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Ohio Horsemint

Blephilia ciliata
dense spikes of lavender flowers. dense spikes of lavender flowers. dense spikes of lavender flowers. dense spikes of lavender flowers. dense spikes of lavender flowers. dense spikes of lavender flowers.

Ohio Spiderwort

Tradescantia ohiensis
Tradescantia ohiensis Tradescantia ohiensis Tradescantia ohiensis Tradescantia ohiensis Tradescantia ohiensis Tradescantia ohiensis Tradescantia ohiensis Tradescantia ohiensis Tradescantia ohiensis Tradescantia ohiensis Tradescantia ohiensis Tradescantia ohiensis

Oil Grass

Cymbopogon citratus
Clump of grass with soft foliage Clump of grass with soft foliage Clump of grass with soft foliage Clump of grass with soft foliage Stem bases. Stem bases. Stem bases prepared for use. Leaves have been removed. Stem bases prepared for use. Leaves have been removed.

Oil Nut

Juglans cinerea
Form Form Female flowers Female flowers Male catkins Male catkins Male catkins Male catkins Bark Bark Form - Mitchell Co., NC Form - Mitchell Co., NC

Oil Nut

Pyrularia pubera
Pyrularia pubera Pyrularia pubera Pyrularia pubera Pyrularia pubera Pyrularia pubera Pyrularia pubera

Oil-seed Camellia

Camellia oleifera
Camellia oleifera Camellia oleifera Camellia oleifera Camellia oleifera Flower w/ Ant Pollinators - Fall - Buncombe Co., NC Flower w/ Ant Pollinators - Fall - Buncombe Co., NC Flower, Buncombe Co, NC Flower, Buncombe Co, NC Flower Flower Camellia Oleifera Camellia Oleifera
2 Cultivars/Varieties

Oilseed rape

Brassica napus Oleifera Group
Form in bloom Form in bloom Close up of flower Close up of flower Stem with upper and lower leaves Stem with upper and lower leaves Stem and clasping leaves Stem and clasping leaves

Okame Cherry

Prunus 'Okame'
young tree after bloom, form, early spring, Durham County, NC young tree after bloom, form, early spring, Durham County, NC young tree leaves and spent flowers, early spring, Durham County young tree leaves and spent flowers, early spring, Durham County bark, early spring, Durham County, NC bark, early spring, Durham County, NC

Okinawa Spinach

Crassocephalum crepidioides
Crassocephalum crepidioides Crassocephalum crepidioides Crassocephalum crepidioides Crassocephalum crepidioides Crassocephalum crepidioides Crassocephalum crepidioides Crassocephalum crepidioides Crassocephalum crepidioides Crassocephalum crepidioides Crassocephalum crepidioides Crassocephalum crepidioides Crassocephalum crepidioides

Oklahoma Redbud

Cercis canadensis subsp. texensis 'Oklahoma'
Heart-shaped leaves Heart-shaped leaves Flowers Flowers Flower buds Flower buds Form Form A showy small tree. A showy small tree. Cercis canadenis var. texensis Oklahoma Cercis canadenis var. texensis Oklahoma
2 Cultivars/Varieties

Okra

Abelmoschus esculentus
Flower Flower Mature plants Mature plants Fruit Fruit Dried pods Dried pods Cross section of fruit Cross section of fruit Fried okra Fried okra

Okro

Abelmoschus esculentus
Flower Flower Mature plants Mature plants Fruit Fruit Dried pods Dried pods Cross section of fruit Cross section of fruit Fried okra Fried okra

Old Blush

Rosa 'Old Blush'
Flower detail Flower detail Flowers Flowers Bud and leaves Bud and leaves

'Old Blush China'

Rosa 'Old Blush'
Flower detail Flower detail Flowers Flowers Bud and leaves Bud and leaves

'Old China Monthly'

Rosa 'Old Blush'
Flower detail Flower detail Flowers Flowers Bud and leaves Bud and leaves

Old-Fashioned Bleeding Heart

Lamprocapnos spectabilis
Dicentra spectabilis Dicentra spectabilis Dicentra spectabilis Dicentra spectabilis Dicentra spectabilis Dicentra spectabilis Flower and leaves Flower and leaves 'Alba' Flower 'Alba' Flower Dicentra spectabilis Dicentra spectabilis
2 Cultivars/Varieties

Old-fashioned Mum

Chrysanthemum Rubellum Group
Red flowers Red flowers Pink flowers Pink flowers Orange flowers Orange flowers Plants in the garden Plants in the garden Form Form Leaves Leaves
7 Cultivars/Varieties

Old Fashioned Weiglea

Weigela florida
Flower and leaf detail close- up Flower and leaf detail close- up Flower and leaf detail Flower and leaf detail Full Bloom Full Bloom Weigela florida 'Folliis Purpurels' Flower Weigela florida 'Folliis Purpurels' Flower Weigela florida 'Variegata' flower and leaf Weigela florida 'Variegata' flower and leaf Weigela florida Weigela florida
32 Cultivars/Varieties

Oldfield Aster

Symphyotrichum pilosum
In a rocky garden. In a rocky garden. Symphyotrichum pilosum Symphyotrichum pilosum Flowers and leaves. Flowers and leaves.

Old-field Broomstraw

Andropogon virginicus
Andropogon virginicus Andropogon virginicus Andropogon virginicus Andropogon virginicus Andropogon virginicus Andropogon virginicus Tufted grass with glaucous stems Tufted grass with glaucous stems

Oldfield Clover

Trifolium arvense
Trifolium arvense Trifolium arvense T. arvense T. arvense T. arvense T. arvense T. arvense T. arvense Trifolium arvense Trifolium arvense Trifolium arvense Trifolium arvense

Old Field Goldenrod

Solidago nemoralis
Solidago nemoralis Solidago nemoralis Solidago nemoralis Solidago nemoralis Solidago nemoralis Solidago nemoralis

Old Field Juniper

Juniperus communis var. depressa
Juniperus comunis var. depressa Juniperus comunis var. depressa Juniperus comunis var. depressa Juniperus comunis var. depressa Cones Cones

Oldfield Pine

Pinus taeda
Growing in a stand Growing in a stand Color illustrations of the technical details of this species. Color illustrations of the technical details of this species. Pinus taeda Pinus taeda Male cones Male cones Male cones Male cones Female cone Female cone
1 Cultivar/Variety

Old-Field Pine

Pinus echinata
Form (Chapel Hill, NC)-Late Winter Form (Chapel Hill, NC)-Late Winter Looking up at the tree (Chapel Hill, NC)-Late Winter Looking up at the tree (Chapel Hill, NC)-Late Winter Form Form Mature seed cone Mature seed cone Cone Cone Branch Branch

Old Gold Chinese Juniper

Juniperus chinensis 'Old Gold'
Foliage Foliage Form Form

Old Man

Artemisia abrotanum
Feathery leaves. Feathery leaves. Leaves and stems. Leaves and stems. Finely divided leaves. Finely divided leaves. Close up of leaves. Close up of leaves. Artemisia abrotanum Artemisia abrotanum Artemisia abrotanum Artemisia abrotanum

Old Man Cactus

Cephalocereus senilis
Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis
1 Cultivar/Variety

Old Man In the Spring

Senecio vulgaris
Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L.

Old-Man-In-the-Spring

Senecio vulgaris
Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L.

Old Man of Mexico

Cephalocereus senilis
Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis Cephalocereus Senilis
1 Cultivar/Variety

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

Chionanthus virginicus
Leafy branch with clusters of white flowers with ribbony petals. Leafy branch with clusters of white flowers with ribbony petals. Leafy branch with clusters of white flowers with ribbony petals. Leafy branch with clusters of white flowers with ribbony petals. Small, rounded tree with masses of white flowers. Small, rounded tree with masses of white flowers. Small rounded tree with yellow foliage Small rounded tree with yellow foliage Hanging clusters of green, olive like fruits. Hanging clusters of green, olive like fruits. Stem Stem

Old Man's Beard

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

Old Man's Beard

Clematis
flower, Johnston County, NC flower, Johnston County, NC Flower and leaves Flower and leaves Flower and leaves Flower and leaves Clematis pitcheri leaves and flowers Clematis pitcheri leaves and flowers flower, Charlotte NC flower, Charlotte NC Clematis Clematis
24 Cultivars/Varieties

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
Orchid flower detail Orchid flower detail Leaves are on the left side of photo Leaves are on the left side of photo Form with roots from the Naturalis Biodiversity Center Form with roots from the Naturalis Biodiversity Center 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
2 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