Alyssum Saxatile, commonly known as Rock Madwort, has yellow flowers in close, convex clusters. The leaves are narrow and covered with soft hairs.

Alyssum Saxatile Flowers

Alyssum Saxatile, commonly known as Rock Madwort, has yellow flowers in close, convex clusters. The…

Amaranthus Caudatus is commonly known as Love Lies Bleeding. The flower is a dark purplish color which hang in drooping spikes. There is another variety which has a yellowish flower.

Flower Spike of Amaranthus Caudatus

Amaranthus Caudatus is commonly known as Love Lies Bleeding. The flower is a dark purplish color which…

The Amaranthus Hypochondriacus is commonly known as Prince's Feather. The flowers are deep crimson and are on densely compacted spikes. The underside of the leaves are purplish in color.

Amaranthus Hypochondriacus

The Amaranthus Hypochondriacus is commonly known as Prince's Feather. The flowers are deep crimson and…

Amaranthus tricolor is a purplish red color from the base to the middle of the leaf. The upper end of the leaf has a large spot of bright yellow.

Amaranthus Tricolor

Amaranthus tricolor is a purplish red color from the base to the middle of the leaf. The upper end of…

Amaryllis Belladona, or the Belladona Lily, does not produce the leaves and flowers together. The colors of the flower ranges from almost white to a reddish or purplish color.

Amaryllis Belladona Blub and Flower Spike

Amaryllis Belladona, or the Belladona Lily, does not produce the leaves and flowers together. The colors…

The flowers of amsonia salicifolia grow at the end of each stem in clusters. The flowers are a light blue color.

Habit and Flower of Amsonia Salicifolia

The flowers of amsonia salicifolia grow at the end of each stem in clusters. The flowers are a light…

The amygadalus communis is commonly known as the common almond. The flowers are white or rose colored.

Flowering Branch of Amygdalus Communis

The amygadalus communis is commonly known as the common almond. The flowers are white or rose colored.

The anagallis flower is commonly known as pimpernel. The linifolia variety has a large, brilliant blue flower.

Habit and Flowers of Anagallis Linifolia

The anagallis flower is commonly known as pimpernel. The linifolia variety has a large, brilliant blue…

Anastatica Hierochuntina is commonly known as Rose of Jericho. The flowers are small and white. The branches crowd in a globe shape.

Anastatic Hierochuntina Flower

Anastatica Hierochuntina is commonly known as Rose of Jericho. The flowers are small and white. The…

Anchusa capensis has blue flowers and a hairy stem. The leaves are linear and taper towards the base.

Anchusa Capensis Flower

Anchusa capensis has blue flowers and a hairy stem. The leaves are linear and taper towards the base.

The flowers of anchusa italica are bright blue or purple. The flowers grow in a compound arrangement along the axis of the stem.

Inflorescence of Anchusa Italica

The flowers of anchusa italica are bright blue or purple. The flowers grow in a compound arrangement…

The flowers of anchusa sempervirens are a rich blue and grow in short spikes at the leafy base. The leaves are placed lower on long stalks.

Anchusa Sempervirens Flowers

The flowers of anchusa sempervirens are a rich blue and grow in short spikes at the leafy base. The…

The flowers of androsace laggeri are pink and are supported at the base of the stem. These flowers grow in the Pyrennes mountain range.

Androsace Laggeri

The flowers of androsace laggeri are pink and are supported at the base of the stem. These flowers grow…

The flowers of androsace sarmentosa are a bright rose color with a white eye. The flowers grow in groups of ten to twenty on an erect stalk. These flowers grow in the Himalayan mountain range.

Androsace Sarmentosa Habit and Leaves

The flowers of androsace sarmentosa are a bright rose color with a white eye. The flowers grow in groups…

Anemone is known as Wind Flower. The Alpina Sulphurea variety has beautiful soft yellow flowers that are cup shaped.

Habit and Flower of Anemone Alpina Sulphurea

Anemone is known as Wind Flower. The Alpina Sulphurea variety has beautiful soft yellow flowers that…

Anemone Coronaria is known as Poppy Anemone. The flowers are found in various colors. The flower grows solitary on its stem. Poppy Anemone grows in south Europe.

Anemone Coronaria Flore-Pleno Flower

Anemone Coronaria is known as Poppy Anemone. The flowers are found in various colors. The flower grows…

Anemone Hepatica is commonly known as Common Hepatica. The flowers of common hepatica are usually blue. This flower grows in England.

Anemone Hepatica Flower

Anemone Hepatica is commonly known as Common Hepatica. The flowers of common hepatica are usually blue.…

The anemone fulgens flower is a dazzling scarlet color with a black central patch of stamens. This flower grows in Greece and southern Europe.

Anemone Fulgens Flower

The anemone fulgens flower is a dazzling scarlet color with a black central patch of stamens. This flower…

The color of the anemone japonica flower is a rosy, purplish-red. The stamen of the flower is a golden yellow color. This flower grows in Japan.

Flower and Leaf of Anemone Japonica

The color of the anemone japonica flower is a rosy, purplish-red. The stamen of the flower is a golden…

The anemone japonica alba flower is pure white. The large flowers grow between August and November.

Anemone Japonica Alba Flower

The anemone japonica alba flower is pure white. The large flowers grow between August and November.

The anemone narcissiflora flower is usually cream colored and is sometimes purplish on the outside. This flower grows in Europe and North America.

Habit and Flower of Anemone Narcissiflora

The anemone narcissiflora flower is usually cream colored and is sometimes purplish on the outside.…

Anemone Pulsatilla is commonly known as Pasque Flower. The flowers are generally violet and have a silky texture.

Anemone Pulsatilla Flower

Anemone Pulsatilla is commonly known as Pasque Flower. The flowers are generally violet and have a silky…

Anemone Sylvestris is more commonly known as Snowdrop Wildflower. The flowers are pure, satin white. The flowers droop slightly and are very fragrant.

Anemone Sylvestris Flower

Anemone Sylvestris is more commonly known as Snowdrop Wildflower. The flowers are pure, satin white.…

The flowers of anemone stellata come in several colors such as purple, rose red, or a whitish color. The roots of the plant are shaped like tubers. This flower grows in the south of Europe.

Anemone Stellata Flower

The flowers of anemone stellata come in several colors such as purple, rose red, or a whitish color.…

The anemone vernalis flower is whitish on the inside and violet on the outside. This flower blooms in April and grows in Europe.

Anemone Vernalis Flower

The anemone vernalis flower is whitish on the inside and violet on the outside. This flower blooms in…

The flower of anigozanthus flavisdus is a yellowish green color. There is also a scarlet and green flowered variety of this species. The leaves and stem are both smooth.

Anigozanthus Flavisdus Inflorerescence and Leaf

The flower of anigozanthus flavisdus is a yellowish green color. There is also a scarlet and green flowered…

The flowers of ancectochilus friderici-augusti are usually small and unattractive. The leaves are two and half inches long and one and a half inches broad. The leaves are a dark, velvety green with broad orange and green stripes down the center.

Ancectochilus Friderici-Augusti

The flowers of ancectochilus friderici-augusti are usually small and unattractive. The leaves are two…

The flowers of antennaria margaritacea are white and grow in clusters. Each head of flowers is encircled by dry, colored, chaffy scales.

Habit and Inflorescence of Antennaria Margaritacea

The flowers of antennaria margaritacea are white and grow in clusters. Each head of flowers is encircled…

Anthericum Liliastrum is commonly known as St. Bruno's Lily. The flowers are a transparent white with a green spot on the point of each bell-shaped segment.

Anthericum Liliastrum

Anthericum Liliastrum is commonly known as St. Bruno's Lily. The flowers are a transparent white with…

The anthurium andreanum flower grows on a long yellowish spike called a spadix. The outer portion, called a spathe, is red and leathery.

Anthurium Andreanum Flower

The anthurium andreanum flower grows on a long yellowish spike called a spadix. The outer portion, called…

Anthurium Crystallinum has large, heart shaped leaves. The leaves are a rich, velvety green and the principal veins are banded with a pure, crystal white. This flower grows in Colombia.

Anthurium Crystallinum

Anthurium Crystallinum has large, heart shaped leaves. The leaves are a rich, velvety green and the…

The flowers of anthurium scherzerianum rest on bright red stalks. The spadix, or the cluster of flowers on a spike, is bright orange. This variety of anthurium grows in Costa Rica.

Anthurium Scherzerianum Flower

The flowers of anthurium scherzerianum rest on bright red stalks. The spadix, or the cluster of flowers…

The flowers of anthurium scherzerianum are gigantic, about nine inches long and four inches broad. The flower is a brilliant scarlet color.

Anthurium Scherzerianum Maximum Flower

The flowers of anthurium scherzerianum are gigantic, about nine inches long and four inches broad. The…

The leaves of anthurium splendidum are heart shaped. The stem is short and thick. This plant grows in South America.

Anthurium Splendidum Flowers

The leaves of anthurium splendidum are heart shaped. The stem is short and thick. This plant grows in…

The petals of antirrhinum asarina was one and a half inches long. The petals are white, sometimes tinged with red. The tube of the flower has purple spots and yellow hair on the inside.

Habit and Flower of Antirrhinum Asarina

The petals of antirrhinum asarina was one and a half inches long. The petals are white, sometimes tinged…

Apios Tuberosa grows the edible tuber known as ground nut. The flowers are brownish-purple. The habit is very light and graceful.

Apios Tuberosa Habit and Flower

Apios Tuberosa grows the edible tuber known as ground nut. The flowers are brownish-purple. The habit…

Apocynum is more commonly known as Dog's Bane. The flowers of the androsaemifolium variety are pale red with dark stripes. The flowers are bell shaped.

Inflorescence of Apocynum Androsaemifolium

Apocynum is more commonly known as Dog's Bane. The flowers of the androsaemifolium variety are pale…

The apricot tree blooms during February, earlier than most fruit trees. Because apricot trees bloom early it is difficult to save the flowers from the destruction caused by spring winds and frosts.

Blossom of Apricot

The apricot tree blooms during February, earlier than most fruit trees. Because apricot trees bloom…

Aquilegia is known as Columbine.  The caerulea variety has several blue and white flowers on each stem. The flowers are usually tinited with lilac or red. This flower grows in the Rocky Mountains.

Aquilegia Caerulea Flowers

Aquilegia is known as Columbine. The caerulea variety has several blue and white flowers on each stem.…

The flowers of aquilegia canadensis are red mixed with yellow. The flowers are less than one inch in diameter. The flower grows between April and June.

Aquilegia Canadensis Habit and Flower

The flowers of aquilegia canadensis are red mixed with yellow. The flowers are less than one inch in…

The sepals, or outer part of the aquilegia glandulosa flower, are a bright lilac blue. The petals are white.

Aquilegia Glandulosa Flower

The sepals, or outer part of the aquilegia glandulosa flower, are a bright lilac blue. The petals are…

The flowers of aquilegia olympica are large and mauve blue. The petals are white and are much shorter than the sepals.

Aquilegia Olympica Habit and Flower

The flowers of aquilegia olympica are large and mauve blue. The petals are white and are much shorter…

The aquilegia sibirica flower is bright lilac with very blunt sepals. The limb of the petals are sometimes white. This flower grows in Siberia.

Aquilegia Sibirica Flore-Pleno Habit and Flower

The aquilegia sibirica flower is bright lilac with very blunt sepals. The limb of the petals are sometimes…

Arabis is commonly known as Wall Cress and Rock Cress. The alpina variety has white flowers. It grows from March to May.

Arabis Alpina Habit and Flowers

Arabis is commonly known as Wall Cress and Rock Cress. The alpina variety has white flowers. It grows…

The flowers of arabis arenosa, also known as wall cress and rock cress, are rose colored. They grow from April to July. They can be found in central Europe.

Habit and Flowers of Arabis Arenosa

The flowers of arabis arenosa, also known as wall cress and rock cress, are rose colored. They grow…

Arachis is commonly know as Ground or Earth Nut. Arachis Hypogaea is known as Monkey Nut. The flowers are yellow with five to seven growing together.

Leaf, Flower, and Clusters of Arachis Hypogaea

Arachis is commonly know as Ground or Earth Nut. Arachis Hypogaea is known as Monkey Nut. The flowers…

The aralia chinensis flower is white. The leaves have a leathery texture. This plant grows between five and six feet high.

Aralia Chinensis Flowers

The aralia chinensis flower is white. The leaves have a leathery texture. This plant grows between five…

The aralia racemosa flower is a greenish-white with spreading petals. This plant flowers in June.

Flower of Aralia Racemosa

The aralia racemosa flower is a greenish-white with spreading petals. This plant flowers in June.

The flowers of the ardisia crenulata are a reddish violet color. There are numerous, bright berries on the flowering branches. This tree grows between three and six feet tall.

Ardisia Crenulata Flowering Branch

The flowers of the ardisia crenulata are a reddish violet color. There are numerous, bright berries…

The argemone grandiflora has large, white flowers. The tips of the stamens are yellow. It does not flower until October.

Inflorescence of Argemone Grandiflora

The argemone grandiflora has large, white flowers. The tips of the stamens are yellow. It does not flower…

The Aristolochia shrub is commonly known as Birthwort. The sipho variety has yellowish-brown flowers. This shrub can grow up to thirty feet high.

Flowering Branch of Aristolochia Sipho

The Aristolochia shrub is commonly known as Birthwort. The sipho variety has yellowish-brown flowers.…

Arundo Donax is commonly known as Great Reed. The flowers on this reed are reddish and ultimately whitish. This reed is found in the south of Europe.

Arundo Donax

Arundo Donax is commonly known as Great Reed. The flowers on this reed are reddish and ultimately whitish.…

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…

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.…

Asperula is commonly known as Woodruff. The orientalis variety has sky blue flowers with one head per stem. This flower is adapted for bouquet making.

Asperula Orientalis Habit and Portion of Inflorescence

Asperula is commonly known as Woodruff. The orientalis variety has sky blue flowers with one head per…

Asphodelus is commonly known as Asphodel. The villarsii variety has white flowers. This flower grows between one and two feet in height.

Asphodelus Villarsii Habit and Flower

Asphodelus is commonly known as Asphodel. The villarsii variety has white flowers. This flower grows…

The flowers of aspidistra lurida are purple but very small in size and grow close to the ground. The leaves are long and evergreen.

Aspidistra Lurida

The flowers of aspidistra lurida are purple but very small in size and grow close to the ground. The…

Aster amellus bessarabicus has purple flower heads. It is considered to be the showiest of all the varieties of aster.

Aster Amellus Bessarabicus

Aster amellus bessarabicus has purple flower heads. It is considered to be the showiest of all the varieties…

The flower heads of aster corymbosus form convex clusters. The flowers are pale ellow with white florets. The stems are a brittle, blackish purple.

Aster Corymbosus

The flower heads of aster corymbosus form convex clusters. The flowers are pale ellow with white florets.…

Aster ericoides flowers are white. The flower clusters are ragged with small leaflets. This flower grows to be three feet tall.

Aster Ericoides

Aster ericoides flowers are white. The flower clusters are ragged with small leaflets. This flower grows…