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Hornbeam Copperleaf

Acalypha
Form Form Form Form A. hispida grown in a greenhouse A. hispida grown in a greenhouse Form Form Leaves Leaves Leaves Leaves
6 Cultivars/Varieties

Hornbeam Three Seed Mercury

Acalypha
Form Form Form Form A. hispida grown in a greenhouse A. hispida grown in a greenhouse Form Form Leaves Leaves Leaves Leaves
6 Cultivars/Varieties

Horned Holly

Ilex cornuta 'Crimson Fire'
Ilex cornuta 'Crimson Fire' Ilex cornuta 'Crimson Fire' Ilex cornuta 'Crimson Fire' Ilex cornuta 'Crimson Fire' Ilex cornuta 'Crimson Fire' Ilex cornuta 'Crimson Fire' Ilex Cornuta Ilex Cornuta Ilex Cornuta Ilex Cornuta Ilex cornuta 'Crimson Fire' Ilex cornuta 'Crimson Fire'

Horned Holly

Ilex cornuta
Form Form with Ficus carica and Iris germanica in spring in Moore County with Ficus carica and Iris germanica in spring in Moore County Bark Bark Flowers Flowers Unripe fruits Unripe fruits Fruit Fruit
11 Cultivars/Varieties

Horned Maple

Acer diabolicum
Form Form Fall leaf color Fall leaf color Leaf detail Leaf detail Leaves and flowers Leaves and flowers Flowers Flowers Flowers Flowers

Horned Violet

Viola cornuta
purple violet flower with two narrow upper petals. purple violet flower with two narrow upper petals. purple violet flower with two narrow upper petals. purple violet flower with two narrow upper petals. purple violet flower with narrow nectar spur. purple violet flower with narrow nectar spur. Violet and yellow multicolored flower Violet and yellow multicolored flower Purple and yellow multicolored flower Purple and yellow multicolored flower Purple and yellow multicolored flowers Purple and yellow multicolored flowers
16 Cultivars/Varieties

Horn of Plenty

Datura metel
Datura metel Datura metel Datura metel Datura metel Datura metel Datura metel Datura metel Datura metel Datura metel Datura metel Datura metel Datura metel
5 Cultivars/Varieties

Horrid Thistle

Cirsium horridulum
Plant in bloom with pinkish flower Plant in bloom with pinkish flower Full Plant Full Plant several pink blooms if disc flowers several pink blooms if disc flowers Cream Colored Flower Cream Colored Flower Gold Colored Flower Gold Colored Flower cirsium horridulum cirsium horridulum

Horsebalm

Collinsonia canadensis
Form Form Flowers Flowers Close up of flower Close up of flower Leaf closeup Leaf closeup Underside of leaf Underside of leaf Fruit Fruit

Horse Bean

Vicia faba
Vicia faba Vicia faba Vicia faba Vicia faba Vicia faba Vicia faba Vicia faba Vicia faba Vicia faba Vicia faba Vicia faba Vicia faba

Horsebrier

Smilax rotundifolia
Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia

Horse Brier

Smilax rotundifolia
Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia Smilax rotundifolia

Horsechestnut

Aesculus hippocastanum
Aesculus hippocastanum full Aesculus hippocastanum full emerging leaves and male flower emerging leaves and male flower Aesculus hippocastanum flowers, multiple Aesculus hippocastanum flowers, multiple Fruit Fruit Aesculus hippocastanum leaves Aesculus hippocastanum leaves Leaf Leaf
2 Cultivars/Varieties

Horse Chestnut

Aesculus glabra
Palmately compound leaves. Palmately compound leaves. Aesculus glabra form. Aesculus glabra form. Fruit, capsule. Fruit, capsule. Flowers Flowers Fruit open with 2 nuts inside. Fruit open with 2 nuts inside. Bark Bark

Horseflyweed

Baptisia tinctoria
fine foliage and small yellow pea-shaped flowers. fine foliage and small yellow pea-shaped flowers. rounded subshrub with fine foliage and 100s of yellow flowers. rounded subshrub with fine foliage and 100s of yellow flowers. Baptisia tinctoria Baptisia tinctoria Baptisia tinctoria Baptisia tinctoria Baptisia tinctoria Baptisia tinctoria Baptisia tinctoria Baptisia tinctoria

Horsehead Philodendron

Philodendron bipinnatifidum
Houseplant view Houseplant view Thaumatophyllum bipinnatifidum Thaumatophyllum bipinnatifidum Form Form foliage foliage Leaf blade Leaf blade Leaves Leaves

Horseherb

Calyptocarpus vialis
Calyptocarpus vialis Calyptocarpus vialis Calyptocarpus vialis Calyptocarpus vialis Calyptocarpus vialis Calyptocarpus vialis Calyptocarpus vialis Calyptocarpus vialis Calyptocarpus vialis Calyptocarpus vialis Form Form

Horsemint

Monarda didyma
Erect leafy shoots with terminal clusters of deep pink flowers. Erect leafy shoots with terminal clusters of deep pink flowers. plant with Lantana camara 'Miss Huff' in summer in Moore County plant with Lantana camara 'Miss Huff' in summer in Moore County Erect leafy shoots with terminal clusters of scarlet flowers. Erect leafy shoots with terminal clusters of scarlet flowers. Erect leafy shoots with terminal clusters of red flowers. Erect leafy shoots with terminal clusters of red flowers. Emerging growth with opposite decussate leaves. Emerging growth with opposite decussate leaves. Erect leafy shoots with terminal clusters of deep pink flowers. Erect leafy shoots with terminal clusters of deep pink flowers.
3 Cultivars/Varieties

Horsemint

Monarda punctata
pink bracts subtending whorls of densely packed buds. pink bracts subtending whorls of densely packed buds. Inflorescences of pink bracts subtending pale yellow flowers. Inflorescences of pink bracts subtending pale yellow flowers. pink bracts subtending pale yellow, violet-speckled flowers. pink bracts subtending pale yellow, violet-speckled flowers. pink bracts subtending pale yellow, violet-speckled flowers. pink bracts subtending pale yellow, violet-speckled flowers. Close-up on yellow, 2-lipped flowers with violet spots. Close-up on yellow, 2-lipped flowers with violet spots. Butterfly on flowers borne in whorls on vertical stems. Butterfly on flowers borne in whorls on vertical stems.

Horsemint

Monarda media
A wild stand of erect plants with clusters of pink flowers. A wild stand of erect plants with clusters of pink flowers. Cluster of pink, tubular, 2-lipped flowers. Cluster of pink, tubular, 2-lipped flowers. Cluster of pink, tubular, 2-lipped flowers. Cluster of pink, tubular, 2-lipped flowers. POV looking up at the cluster of flowers & subtending bracts POV looking up at the cluster of flowers & subtending bracts Close-up of opposite, decussate leaves; finely serrated margin Close-up of opposite, decussate leaves; finely serrated margin Leafy shoot bearing a cluster of pink, tubular, 2-lipped flowers Leafy shoot bearing a cluster of pink, tubular, 2-lipped flowers

Horsenettle

Solanum carolinense
Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Form Form

Horse Nettle

Solanum carolinense
Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Solanum carolinense Form Form

Horseradish

Armoracia rusticana
Armoracia rusticana Armoracia rusticana Armoracia rusticana Armoracia rusticana Armoracia rusticana Armoracia rusticana Armoracia rusticana Armoracia rusticana Armoracia rusticana Armoracia rusticana Armoracia rusticana Armoracia rusticana
1 Cultivar/Variety

Horseshoe Vitex

Vitex negundo
Vitex negundo Vitex negundo Vitex negundo Vitex negundo Vitex negundo Vitex negundo Vitex negundo Vitex negundo Vitex negundo Vitex negundo Vitex negundo Vitex negundo
1 Cultivar/Variety

Horse's Tail

Sedum morganianum
Sedum morganianum Sedum morganianum Sedum morganianum Sedum morganianum Sedum morganianum bloom Sedum morganianum bloom
1 Cultivar/Variety

Horsesugar

Symplocos tinctoria
Leafy shoot with yellow axillary stamen flowers. Leafy shoot with yellow axillary stamen flowers. Bare stems (leaves just emerging) with axillary stamen flowers. Bare stems (leaves just emerging) with axillary stamen flowers. Sparsely branched shrub with elliptical leaves. Sparsely branched shrub with elliptical leaves. Close-up on mostly bare stem with axillary stamen flowers. Close-up on mostly bare stem with axillary stamen flowers. Leafy shoots bearing elongate, truncate purplish berries. Leafy shoots bearing elongate, truncate purplish berries. Leafy shoots bearing elongate, truncate purplish berries. Leafy shoots bearing elongate, truncate purplish berries.

Horse-sugar

Symplocos tinctoria
Leafy shoot with yellow axillary stamen flowers. Leafy shoot with yellow axillary stamen flowers. Bare stems (leaves just emerging) with axillary stamen flowers. Bare stems (leaves just emerging) with axillary stamen flowers. Sparsely branched shrub with elliptical leaves. Sparsely branched shrub with elliptical leaves. Close-up on mostly bare stem with axillary stamen flowers. Close-up on mostly bare stem with axillary stamen flowers. Leafy shoots bearing elongate, truncate purplish berries. Leafy shoots bearing elongate, truncate purplish berries. Leafy shoots bearing elongate, truncate purplish berries. Leafy shoots bearing elongate, truncate purplish berries.

Horsetail

Equisetum arvense
Equisetum arvense Equisetum arvense Equisetem arvense Equisetem arvense Equisetum arvense Equisetum arvense Equisetum arvense Equisetum arvense Equisetum arvense Equisetum arvense Equisetum arvense Equisetum arvense

Horsetops

Cirsium muticum
Cirsium muticum Cirsium muticum Cirsium muticum Cirsium muticum Circium muticum Circium muticum Cirsium muticum Cirsium muticum Cirsium muticum Cirsium muticum

Horseweed

Erigeron canadensis
Conyza canadensis flowerhead Conyza canadensis flowerhead Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.)

Horseweed

Erigeron speciosus
Flower buds in June in Harney County in Oregon Flower buds in June in Harney County in Oregon Form in July in Teton County, Wyoming Form in July in Teton County, Wyoming Form in September in Ward County, Colorado Form in September in Ward County, Colorado Flower closeup in September in Flagstaff, Arizona Flower closeup in September in Flagstaff, Arizona Seedpods in September in Rochester, Washington Seedpods in September in Rochester, Washington

Horse Weed

Erigeron canadensis
Conyza canadensis flowerhead Conyza canadensis flowerhead Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.) Conyza canadensis (L.)

Hortensia

Hydrangea arborescens
Shrub with big, terminal pompoms of white flowers. Shrub with big, terminal pompoms of white flowers. Close-up of a single pompom of white flowers. Close-up of a single pompom of white flowers. A low hedge with large leaves & pompoms of white flowers. A low hedge with large leaves & pompoms of white flowers. Hydrangea arborescens 'Invincibelle Spirit' Hydrangea arborescens 'Invincibelle Spirit' Low shrub with pompom clusters of pink flowers. Low shrub with pompom clusters of pink flowers. Close-up on a pompom cluster of pink flowers. Close-up on a pompom cluster of pink flowers.
10 Cultivars/Varieties

Hortensia

Hydrangea macrophylla
Hydrangea macrophylla Hydrangea macrophylla Hydrangea macrophylla Hydrangea macrophylla February Leaf Buds February Leaf Buds Hydrangea macrophylla Hydrangea macrophylla Hydrangea macrophylla Hydrangea macrophylla Hydrangea macrophylla Hydrangea macrophylla
37 Cultivars/Varieties

Hortensia

Hydrangea arborescens Invincibelle® Ruby 'NCHA3'
Shrub with dark pink pompom flower clusters Shrub with dark pink pompom flower clusters Close-up of a deep pink pompom flower cluster Close-up of a deep pink pompom flower cluster Close-up of a deep pink pompom flower cluster Close-up of a deep pink pompom flower cluster Three small shrubs with deep pink pompom flower clusters Three small shrubs with deep pink pompom flower clusters

Hosta

Hosta plantaginea
Hosta plantaginea Hosta plantaginea
4 Cultivars/Varieties

Hosta

Hosta
Hosta spp. Hosta spp. Hosta spp. Hosta spp. form form Hosta Hosta Hosta Hosta flower bud, late spring, Warren County, NC flower bud, late spring, Warren County, NC
31 Cultivars/Varieties

Hot Basil

Ocimum tenuiflorum
Opposite leaves Opposite leaves Ocimum tenuiflorum Ocimum tenuiflorum Ocimum tenuiflorum Ocimum tenuiflorum Purple-leaved seedling withy hairy stem. Purple-leaved seedling withy hairy stem. Ocimum tenuiflorum Ocimum tenuiflorum Green-leaved seedling with hairy stem. Green-leaved seedling with hairy stem.

Hot Pepper

Capsicum frutescens
Form Form
7 Cultivars/Varieties

Hot Pepper

Capsicum annuum Longum Group
Capsicum annuum Capsicum annuum Capsicum annuum (Longum group) Capsicum annuum (Longum group) Capsicum annuum (Longum group) Capsicum annuum (Longum group) Capsicum annuum Capsicum annuum Capsicum annuum Capsicum annuum

Hot Tamale rose

Rosa Hot Tamale 'JACpoy'
Small, reddish orange rose flowers. Small, reddish orange rose flowers.

Hot Water Plant

Achimenes
Flower detail Flower detail Close up of flowers and leaves Close up of flowers and leaves Different colors of the plant Different colors of the plant Flowers and leaves Flowers and leaves Form of plant Form of plant Flower Flower
13 Cultivars/Varieties

Hounds-ear

Bupleurum rotundifolium
Flowers Flowers Form Form Leaves Leaves Fruit Fruit
1 Cultivar/Variety

Hound's Ear

Bupleurum rotundifolium
Flowers Flowers Form Form Leaves Leaves Fruit Fruit
1 Cultivar/Variety

Hound's Tongue

Cynoglossum amabile
Cynoglossum amabile Cynoglossum amabile Cynoglossum amabile Cynoglossum amabile Cynoglossum amabile Cynoglossum amabile Cynoglossum amabile Cynoglossum amabile Cynoglossum amabile Cynoglossum amabile Cynoglossum amabile Cynoglossum amabile
2 Cultivars/Varieties

House Holly Fern

Cyrtomium falcatum
Cyrtomium falcatum Cyrtomium falcatum Cyrtomium falcatum Cyrtomium falcatum Cyrtomium falcatum Cyrtomium falcatum Cyrtomium falcatum Cyrtomium falcatum Cyrtomium falcatum Cyrtomium falcatum Cyrtomium falcatum Cyrtomium falcatum
2 Cultivars/Varieties

Houseleek

Sempervivum
Form Form Form Form Sempervivum Sempervivum Sempervivum Sempervivum Sempervivum Sempervivum Sempervivum Sempervivum
2 Cultivars/Varieties

House Leek

Sempervivum
Form Form Form Form Sempervivum Sempervivum Sempervivum Sempervivum Sempervivum Sempervivum Sempervivum Sempervivum
2 Cultivars/Varieties