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Gesnera refulgens flowers are a rich, deep red color. The flowers bloom in summer. The plant grows between one and one and a half feet tall.

Gesnera Refulgens

Gesnera refulgens flowers are a rich, deep red color. The flowers bloom in summer. The plant grows between…

Geum montanum flowers a yellow and erect. The leaves are softly hairy. The plant grows between six and twelve inches high.

Habit and Detached Single Flower of Geum Montanum

Geum montanum flowers a yellow and erect. The leaves are softly hairy. The plant grows between six and…

Gilia androsacea flowers are lilac, pink, or nearly white with a yellow or dark throat. The height of the plant is between nine and twelve inches.

Gilia Androsacea

Gilia androsacea flowers are lilac, pink, or nearly white with a yellow or dark throat. The height of…

Gillenia Trifoliata flowers range in color from red to white. The calyx becomes red after the petals fall The flowers bloom in June.

Habit and Detached Single Flower of Gillenia Trifoliata

Gillenia Trifoliata flowers range in color from red to white. The calyx becomes red after the petals…

The common name of gladiolus is corn flag. Gladiolus cardinalis flowers are scarlet with large white spots. The stem is three to four feet high.

Habit and Detached Single Flower of Gladiolus Cardinalis

The common name of gladiolus is corn flag. Gladiolus cardinalis flowers are scarlet with large white…

Gladiolus gandavensis flowers are a rich crimson marked with yellow. The flowers bloom in the summer. This plant is a hybrid between gladiolus psittacinus and gladiolus cardinalis.

Hybrids from Gladiolus Gandavensis

Gladiolus gandavensis flowers are a rich crimson marked with yellow. The flowers bloom in the summer.…

The corolla of gladiolus psittancinus flowers are greenish with purple streaks. The limb is a rich scarlet spotted with yellow. The spikes are more than one foot long with ten to twelve flowers.

Habit and Detached Single Flower of Gladiolus Psittacinus

The corolla of gladiolus psittancinus flowers are greenish with purple streaks. The limb is a rich scarlet…

Gloriosa superba flowers are deep orange and red. The flowers bloom in summer. The plant grows to be six feet tall.

Flowering Branch and Single Flower of Gloriosa Superba

Gloriosa superba flowers are deep orange and red. The flowers bloom in summer. The plant grows to be…

Gloxinia flowers originally were all drooping.

Drooping Flowered Gloxinia

Gloxinia flowers originally were all drooping.

Though gloxinia flowers were originally drooping there are now many erect varieties.

Erect Flowered Gloxinia

Though gloxinia flowers were originally drooping there are now many erect varieties.

Though gloxinia flowers were originally drooping there are now many erect varieties.

Erect Flowered Gloxinia

Though gloxinia flowers were originally drooping there are now many erect varieties.

Gloxinia gesneroides is a hybrid. It has fiery red flowers.

Gloxinia Gesneroides

Gloxinia gesneroides is a hybrid. It has fiery red flowers.

The common name of gomphrena is globe amaranth. The globosa variety blooms in july. The flowers are dark red. The plant is usually no taller than five inches.

Flowering Branch of Gomphrena Globosa

The common name of gomphrena is globe amaranth. The globosa variety blooms in july. The flowers are…

The flowers of gonocalyx pulcher are a deep bright red or white. The corolla is tube shaped. The leaves are round and bright green.

Gonocalyx Pulcher

The flowers of gonocalyx pulcher are a deep bright red or white. The corolla is tube shaped. The leaves…

The flowers of greigia sphacelata are rose colored and overlap each other. The flowers grow in dense heads. There are numerous erect, sword shaped leaves. The leaves are fringed with stiff spines.

Greigia Sphacelata

The flowers of greigia sphacelata are rose colored and overlap each other. The flowers grow in dense…

The flowers of grevillea robusta are orange. The leaves are smooth on top and hoary beneath. The shrub grows five feet tall.

Grevillea Robusta

The flowers of grevillea robusta are orange. The leaves are smooth on top and hoary beneath. The shrub…

The flowers of griffinia blumenavia are white streaked with pale rose. The umbel has six to eight flowers. The stem is six to eight inches high.

Griffinia Blumenavia

The flowers of griffinia blumenavia are white streaked with pale rose. The umbel has six to eight flowers.…

The flowers of griffinia hyacinthia have blue upper segments at the top and are white towards the base. The umbel has nine to ten flowers.

Griffinia Hyacinthia

The flowers of griffinia hyacinthia have blue upper segments at the top and are white towards the base.…

The flower heads of gundelia tourneforth are purple and large. The flowers grow in clusters at the end of the stems. The lobes and teeth of the leaves are very spiny.

Gundelia Tourneforth

The flower heads of gundelia tourneforth are purple and large. The flowers grow in clusters at the end…

The flowers of gunnera scabra are red, small, and numerous. The flowers grow on a large club shaped spike. The plant grows to be four feet tall.

Gunnera Scabra

The flowers of gunnera scabra are red, small, and numerous. The flowers grow on a large club shaped…

The common name of gynerium is pampas grass. Gynerium argenteum grass reaches between six and ten feet tall. The flowers on the grass bloom in autumn.

Gynerium Argenteum

The common name of gynerium is pampas grass. Gynerium argenteum grass reaches between six and ten feet…

The common name of habernaria bifolia chlorantha is butterfly orchis. The flower are white and are about half the length of the stem. The flowers bloom in June.

Flower of Habenaria Bifolia Chlorantha

The common name of habernaria bifolia chlorantha is butterfly orchis. The flower are white and are about…

The common name of halesia is silver bell or snowdrop tree. Halesia hispida flowers are white. The fruit are covered with stiff and dense hairs.

Flowering Branch and Detached Flowers of Halesia Hispida

The common name of halesia is silver bell or snowdrop tree. Halesia hispida flowers are white. The fruit…

The common name of hedychium is Indian Garden Flower. The gardneranium variety has large, yellow, fragrant flowers. The leaves are stem clasping and grow in two rows. The plant grows between three and five feet tall.

Habit and Detached Flower Spike of Hedychium Gardnerianum

The common name of hedychium is Indian Garden Flower. The gardneranium variety has large, yellow, fragrant…

The common name of helianthemum guttatum is sun rose. The guttatum variety has yellow flowers with red spots at the base of each petal. The shrub grows to be six inches tall.

Flowering Branch of Helianthemum Guttatum

The common name of helianthemum guttatum is sun rose. The guttatum variety has yellow flowers with red…

The helianthus decapetalus multiflorus sunflower has firm leaves and large heads. The common form has a dwarf habit with double flowers.

Flowering Branch of a Sunflower (Helianthus Decapetalus Multiflorus)

The helianthus decapetalus multiflorus sunflower has firm leaves and large heads. The common form has…

Helianthus orgyalis sunflowers have small, yellow heads. The flowers bloom in the autumn. The plant grows between six and ten feet tall.

Upper Portion of Stems and Detached Flower Head of a Sunflower (Helianthus Orgyalis)

Helianthus orgyalis sunflowers have small, yellow heads. The flowers bloom in the autumn. The plant…

Helichrysum foetidum is a variety of everlastings with light yellow flower heads. The flowers bloom June through September. The shrub grows two feet high.

Habit and Detached Single Flower Head of Everlastings (Helichrysum Foetidum)

Helichrysum foetidum is a variety of everlastings with light yellow flower heads. The flowers bloom…

The flowers of helicodiceros crinitus are a dark, purple brown color. The spathe is brown with a hairy inside.

Habit and Young Unopened Spathe of Helicodiceros Crinitus

The flowers of helicodiceros crinitus are a dark, purple brown color. The spathe is brown with a hairy…

The flowers have heliconia bicolor at white and tipped with a greenish color. The ovaries and spathes of the flower are scarlet. The leaves have a gracefully arching shape.

Habit and Separate Inflorescence of Heliconia Bicolor

The flowers have heliconia bicolor at white and tipped with a greenish color. The ovaries and spathes…

Heliconia bihai flowers are red or orange. The flowers bloom in July and August. The plant grows to be twelve feet tall.

Heliconia Bihai

Heliconia bihai flowers are red or orange. The flowers bloom in July and August. The plant grows to…

Heliophila pilosa incisa has blue flowers. The leaves are linear and divide in three parts at the point. The lobes are also linear.

Habit and Detached Single Flower or Heliophila Pilosa Incisa

Heliophila pilosa incisa has blue flowers. The leaves are linear and divide in three parts at the point.…

The flowers heads of helipterum humboldtianum are bright yellow. There are numerous flower heads growing in clusters at the end of the stems. The plant grows between one and two feet tall.

Habit and Detached Inflorescence of Helipterum Humboldtianum

The flowers heads of helipterum humboldtianum are bright yellow. There are numerous flower heads growing…

Helleborus caucasicus punctatus is a garden hybrid of hellebore. The flowers are pale green with rosy dotted sepals.

Habit and Detached Single Flower of Hellebore (Helleborus Caucausicus Punctatus)

Helleborus caucasicus punctatus is a garden hybrid of hellebore. The flowers are pale green with rosy…

Helleborus foetidus is commonly known as bear's foot. The flowers are green with brown edged sepals. The flowers are about one inch across. The entire plant is poisonus.

Fruit of Bear's Foot (Helleborus Foetidus)

Helleborus foetidus is commonly known as bear's foot. The flowers are green with brown edged sepals.…

Christmas rose is the common name of helleborus niger. The flowers are pure white. The flowers are about two to three inches across. The plant grows between six and eighteen inches tall.

Christmas Rose

Christmas rose is the common name of helleborus niger. The flowers are pure white. The flowers are about…

Helleborus niger altifolius is usually known as major, sometimes as maximus. The flowers are very large, about four inches across.

Helleborus Niger Altifolius

Helleborus niger altifolius is usually known as major, sometimes as maximus. The flowers are very large,…

Helleborus Olympicus flowers are a purplish color. The flowers bloom in spring. Each stem has two or three flowers. The plant grows two feet tall.

Habit and Fully and Partially Expanded Flowers of Helleborus Olympicus

Helleborus Olympicus flowers are a purplish color. The flowers bloom in spring. Each stem has two or…

Day lily is the common name of hemerocallis. The fulva variety has large flowers, about four inches wide. There are only a few flowers in each cluster. The flowers bloom in the summer.

Day Lily (Hemerocallis Fulva)

Day lily is the common name of hemerocallis. The fulva variety has large flowers, about four inches…

The common name of hemerocallis is day lily. The middendorfii variety has deep, golden yellow flowers. There are three to four flowers on each head at the end of the stem.

Habit and Detached Head of Flowers of Hemerocallis Middendorfii

The common name of hemerocallis is day lily. The middendorfii variety has deep, golden yellow flowers.…

The common names of heracleum are cow parsley and cow parsnip. The sibiricum variety has yellowish flowers. The flowers bloom in the summer. The plant grows between five and six feet tall.

Heracleum Sibiricum

The common names of heracleum are cow parsley and cow parsnip. The sibiricum variety has yellowish flowers.…

The common names of heracleum are cow parsley and cow parsnip. The sibiricum variety has yellowish flowers. The umbels are large.

Umbel of Heracleum Sibiricum

The common names of heracleum are cow parsley and cow parsnip. The sibiricum variety has yellowish flowers.…

The common name of heuchera is alum root. The glabra variety has small white flowers. The flowers bloom in summer. The plant grows to be one foot tall.

Heuchera Glabra

The common name of heuchera is alum root. The glabra variety has small white flowers. The flowers bloom…

Hibbertia perfoliata flowers are pale yellow. The flowers bloom in summer. The leaves are edged with minute, distant teeth.

Flowering Branch of Hibbertia Perfoliata

Hibbertia perfoliata flowers are pale yellow. The flowers bloom in summer. The leaves are edged with…

Hibiscus coccineus flowers are bright scarlet. The flowers bloom in July and August. The shrubs grow between four and eight feet tall. These shrubs are native to the marshy areas of Florida and Georgia.

Flowering Branch of Hibiscus Coccineus

Hibiscus coccineus flowers are bright scarlet. The flowers bloom in July and August. The shrubs grow…

Hibiscus rosa-sinensis flowers vary in color. The flowers are large and are single, semi, or wholly double. The flowers bloom in the summer. The shrub grows between ten and fifteen feet tall.

Flowering Branch of Hibiscus Rosa-Sinensis

Hibiscus rosa-sinensis flowers vary in color. The flowers are large and are single, semi, or wholly…

The flowers of hibiscus roseus are rose colored. The flowers are large and grow alone on the stems. The shrub grows to be three feet tall.

Flowering Branch of Hibiscus Roseus

The flowers of hibiscus roseus are rose colored. The flowers are large and grow alone on the stems.…

The flowers of hibiscus syriacus vary in color. The flowers are large and grow single or double on the stem. The flowers bloom in August. The shrub grows six feet tall.

Flowering Branch of Hibiscus Syriacus

The flowers of hibiscus syriacus vary in color. The flowers are large and grow single or double on the…

The common name of hibiscus trionum is bladder ketmia. The flowers are yellow with a purple center. The flowers bloom in summer. The shrub grows two feet tall.

Flowering Branch of Hibiscus Trionum

The common name of hibiscus trionum is bladder ketmia. The flowers are yellow with a purple center.…

Hippeastrums are native to tropical South America. The flowers range in color from red to white. Some flowers are also blended with a variety of colors.

Hybrid Hippeastrums

Hippeastrums are native to tropical South America. The flowers range in color from red to white. Some…

The flowers of holboellia latifolia are purple or greenish. The flowers are very fragrant. The flowers bloom in March. The shrub grows up to twenty feet tall.

Flowering Branch and Detached Female Flowers of Holboellia Latifolia

The flowers of holboellia latifolia are purple or greenish. The flowers are very fragrant. The flowers…

Hollyhock is an autumnal flower. Hollyhocks reach a height of eight or ten feet. The flowers grow three feet above the ground.

Flowering Stem of Hollyhock

Hollyhock is an autumnal flower. Hollyhocks reach a height of eight or ten feet. The flowers grow three…

The common name of hordeum jubatum is squirrel tail grass. The flowers on this grass bloom in June. The height of the grass is two feet.

Hordeum Jubatum

The common name of hordeum jubatum is squirrel tail grass. The flowers on this grass bloom in June.…

The common name of houstonia caerulea is bluets. The flowers are usually a light blue color but they are sometimes white. Each stem has one flower. The flowers bloom in the summer.

Houstonia Caerulea

The common name of houstonia caerulea is bluets. The flowers are usually a light blue color but they…

The common name of hoya carnosa is wax flower. The flowers are a pinkish white color. The flowers bloom in the summer.

Flowering Stem of Hoya Carnosa

The common name of hoya carnosa is wax flower. The flowers are a pinkish white color. The flowers bloom…

Humble bees sometimes damage beans and cultivated flowers. Some plants depend on the humble bee for fertilization, such as red clover.

Humble Bee

Humble bees sometimes damage beans and cultivated flowers. Some plants depend on the humble bee for…

The flower heads of humea elegans are brownish red, pink, or crimson. The flowers bloom July to October. The shrub grows between five and six feet tall.

Humea Elegans

The flower heads of humea elegans are brownish red, pink, or crimson. The flowers bloom July to October.…

The common name of humulus lupulus is hop or common hop. The flowers are greenish yellow. The flowers bloom in the summer. The heads of the fruit are used in brewing.

Portion of Female Inforlescence of Humulus Lupulus

The common name of humulus lupulus is hop or common hop. The flowers are greenish yellow. The flowers…

Common hyacinth is the common name of hyacinthus orientalis. The flowers are fragrant and clustered. The flowers bloom in spring.

Common Hyacinth

Common hyacinth is the common name of hyacinthus orientalis. The flowers are fragrant and clustered.…

The flowers of the double flowered garden hyacinth are small and rosette like. This variety is not cultivated as often as the single flowered variety.

Double Flowered Variety of the Garden Hyacinth

The flowers of the double flowered garden hyacinth are small and rosette like. This variety is not cultivated…