rows of leaflets." -Newman, 1850

Tripinnate

"Tripinnate.--Triple rows of leaflets." -Newman, 1850

An acerose, or needle-shaped leaf.

Acerose Leaf

An acerose, or needle-shaped leaf.

A hastate leaf that is triangular in shape with basal lobes.

Hastate Leaf

A hastate leaf that is triangular in shape with basal lobes.

"Fascicles.--When leaves or flowers grow more than two together they are said to be fasciculated, or in fascicles." -Newman, 1850

Fascicles

"Fascicles.--When leaves or flowers grow more than two together they are said to be fasciculated, or…

A decorative divider with leaves and birds.

Leaf Divider

A decorative divider with leaves and birds.

A decorative divider with leaves and birds.

Bird Divider

A decorative divider with leaves and birds.

Of the Parsley family (Umbelliferae), the Maryland black snakeroot (Sanicula marilandica).

Maryland Black Snakeroot

Of the Parsley family (Umbelliferae), the Maryland black snakeroot (Sanicula marilandica).

Of the Pyrola family (Pyrolaceae), the leaf of Pyrola chlorantha.

Pyrola Chlorantha Leaf

Of the Pyrola family (Pyrolaceae), the leaf of Pyrola chlorantha.