Also known as Polygonum sachalinense. It is native to northeastern Asia and northern Japan. The flowers are a greenish-yellow color, with long-pointed ovate leaves.

Giant Knotweed

Also known as Polygonum sachalinense. It is native to northeastern Asia and northern Japan. The flowers…

A tall yellow flower that is grown in the Andean region. The tubers of this plant are edible.

Polumnia Edulis

A tall yellow flower that is grown in the Andean region. The tubers of this plant are edible.

A large plant with whitish-green fronds reaching up to a foot in height.

Polypodium Angustatum

A large plant with whitish-green fronds reaching up to a foot in height.

Also known as Pontederia cordata. A blue plant with numerous spikes of blue flowers. It generally is found growing in shallow waters.

Pickerelweed

Also known as Pontederia cordata. A blue plant with numerous spikes of blue flowers. It generally is…

Also known as Portulaca grandiflora. A small flower, fast-growing flower that can grow up to 30 centimeters tall. It is commonly used as an ornamental plant.

Moss-Rose

Also known as Portulaca grandiflora. A small flower, fast-growing flower that can grow up to 30 centimeters…

A white fragrant flower, with a spreading star-shaped limb.

Posoqueria Multriflora

A white fragrant flower, with a spreading star-shaped limb.

A popular fern with variagated fronds that are straw-colored. It thrives on acidic soil.

Pteris Cretica Albolineata

A popular fern with variagated fronds that are straw-colored. It thrives on acidic soil.

A slightly-toothed fern with fronds ranging between 1 foot and 2 feet in length. It is a long and slender plant, commonly found in tropical America.

Pteris Denticulata

A slightly-toothed fern with fronds ranging between 1 foot and 2 feet in length. It is a long and slender…

A large-fronded fern with straw-colored leaves. It is commonly found in tropical America.

Pteris Grandifolia

A large-fronded fern with straw-colored leaves. It is commonly found in tropical America.

An arrow-fronded fern with blackish, long leaves. They are common between Venezuela and Brazil.

Pteris Sagittifolia

An arrow-fronded fern with blackish, long leaves. They are common between Venezuela and Brazil.

A shrub that is native to Europe, northwest Africa, and western Asia. It reaches up to 13 feet in height, and is covered in small oval leaves and yellow flowers. The fruit produced on this shrub is sour, but edible, and rich in Vitamin C.

Berberis Vulgaris

A shrub that is native to Europe, northwest Africa, and western Asia. It reaches up to 13 feet in height,…

A blue flower with calyx longer than the tube of the corolla. They typically bloom in April and May, and are found in Europe and Siberia.

Pulmonaria Mollis

A blue flower with calyx longer than the tube of the corolla. They typically bloom in April and May,…

A pink flower that typically blooms in the Spring. The plant has been used for centuries as a medicinal herb, and the leaves are commonly eaten by caterpillars. They reach up to 1 foot in height.

Pulmonaris Officinalis

A pink flower that typically blooms in the Spring. The plant has been used for centuries as a medicinal…

A pink flower that typically blooms in June. The elliptical leaves are dark green, with silver specks that give it a marbled appearance. They are usually found in Europe.

Pulmonaria Saccharata

A pink flower that typically blooms in June. The elliptical leaves are dark green, with silver specks…

Also known as Punica granatum. The fruits are red and have the ability to grow through droughts. They tend to bloom between June and September, and grow up to 15 feet and 30 feet.

Pomegranate

Also known as Punica granatum. The fruits are red and have the ability to grow through droughts. They…

A white flower with stripes of blue down the center. It typically blooms in the Spring, and is found in Asia and the Middle East. The leaves grow in twos, and are strap-like.

Puschkinia Scilloides

A white flower with stripes of blue down the center. It typically blooms in the Spring, and is found…

A shrubby flower with white petals. It can grow up to 3 feet, and is native to the Canary Islands.

Pyrethrum Frutescens

A shrubby flower with white petals. It can grow up to 3 feet, and is native to the Canary Islands.

A plant with solitary pink flowers, with yellow disks. They generally reach up to 2 feet in height, and is largely used in the manufacture of insect powders.

Pyrethrum Roseum Flore-Pleno

A plant with solitary pink flowers, with yellow disks. They generally reach up to 2 feet in height,…

A depiction of the upper portion of the Pyrethrum roseum.

Pyrethrum Roseum

A depiction of the upper portion of the Pyrethrum roseum.

A free-flowering tree that grows beautiful red flowers. They are commonly found in Japan, and tend to bloom in May.

Pyrus Floribunda

A free-flowering tree that grows beautiful red flowers. They are commonly found in Japan, and tend to…

A tree which produces dark red flowers and fragrant green leaves. The leaves are oval and serrated. They are native to Japan.

Pyrus Japonica

A tree which produces dark red flowers and fragrant green leaves. The leaves are oval and serrated.…

A plant which grows peculiar white fruits.

Pyrus Leucocarpa

A plant which grows peculiar white fruits.

A bright red flower with golden-yellow acidic fruits. They are commonly found in Japan.

Pyrus Maulei

A bright red flower with golden-yellow acidic fruits. They are commonly found in Japan.

A plant which produces white or faintly pink flowers, with very small leaves and lobed leaves. They are common in Japan and bloom in May.

Pyrus Toringo

A plant which produces white or faintly pink flowers, with very small leaves and lobed leaves. They…

Also known as Quercus cerris. A greenish-white tree with a dark gray bark. The flower produced is a cylindrical cluster of yellow flowers, which are usually wind-pollinated. The fruit is a large acorn, which is bicoloured with an orange bottom half grading to a green-brown tip.

Turkey Oak

Also known as Quercus cerris. A greenish-white tree with a dark gray bark. The flower produced is a…

Also known as Quisqualis indica. A vine with red flower clusters that can grow between 2.5 meters and 8 meters. It is commonly found in Asia.

Chinese Honeysuckle

Also known as Quisqualis indica. A vine with red flower clusters that can grow between 2.5 meters and…

Also known as Campanula rapunculus. "A hardy biennial, cultivated for the use of its fleshy roots in salads, either boiled or in a raw state, generally the latter; the leaves are also used in winter salads."—Nicholson, 1884

Rampion

Also known as Campanula rapunculus. "A hardy biennial, cultivated for the use of its fleshy roots in…

A large genus of about 600 species of plants, including buttercups and spearworts. They are mostly bright yellow or white, with a yellow center.

Garden Ranunculus

A large genus of about 600 species of plants, including buttercups and spearworts. They are mostly bright…

A plant which produces numerous flowers with oblong white petals. The leaves and stems are slightly hairy. They are commonly found in central and southern Europe.

Ranunculus Aconitifolius

A plant which produces numerous flowers with oblong white petals. The leaves and stems are slightly…

A perennial flower with white petals and green foliage. They tend to bloom in April and May, and are found in the Western Alps.

Ranunculus Amplexicaulis

A perennial flower with white petals and green foliage. They tend to bloom in April and May, and are…

Also known as Ranunculus asiaticus. A herbaceous perennial plant with red or pink flowers. The stems are simple and branched at the base. They generally bloom in May and June.

Persian Buttercup

Also known as Ranunculus asiaticus. A herbaceous perennial plant with red or pink flowers. The stems…

A plant with bright yellow flowers and short stems. They tend to bloom between March and May in Europe.

Ranunculus Ficaria

A plant with bright yellow flowers and short stems. They tend to bloom between March and May in Europe.

A plant which produces flowers with 7 to 8 white petals. The stamens are very numerous. They bloom between February and April, and are found in Central America.

Rhipsalis Funalis

A plant which produces flowers with 7 to 8 white petals. The stamens are very numerous. They bloom between…

An evergreen shrub with bright red flowers. It usually reaches between 20 and 25 feet, and is commonly found in Thailand, Nepal, and India.

Rhododendron Arboreum

An evergreen shrub with bright red flowers. It usually reaches between 20 and 25 feet, and is commonly…

A dense shrub with evergreen leaves and purple flowers, and is used as an ornamental plant. Honey produced with the pollen of the flowers of this plant have been known to be poisonous to human consumption. It is commonly found in Asia.

Rhododendron Ponticum

A dense shrub with evergreen leaves and purple flowers, and is used as an ornamental plant. Honey produced…

A pink flower with corolla white tubes. It is a hybrid greenhouse Rhododendron.

Rhododendron Taylori

A pink flower with corolla white tubes. It is a hybrid greenhouse Rhododendron.

A greenish-red plant with laciniate-cut leaves. In the spring, edible crimson berries are produced and remain throughout the winter.

Rhus Glabra Laciniata

A greenish-red plant with laciniate-cut leaves. In the spring, edible crimson berries are produced and…

Also known as Richardia africana. A large, white flower with a rolled round at the edge.

Arum Lily

Also known as Richardia africana. A large, white flower with a rolled round at the edge.

A dwarf form of the Rosa centifolia, having small flowers and leaves. The flowers are rose-purple with ovate, serrated leaves and scattered prickles.

Rosa Centifolia Pomponia

A dwarf form of the Rosa centifolia, having small flowers and leaves. The flowers are rose-purple with…

A variable flower with red petals and leathery, ovate leaves. The prickles are unequally distributed, and it commonly reaches between 2 ft and 3 ft.

Rosa Gallica

A variable flower with red petals and leathery, ovate leaves. The prickles are unequally distributed,…

Also known as Rosa multiflora. It is a shrub which grows small corymbs of flowers. It is native to eastern Asia and is considered an invasive species.

Multiflora Rose

Also known as Rosa multiflora. It is a shrub which grows small corymbs of flowers. It is native to eastern…

Also known as Rudbeckia pinnata. The flowers have drooping yellow petals and can grow up to 5 ft in height. The leaves are a dull green and thin with toothed edges.

Grey-Headed Coneflower

Also known as Rudbeckia pinnata. The flowers have drooping yellow petals and can grow up to 5 ft in…

Also known as Rudbeckia purpurea and Echinacea purpurea. A flower with lavender drooping petals surrounding a brownish central disk.

Purple Coneflower

Also known as Rudbeckia purpurea and Echinacea purpurea. A flower with lavender drooping petals surrounding…

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…

A flowery divider.

Floral Divider

A flowery divider.

A floral middle divider.

Floral Divider

A floral middle divider.

A floral border.

Floral Divider

A floral border.

A flowery divider

Floral Divider

A flowery divider

A floral divider.

Floral Divider

A floral divider.

An ornate border.

Ornate Border

An ornate border.

A border that resembles a chain.

Chain Border

A border that resembles a chain.

A floral divider.

Floral Divider

A floral divider.

A flower pot.

Flower Pot

A flower pot.

"[Pot covers] will hide the pot and give it a very neat appearance, without inerfering with the side drainage in any way."—Heinrich, 1887

Pot Cover

"[Pot covers] will hide the pot and give it a very neat appearance, without inerfering with the side…

A window shelf for holding plants. They can be used either indoors or outdoors.

Window Shelf

A window shelf for holding plants. They can be used either indoors or outdoors.

"Flower-pot Brackets are exceedingly ornamental for the window. They are generally very strongly made of iron, being capable of holding double the weight that can be put upon them, and they are very tastefully bronzed."—Heinrich, 1887

Plain Pot Bracket

"Flower-pot Brackets are exceedingly ornamental for the window. They are generally very strongly made…

A fancier type of pot bracket.

Ornamented Pot Bracket

A fancier type of pot bracket.

A decorative flower pot bracket with arms.

Bracket with Arms

A decorative flower pot bracket with arms.

A decorative pot used for holding plants.

Jardiniere

A decorative pot used for holding plants.

Potting a plant in as small a pot as possible without crushing the roots, and then buying the pot in the garden up to the rim. This is helpful for preserving the life of a plant during the winter.

Plunging a Pot

Potting a plant in as small a pot as possible without crushing the roots, and then buying the pot in…