574 illustrations of flowers and shrubs including: acacia, acanthus, adder's tongue, agave, alfalfa, alisma, allspice, aloe, anacharis, aristolochia, arnica, arrowhead, arrowroot, artichoke, asparagus, aster, azalea, and azolla

The common names of <I>Arnica montana</I> are mountain tobacco and mountain snuff. The plant is a foot high with a sparsely hairy stem. The leaves are oblong and taper to a point.

Arnica Montana

The common names of Arnica montana are mountain tobacco and mountain snuff. The plant is a foot high…

The common name of arnica montana is Mountain Tobacco. The flower heads are yellow with three or four growing together.

Habit and Flower-Head of Arnica Montana

The common name of arnica montana is Mountain Tobacco. The flower heads are yellow with three or four…

"Arnotto-extremely common in Jamaica and other parts of the West Indies, and has been introduced into tropical regions of the old world."-Whitney, 1902

Arnotto

"Arnotto-extremely common in Jamaica and other parts of the West Indies, and has been introduced into…

<I>Arpophyllum spicatum</I> has stems that grow up to eight inches tall. The flowers are numerous and grow a half inch across. The flowers are rose-purple with a bright purple lip.

Arpophyllum Spicatum

Arpophyllum spicatum has stems that grow up to eight inches tall. The flowers are numerous and grow…

"A plant of the natural order Umbelliefrae, a native of the elevated table-lands in the neighborhood of Santa Fe de Bogota and Caracas, and of regions of similar climate in other parts of Tropical America. It is much cultivated in its native country for its roots, which are used as an esculent. The root divides into a number of parts, which resemble cows' horns or large carrots. When boiled, they are firm and tender, with a flavor not so strong as that of a parsnip." &mdash; Chambers' Encyclopedia, 1875

Arracacha

"A plant of the natural order Umbelliefrae, a native of the elevated table-lands in the neighborhood…

"Arrow-root (M. arundinacea). a, tubers; b, leaf and flowers; c, stamen and style." &mdash; Chambers' Encyclopedia, 1875

Arrow-root

"Arrow-root (M. arundinacea). a, tubers; b, leaf and flowers; c, stamen and style." — Chambers'…

An aquatic plant of the Sagittaria genus.

Arrowhead

An aquatic plant of the Sagittaria genus.

A leaf of arrowhead (<em>Sagittaria</em>), a member of the water-plantain family, growing abundantly in swamps.

Arrowhead

A leaf of arrowhead (Sagittaria), a member of the water-plantain family, growing abundantly…

Also known as Sagittaria sagittifolia. It is a flowering plant that is native to the wetlands of Europe and Asia. The leaves are arrow-shaped and the flowers generally have three white petals with numerous purple stamens.

Arrowhead

Also known as Sagittaria sagittifolia. It is a flowering plant that is native to the wetlands of Europe…

Of the arrowhead family (Sagittaria), the bulltongue arrowhead (Sagittaria lancifolia).

Bulltongue Arrowhead

Of the arrowhead family (Sagittaria), the bulltongue arrowhead (Sagittaria lancifolia).

Of the arrowhead family (Sagittaria), the delta arrowhead (Sagittaria platyphylla).

Delta Arrowhead

Of the arrowhead family (Sagittaria), the delta arrowhead (Sagittaria platyphylla).

Of the arrowhead family (Sagittaria), the grassy arrowhead (Sagittaria graminea).

Grassy Arrowhead

Of the arrowhead family (Sagittaria), the grassy arrowhead (Sagittaria graminea).

Of the arrowhead family (Sagittaria), the narrow-leaved arrowhead (Sagittaria subulata).

Narrow-Leaved Arrowhead

Of the arrowhead family (Sagittaria), the narrow-leaved arrowhead (Sagittaria subulata).

Of the arrowhead family (Sagittaria), Sagittaria ambigua.

Sagittaria ambigua

Of the arrowhead family (Sagittaria), Sagittaria ambigua.

Of the arrowhead family (Sagittaria), Sagittaria arifolia.

Sagittaria arifolia

Of the arrowhead family (Sagittaria), Sagittaria arifolia.

Of the arrowhead family (Sagittaria), Sagittaria brevirostra.

Sagittaria brevirostra

Of the arrowhead family (Sagittaria), Sagittaria brevirostra.

Of the arrowhead family (Sagittaria), Sagittaria heterophylla.

Sagittaria heterophylla

Of the arrowhead family (Sagittaria), Sagittaria heterophylla.

Of the arrowhead family (Sagittaria), the slender arrowhead (Sagittaria teres).

Slender Arrowhead

Of the arrowhead family (Sagittaria), the slender arrowhead (Sagittaria teres).

The narrow-leaved arrowhead.

Arrowheads

The narrow-leaved arrowhead.

The name, Arrowroot, comes from a starch derived chiefly from the roots and grains of several plants and used as an article of food.

Arrowroot

The name, Arrowroot, comes from a starch derived chiefly from the roots and grains of several plants…

A plant whose starchy compounds for treating poison arrow wounds

Arrowroot

A plant whose starchy compounds for treating poison arrow wounds

Arrowroot, or obedience plant (Maranta arundinacea), is a large perennial herb of genus Maranta found in rainforest habitats. Arrowroot is also the name of the edible starch from the rhizomes (rootstock) of West Indian arrowroot.

Arrowroot

Arrowroot, or obedience plant (Maranta arundinacea), is a large perennial herb of genus Maranta found…

The plant that produces an edible starch used primarily in cooking.

Arrowroot

The plant that produces an edible starch used primarily in cooking.

The arrowroot plant, an edible starch.

Arrowroot

The arrowroot plant, an edible starch.

"Arrowroot-Plant (Maranta arundinacea). a, a, rhizomes."-Whitney, 1902

Arrowroot-Plant

"Arrowroot-Plant (Maranta arundinacea). a, a, rhizomes."-Whitney, 1902

The flower of Arrudea clusioides from the family Clusiaceae.

Arrudea

The flower of Arrudea clusioides from the family Clusiaceae.

<I>Artabotrys uncinatus</I> is a climbing shrub with branches at a wide angle. The leaves are oblong and taper to a point. The flowers have six petals and are brownish red.

Artabotrys Uncinatus

Artabotrys uncinatus is a climbing shrub with branches at a wide angle. The leaves are oblong and taper…

<I>Artemisia lactiflora</I> is a white flowered form of mugwort. It is a beautiful plant with fragrant foliage.

Artemisia Lactiflora

Artemisia lactiflora is a white flowered form of mugwort. It is a beautiful plant with fragrant foliage.

The common name of <I>Artemisia pontica</I> is Roman wormwood. The plant is shrubby and erect, growing between one and four feet tall. The flower heads are small and whitish yellow.

Artemisia Pontica

The common name of Artemisia pontica is Roman wormwood. The plant is shrubby and erect, growing between…

The common names of <I>Artemisia stelleriana</I> are old woman, dusty miller, and beach wormwood. The plant grows two feet tall and has a woody, creeping base.

Artemisia Stelleriana

The common names of Artemisia stelleriana are old woman, dusty miller, and beach wormwood. The plant…

The common name of <I>Artemisia vulgaris</I> is mugwort. The leaves are white and cottony beneath but green above. There are many oblong, yellow flower heads.

Artemisia Vulgaris

The common name of Artemisia vulgaris is mugwort. The leaves are white and cottony beneath but green…

"Artichoke (Cynara Scolymus). a, top of plant; b, flowering head."-Whitney, 1902

Artichoke

"Artichoke (Cynara Scolymus). a, top of plant; b, flowering head."-Whitney, 1902

Tubers of Helianthus tuberosus, called "artichoke."

Artichoke

Tubers of Helianthus tuberosus, called "artichoke."

Globe artichokes is grown for its edible flower heads. It is a strong, thistle-like plant.

Globe Artichoke

Globe artichokes is grown for its edible flower heads. It is a strong, thistle-like plant.

Of the Composite family (Compositae), the Jerusalem artichoke (Helianthus tuberosus).

Jerusalem Artichoke

Of the Composite family (Compositae), the Jerusalem artichoke (Helianthus tuberosus).

A species of sunflower cultivated for its tuber, which is used as a root vegetable.

Jerusalem Artichoke

A species of sunflower cultivated for its tuber, which is used as a root vegetable.

Arum Dracunculus, sometimes known as the Dragon Arum, has a large purple spathe. This variety of arum grows in the south of Europe.

Arum Dracunculus

Arum Dracunculus, sometimes known as the Dragon Arum, has a large purple spathe. This variety of arum…

Arum maculatum: "A single fruit divided vertically, so as to show the seeds in situ. A perpendicular section of one of the seeds." -Lindley, 1853

Wild Arum Fruit and Seed

Arum maculatum: "A single fruit divided vertically, so as to show the seeds in situ. A perpendicular…

<I>Arum italicum</I> is larger than the maculatum variety. The leaves are triangular and light veined. The flower is yellowish or white.

Arum Italicum

Arum italicum is larger than the maculatum variety. The leaves are triangular and light veined. The…

"Arum maculatum. a, leaves and root; b, spathe, with base of spadix exposed; c, fruit." &mdash; Chambers' Encyclopedia, 1875

Arum Maculatum

"Arum maculatum. a, leaves and root; b, spathe, with base of spadix exposed; c, fruit." — Chambers'…

The arum maculatum is known as Lords and Ladies and Cuckoo Pint. The inside of the flower is spotted with purple. The spadix is also purple.

Arum Maculatum

The arum maculatum is known as Lords and Ladies and Cuckoo Pint. The inside of the flower is spotted…

The common names of <I>Arum maculatum</I> are lords-and-ladies, cuckoo-pint, and wake robin. The plant usually grows about one foot tall. The leaves are black spotted and triangular.

Arum Maculatum

The common names of Arum maculatum are lords-and-ladies, cuckoo-pint, and wake robin. The plant usually…

Of the Arum family, the sweet flag or Acorus calamus.

A. Calamus

Of the Arum family, the sweet flag or Acorus calamus.

Two plants of the Arum family: left, dragon arum (Arisaema dracontium); right, Jack-in-the-pulpit (Arisaema triphyllum.

A. Dracontium and A. Triphyllum

Two plants of the Arum family: left, dragon arum (Arisaema dracontium); right, Jack-in-the-pulpit (Arisaema…

Two plants of the Arum family: left, arrow arum (Peltandra virginica); right, water arum (Calla palustris).

P. Virginica and C. Palustris

Two plants of the Arum family: left, arrow arum (Peltandra virginica); right, water arum (Calla palustris).

Of the Arum family, the skunk cabbage or Symplocarpus foetidus.

S. Foetidus

Of the Arum family, the skunk cabbage or Symplocarpus foetidus.

"1. Spathe of Arum maculatum; 2. its spadix loaded with flowers; 3. an anther; 4. a transverse section of an ovary; 5. a cluster of ripe fruits; 6. a seed; 7. a section of the same, showing the embryo." -Lindley, 1853

Wild Arum

"1. Spathe of Arum maculatum; 2. its spadix loaded with flowers; 3. an anther; 4. a transverse section…

Arum maculatum or the wild arum is a woodland plant of the Araceae family.

Wild Arum

Arum maculatum or the wild arum is a woodland plant of the Araceae family.

Plants not woody.

Arundinaria

Plants not woody.

A flower that grows in the winter and spring. It is pale yellow and lined with purple.

Placea Arzæ

A flower that grows in the winter and spring. It is pale yellow and lined with purple.

"A plant of the natural order Aristolochiaceae, a native of Europe, growing in woods; rare, and perhaps not truly indigenous, in Britain. The whole plant has acrid properties; the roots and leaves are aromatic, purgative, and emetic. b, detached anther; c, style." &mdash; Chambers' Encyclopedia, 1875

Asarabacca

"A plant of the natural order Aristolochiaceae, a native of Europe, growing in woods; rare, and perhaps…

"Asarum Europ&aelig;um, formerly used as a purgative and an emetic."-Whitney, 1902

Asarum

"Asarum Europæum, formerly used as a purgative and an emetic."-Whitney, 1902

The flowers of asarum caudatum are brownish-red. The calyx narrows down into a tail form. The leaves are heart shaped.

Asarum Caudatum

The flowers of asarum caudatum are brownish-red. The calyx narrows down into a tail form. The leaves…

"Ascidium of a Plant. Leaf of pitcher-plant (Nepenthes) with a winged petiole and terminating in an operculate pitcher."-Whitney, 1902

Ascidium

"Ascidium of a Plant. Leaf of pitcher-plant (Nepenthes) with a winged petiole and terminating in an…

Pictured are flowers of the orders asclepiadaceae, convolvulaceae, polemoniaceae, and hydrophyllaceae. The flowers of these orders that are illustrated are (1) asclepias, (2) convolvulus, (3) phlox, (4) polemonium, (5) hydrophyllum, and (6) phacelia.

Orders of Asclepiadaceae, Convolvulaceae, Polemoniaceae, and Hydrophyllaceae

Pictured are flowers of the orders asclepiadaceae, convolvulaceae, polemoniaceae, and hydrophyllaceae.…

Asclepias is commonly known as swallow-wort. The tuberosa variety has bright orange, showy flowers. The flowers have scattered, oblong, hairy leaves.

Flowering Branch of Asclepias Tuberosa

Asclepias is commonly known as swallow-wort. The tuberosa variety has bright orange, showy flowers.…

The common name of <I>Asclepias tuberosa</I> is butterfly weed. It is also known as pleurisy root. The plant grows two to three feet tall. The leaves alternate and the roots are long and horizontal.

Asclepias Tuberosa

The common name of Asclepias tuberosa is butterfly weed. It is also known as pleurisy root. The plant…

The common name of <I>Ascyrum hypericoides</I> is St. Andrew's cross. The plant is branchy and grows a foot or less tall. The flowers are bright yellow.

Ascyrum Hypericoides

The common name of Ascyrum hypericoides is St. Andrew's cross. The plant is branchy and grows a foot…

A plant belonging to the torenia genus, a common greenhouse plant.

Torenia Asiatica

A plant belonging to the torenia genus, a common greenhouse plant.

The three outer petals of asimina triloba are a pale purplish color. The three inner petals are smaller, purplish on the outside with a yellow center.This shrub can grow up to ten feet tall.

Flowering Branch of Asimina Triloba

The three outer petals of asimina triloba are a pale purplish color. The three inner petals are smaller,…