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Old Man's Beard

Clematis virginiana
White four petaled flowers White four petaled flowers Fruits Fruits clusters of white flowers. clusters of white flowers. Form Form

Old Man's Beard

Tillandsia usneoides
Tufts of hanging, gray, curly leaves and stems. Tufts of hanging, gray, curly leaves and stems. Tillandsia usneoides Tillandsia usneoides Form Form Small green flower among curling leaves and hanging stems. Small green flower among curling leaves and hanging stems. Scales Scales Leaves and stem Leaves and stem

Old Man's Beard Clematis

Clematis tangutica
Clematis tangutica Clematis tangutica leaves and flowers leaves and flowers leaves and flowers leaves and flowers leaves and flowers leaves and flowers flowers flowers flowers flowers
1 Cultivar/Variety

Old Man's Flannel

Verbascum
Verbascum Verbascum Verbascum Verbascum Verbascum Verbascum Verbascum Verbascum V. blattaria V. blattaria Close up of flower V. blattaria Close up of flower V. blattaria
6 Cultivars/Varieties

Old Man's Nightcap

Calystegia sepium
Pink Flowers Pink Flowers Note the bracts do not overlap Note the bracts do not overlap Form Form Leaves Leaves Leaves Leaves Seeds Seeds

Oldman's Pepper

Achillea
Achillea millefolium (5 petals of each mini-flower) Achillea millefolium (5 petals of each mini-flower) Achillea spp. Achillea spp. Achillea millefolium (close up of flower) Achillea millefolium (close up of flower) Achillea millefolium flowerhead Achillea millefolium flowerhead Achillea millefolium leaves and flower Achillea millefolium leaves and flower Achillea millefolium white flower Achillea millefolium white flower
5 Cultivars/Varieties

Old Pheasant's Eye

Narcissus poeticus
Form in May in Stupinskiy Rayon, Russia Form in May in Stupinskiy Rayon, Russia Form in May in Jesenice County, Slovenia Form in May in Jesenice County, Slovenia Flower in May in Hautes-Alpes, Provence-Alpes-Côte d'Azur, Franc Flower in May in Hautes-Alpes, Provence-Alpes-Côte d'Azur, Franc Flower in May in Lecco Lombardia in Italy Flower in May in Lecco Lombardia in Italy

Oldwoman

Artemisia stelleriana
Gray pinnatifid leaves on erect shoots. Gray pinnatifid leaves on erect shoots.

Old World Climbing Fern

Lygodium microphyllum
Form in FL Form in FL Infestation Infestation Fertile leaflets Fertile leaflets Underside of fertile leaflet Underside of fertile leaflet Sterile leaves Sterile leaves Fronds Fronds

Old World Orchid

Bulbophyllum appendiculatum
Purple Orchid flower detail Purple Orchid flower detail Leaves are on the left side of photo Leaves are on the left side of photo Pressed & dried Form with roots on a sheet of paper Pressed & dried Form with roots on a sheet of paper Form with roots from the Royal Botanical Gardens, Kew, UK Form with roots from the Royal Botanical Gardens, Kew, UK

Oleander

Nerium oleander
'Hardy Pink' Flowers - Sept. 15 - Wake Co., NC 'Hardy Pink' Flowers - Sept. 15 - Wake Co., NC Pink flowers with corona around the mouth of the floral tube Pink flowers with corona around the mouth of the floral tube Nerium oleander Nerium oleander Nerium oleander Leaf and Flower Nerium oleander Leaf and Flower Flower Form Flower Form Nerium oleander Form Nerium oleander Form
3 Cultivars/Varieties

Oleaster

Elaeagnus x ebbingei
Flowers Flowers Leaf closeup Leaf closeup Leaves and fruit Leaves and fruit Leaf of 'Gilt Edge' Leaf of 'Gilt Edge' Elaeagnus x ebbingei Elaeagnus x ebbingei Elaeagnus x ebbingei Elaeagnus x ebbingei
2 Cultivars/Varieties

Olive

Olea europaea
Olea europaea Olea europaea Trunk of a mature tree Trunk of a mature tree Mature fruit Mature fruit Flowers Flowers Olea europaea Olea europaea Leaf closeup Leaf closeup
5 Cultivars/Varieties

Omacha Variegated Hydrangea

Hydrangea serrata 'Omacha Variegata'
Hydrangea Serrata 'Omacha Variegated' Hydrangea Serrata 'Omacha Variegated' In bloom In bloom Bloom Bloom Lace Cap Pink Hydrangea - Flowers & Leaves Lace Cap Pink Hydrangea - Flowers & Leaves

Omacha Variegated Serrated Leaf Hydrangea

Hydrangea serrata 'Omacha Variegata'
Hydrangea Serrata 'Omacha Variegated' Hydrangea Serrata 'Omacha Variegated' In bloom In bloom Bloom Bloom Lace Cap Pink Hydrangea - Flowers & Leaves Lace Cap Pink Hydrangea - Flowers & Leaves

Oncidium Orchid

Oncidium
Form on a tree trunk in October. Oaxaca, Mexico Form on a tree trunk in October. Oaxaca, Mexico Stem with long leaves & yellow flowers. October. Loja, Ecuador Stem with long leaves & yellow flowers. October. Loja, Ecuador Yellow/Brown flowers in October. Antioquia, Colombia Yellow/Brown flowers in October. Antioquia, Colombia
7 Cultivars/Varieties

One-flowered Hawthorn

Crataegus uniflora
Plant Plant Flower and leaves Flower and leaves Fruit Fruit

Oneflower Hawthorn

Crataegus uniflora
Plant Plant Flower and leaves Flower and leaves Fruit Fruit

Oneida Viburnum

Viburnum dilatatum 'Oneida'
Form in bloom Form in bloom

Oneseed Juniper

Juniperus monosperma
Juniperus monosperma Juniperus monosperma

One-seed Juniper

Juniperus monosperma
Juniperus monosperma Juniperus monosperma

Onion

Allium
Allium Allium Allium Allium Alllium Alllium flower head with dark purple star like flowers flower head with dark purple star like flowers Yellow flowers of A. flavum and purple flowers of A. carinatum Yellow flowers of A. flavum and purple flowers of A. carinatum Allium Plant Allium Plant
16 Cultivars/Varieties

Onion

Allium cepa
shallots shallots Red shallots Red shallots Allium cepa Allium cepa Allium cepa habit with inflorescence Allium cepa habit with inflorescence Allium cepa inflorescence Allium cepa inflorescence Allium cepa Allium cepa

Onion Grass

Allium vineale
Purplish flowers (Guilford County, NC)-Late Spring Purplish flowers (Guilford County, NC)-Late Spring Bulbils (Guilford County, NC)-Late Spring Bulbils (Guilford County, NC)-Late Spring Inflorescence (Guilford County, NC)-Late Spring Inflorescence (Guilford County, NC)-Late Spring Bulbils (Guilford County, NC)-Late Spring Bulbils (Guilford County, NC)-Late Spring Bulbils (Guilford County, NC)-Late Spring Bulbils (Guilford County, NC)-Late Spring Allium vineale Allium vineale

Onions

Allium cepa
shallots shallots Red shallots Red shallots Allium cepa Allium cepa Allium cepa habit with inflorescence Allium cepa habit with inflorescence Allium cepa inflorescence Allium cepa inflorescence Allium cepa Allium cepa

Ookow

Dichelostemma congestum
Form in June in Lyle, Washington Form in June in Lyle, Washington Flower buds in June in Ashland, Oregon Flower buds in June in Ashland, Oregon Flowers in May in Marin County, California Flowers in May in Marin County, California Seedpods in August in Rickreall, Oregon Seedpods in August in Rickreall, Oregon

Orange

Citrus x sinensis
Tree form Tree form Green leaves with orange round fruits Green leaves with orange round fruits Blossom - March - NC Blossom - March - NC Early Fruit - March - NC Early Fruit - March - NC Thorns - March - NC Thorns - March - NC Green leaf closeup Green leaf closeup

Orange Ball Buddleia

Buddleja globosa
Buddleja globosa flower Buddleja globosa flower This shrub takes on a sprawling form. This shrub takes on a sprawling form. Leaves with crenate margins. Leaves with crenate margins. flowers, leaves, and stems flowers, leaves, and stems leaves, stems and flower leaves, stems and flower Buddleja globosa Buddleja globosa
2 Cultivars/Varieties

Orange Ball Tree

Buddleja globosa
Buddleja globosa flower Buddleja globosa flower This shrub takes on a sprawling form. This shrub takes on a sprawling form. Leaves with crenate margins. Leaves with crenate margins. flowers, leaves, and stems flowers, leaves, and stems leaves, stems and flower leaves, stems and flower Buddleja globosa Buddleja globosa
2 Cultivars/Varieties

Orange Balsam

Impatiens capensis
Form Form Close up of flower Close up of flower Flowers in Cabarrus Co, NC Flowers in Cabarrus Co, NC In the landscape Cabarrus Co, NC In the landscape Cabarrus Co, NC flower, Great Smoky Mts National Park flower, Great Smoky Mts National Park Leaves Leaves

Orangebark Stewartia

Stewartia monadelpha
Stewartia monadelpha Stewartia monadelpha Stewartia monadelpha Stewartia monadelpha Stewartia monadelpha Stewartia monadelpha
1 Cultivar/Variety

Orange Bell Lily

Lilium grayi
Native habitat Native habitat Form Form Flowers Flowers Flowers Flowers Leaf arrangment Leaf arrangment Native habitat Native habitat

Orange Bells

Tecoma fulva subsp. guarume
Tecoma alata Tecoma alata Form Form Cluster of orange tubular flowers. Cluster of orange tubular flowers.
1 Cultivar/Variety

Orange Butterfly Bush

Buddleja globosa
Buddleja globosa flower Buddleja globosa flower This shrub takes on a sprawling form. This shrub takes on a sprawling form. Leaves with crenate margins. Leaves with crenate margins. flowers, leaves, and stems flowers, leaves, and stems leaves, stems and flower leaves, stems and flower Buddleja globosa Buddleja globosa
2 Cultivars/Varieties

Orange Candle Flower

Arum italicum
Cluster of sagittate leaves, shiny green with white veins. Cluster of sagittate leaves, shiny green with white veins. Cluster of sagittate leaves, shiny green with white veins. Cluster of sagittate leaves, shiny green with white veins. Plants Plants Pale green spathe surrounding a white spadix. Pale green spathe surrounding a white spadix. Erect spikes of spikes of orange berries. Erect spikes of spikes of orange berries. Botanical Illustration of plant & cross-section of inflorescence Botanical Illustration of plant & cross-section of inflorescence
3 Cultivars/Varieties

Orange Cestrum

Cestrum aurantiacum
Flower and leaf Flower and leaf Cestrum aurantiacum Cestrum aurantiacum Cestrum aurantiacum Cestrum aurantiacum Cestrum aurantiacum Cestrum aurantiacum Impatiens pallida Impatiens pallida Impatiens pallida Impatiens pallida
3 Cultivars/Varieties

Orange Coneflower

Rudbeckia fulgida
Rudbeckia fulgida var. sullivantii 'Goldsturm' Rudbeckia fulgida var. sullivantii 'Goldsturm' Rudbeckia fulgida Rudbeckia fulgida Rudbeckia fulgida Rudbeckia fulgida Rudbeckia fulgida Rudbeckia fulgida Rudbeckia fulgida Rudbeckia fulgida Rudbeckia fulgida Rudbeckia fulgida
3 Cultivars/Varieties

Orange Cosmos

Cosmos sulphureus
Cosmos sulphureus Cosmos sulphureus Cosmos sulphureus Cosmos sulphureus Cosmos sulphureus Cosmos sulphureus Cosmos sulphureus Cosmos sulphureus Cosmos sulphureus Cosmos sulphureus Cosmos sulphureus Cosmos sulphureus
4 Cultivars/Varieties

Orange Daylily

Hemerocallis fulva
Hemerocalis fulva Hemerocalis fulva Hemerocalis fulva Hemerocalis fulva Hemerocalis fulva Hemerocalis fulva Hemerocalis fulva Hemerocalis fulva Flower Flower

Orange Esperanza

Tecoma fulva subsp. guarume
Tecoma alata Tecoma alata Form Form Cluster of orange tubular flowers. Cluster of orange tubular flowers.
1 Cultivar/Variety

Orange Eye Butterfly Bush

Buddleja davidii
Buddleia davidii Buddleia davidii lowers are tiny, tubular, clustered into large, dense, spikes lowers are tiny, tubular, clustered into large, dense, spikes Flower close up - Summer - Wake Co., NC Flower close up - Summer - Wake Co., NC 'Royal Red' flowers and leaves 'Royal Red' flowers and leaves Buddleia davidii Buddleia davidii Buddleia davidii 'Nanho Purple' Buddleia davidii 'Nanho Purple'
6 Cultivars/Varieties

Orange Eyed Butterfly Bush

Buddleja davidii 'Attraction'

Orange-Eyed Butterfly Bush

Buddleja davidii
Buddleia davidii Buddleia davidii lowers are tiny, tubular, clustered into large, dense, spikes lowers are tiny, tubular, clustered into large, dense, spikes Flower close up - Summer - Wake Co., NC Flower close up - Summer - Wake Co., NC 'Royal Red' flowers and leaves 'Royal Red' flowers and leaves Buddleia davidii Buddleia davidii Buddleia davidii 'Nanho Purple' Buddleia davidii 'Nanho Purple'
6 Cultivars/Varieties

Orange Flame

Berberis aquifolium 'Orange Flame'
Compact shrub with orange-coppery new leaves Compact shrub with orange-coppery new leaves leaves and form leaves and form flower and leaves flower and leaves

'Orange Flame' Grape Holly

Berberis aquifolium 'Orange Flame'
Compact shrub with orange-coppery new leaves Compact shrub with orange-coppery new leaves leaves and form leaves and form flower and leaves flower and leaves

Orange-flowered Anise Hyssop

Agastache coccinea
Flowers Flowers Flowers Flowers Leaf detail Leaf detail Stem and leaves Stem and leaves

Orange Flowered Groundsel

Pseudogynoxys chenopodioides
Senecio confusus Senecio confusus Senecio confusus Senecio confusus

Orange Fringed Orchid

Platanthera ciliaris
Flower - Closeup - Late summer - Croatan National Forest - NC Flower - Closeup - Late summer - Croatan National Forest - NC Form - Late summer - Croatan National Forest - NC Form - Late summer - Croatan National Forest - NC Flower - Late summer - Croatan National Forest - NC Flower - Late summer - Croatan National Forest - NC View of the inflorecence from the top. Frederick Co., Maryland View of the inflorecence from the top. Frederick Co., Maryland Flowers bloom from the bottom of the inflorescence to the top. Flowers bloom from the bottom of the inflorescence to the top. Simple leaves clasp the stem. Simple leaves clasp the stem.