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Blood-twig Dogwood

Cornus sanguinea
Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea
4 Cultivars/Varieties

Blood-twigged Dogwood

Cornus sanguinea
Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea Cornus sanguinea
4 Cultivars/Varieties

Bloodwart

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

Bloody Butcher

Trillium cuneatum
Form Form Flowers Flowers Flowers with mottled bracts Flowers with mottled bracts Trillium cuneatum Trillium cuneatum Trillium cuneatum Trillium cuneatum Trillium cuneatum Trillium cuneatum

Bloody Butcher

Trillium recurvatum
Flower and bracts Flower and bracts Close up of flower Close up of flower Mottled bracts Mottled bracts Native habitat Native habitat Trillium recurvatum Trillium recurvatum Trillium recurvatum Trillium recurvatum

Bloody Cranesbill Geranium

Geranium sanguineum
Form Form Geranium sanguineum Geranium sanguineum Flower detail Flower detail Back of flower and stem with hairs Back of flower and stem with hairs Leaves Leaves Red fall folliage Red fall folliage
3 Cultivars/Varieties

Bloody Dock

Rumex sanguineus
Leaves Leaves Close up Close up

Bloody Geranium

Geranium sanguineum
Form Form Geranium sanguineum Geranium sanguineum Flower detail Flower detail Back of flower and stem with hairs Back of flower and stem with hairs Leaves Leaves Red fall folliage Red fall folliage
3 Cultivars/Varieties

Bloody Sage

Salvia coccinea
Spike of red, 2-lipped flowers. Spike of red, 2-lipped flowers. Spike of red, 2-lipped flowers. Spike of red, 2-lipped flowers. Single red, 2-lipped, tubular flower. Single red, 2-lipped, tubular flower. spike of pink and white flowers. spike of pink and white flowers. low plant with spikes of red flowers. low plant with spikes of red flowers. Spike of red, 2-lipped flowers visited by a hummingbird Spike of red, 2-lipped flowers visited by a hummingbird
5 Cultivars/Varieties

Bloody William

Silene coronaria
Flower Flower Plant Plant Form Form Hairy stems Hairy stems Leaves Leaves Fruits Fruits
7 Cultivars/Varieties

Bloomfield Courage

Rosa 'Bloomfield Courage'
Form Form

Blooming Sally

Epilobium angustifolium
Epilobium angustifolium Epilobium angustifolium Epilobium angustifolium Epilobium angustifolium Epilobium angustifolium Epilobium angustifolium Epilobium angustifolium Epilobium angustifolium Showy hot pink flowers Showy hot pink flowers Epilobium angustifolium Epilobium angustifolium

Blotched Cane Orchid

Dendrobium gracilicaule
Dendrobium gracilicaule Dendrobium gracilicaule Dendrobium gracilicaule Dendrobium gracilicaule Dendrobium gracilicaule Dendrobium gracilicaule Dendrobium gracilicaule Dendrobium gracilicaule Flower and leaves Flower and leaves

Blotched-Leaved Laurel

Aucuba japonica
Yellow speckled elliptical leaf with serrate margin Yellow speckled elliptical leaf with serrate margin Leaves Leaves Small shrub with golden-speckled, coarsely serrate leaves. Small shrub with golden-speckled, coarsely serrate leaves. Small, cross-shaped, maroon flowers with 4 petals & 4 anthers. Small, cross-shaped, maroon flowers with 4 petals & 4 anthers. close-up of leaves with irregular yellow variegation on margins. close-up of leaves with irregular yellow variegation on margins. Shrub with irregular yellow variegation on margins of the leaves Shrub with irregular yellow variegation on margins of the leaves
10 Cultivars/Varieties

Blowfly Grass

Briza maxima
Briza maxima Briza maxima Briza maxima Briza maxima Briza maxima Briza maxima Briza maxima Briza maxima Briza maxima Briza maxima Briza maxima Briza maxima

Blue and Pink Ladies

Mertensia virginica
Mertensia virginia Mertensia virginia Mertensia virginica Mertensia virginica Mertensia virginia Mertensia virginia Flowers - February - Wake Co., NC Flowers - February - Wake Co., NC Form - February - Wake Co., NC Form - February - Wake Co., NC Leaves - February - Wake Co., NC Leaves - February - Wake Co., NC

Blue Anemone

Hepatica americana
Flowers Flowers Close up of flower Close up of flower Leaves Leaves
1 Cultivar/Variety

Blue Anise Sage

Salvia guaranitica
Spikes of showy blue, 2-lipped flowers with nearly black calyces Spikes of showy blue, 2-lipped flowers with nearly black calyces Hummingbird on feeding on blue, tubular flowers. Hummingbird on feeding on blue, tubular flowers. showy, blue, 2-lipped flowers. showy, blue, 2-lipped flowers. Spikes of showy blue, 2-lipped flowers with nearly black calyces Spikes of showy blue, 2-lipped flowers with nearly black calyces Spikes of showy blue, 2-lipped flowers with nearly black calyces Spikes of showy blue, 2-lipped flowers with nearly black calyces Bee robbing nectar by biting a hole in the floral tube. Bee robbing nectar by biting a hole in the floral tube.
4 Cultivars/Varieties

Blue Arctic Willow

Salix purpurea
Form in August in Sevastopol, Ukraine Form in August in Sevastopol, Ukraine Leaves and stem in August in Sevastopol, Ukraine Leaves and stem in August in Sevastopol, Ukraine Stem in May in Volyn, Ukraine Stem in May in Volyn, Ukraine Flowers in May in Volyn, Ukraine Flowers in May in Volyn, Ukraine Seeds in May in Volyn, Ukraine Seeds in May in Volyn, Ukraine Seeds close-up in May in Volyn, Ukraine Seeds close-up in May in Volyn, Ukraine
1 Cultivar/Variety

Blue Ash

Fraxinus quadrangulata
Form Form Compound leaves Compound leaves Four-sides stem Four-sides stem Flowers Flowers Stem and buds Stem and buds Bark Bark

Blue Atlas Cedar

Cedrus atlantica 'Glauca Pendula'
Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula' Cedrus atlantica 'Glauca Pendula'

Blue Atlas Cedar

Cedrus atlantica 'Glauca'
Form of the tree with blue-green leaves Form of the tree with blue-green leaves Form of the tree Form of the tree Grown as an espalier form Grown as an espalier form Young tree Young tree Fruit and leaves of the tree Fruit and leaves of the tree Closeup of a branch with blue-green leaves Closeup of a branch with blue-green leaves

Blue Atlas Cedar

Cedrus atlantica
Cedrus atlantica bark Cedrus atlantica bark Cedrus atlantica branches Cedrus atlantica branches Cedrus atlantica form Cedrus atlantica form Cedrus atlantica needles Cedrus atlantica needles Cedrus atlantica needles 2 Cedrus atlantica needles 2 Cedrus atlantica stem Cedrus atlantica stem
5 Cultivars/Varieties

Blue Bead

Clintonia borealis
Clintonia borealis Clintonia borealis Clintonia borealis Clintonia borealis Clintonia borealis Clintonia borealis leaves and flowers leaves and flowers leaves and flowers leaves and flowers leaves and flowers leaves and flowers

Bluebead-lily

Clintonia borealis
Clintonia borealis Clintonia borealis Clintonia borealis Clintonia borealis Clintonia borealis Clintonia borealis leaves and flowers leaves and flowers leaves and flowers leaves and flowers leaves and flowers leaves and flowers

Bluebead Lily

Clintonia borealis
Clintonia borealis Clintonia borealis Clintonia borealis Clintonia borealis Clintonia borealis Clintonia borealis leaves and flowers leaves and flowers leaves and flowers leaves and flowers leaves and flowers leaves and flowers

Bluebeard

Caryopteris
Shrub against a brick wall with clusters of bright blue flowers Shrub against a brick wall with clusters of bright blue flowers Form in July Form in July Caryopteris Incana Flower closeup in September Caryopteris Incana Flower closeup in September Caryopteris mongholica Form in July Caryopteris mongholica Form in July
5 Cultivars/Varieties

Bluebeard

Caryopteris x clandonensis
Caryopteris x clandonensis Caryopteris x clandonensis Caryopteris x clandonensis Caryopteris x clandonensis Caryopteris x clandonensis Caryopteris x clandonensis
1 Cultivar/Variety

Blue Beech

Carpinus caroliniana
Medium tree with open crown and gray bark Medium tree with open crown and gray bark Smooth bark on "muscled," fluted, sinewy branches. Smooth bark on "muscled," fluted, sinewy branches. Shoots with ovate, alternate leaves & strong pinnate venation. Shoots with ovate, alternate leaves & strong pinnate venation. Catkins and leaves in March Catkins and leaves in March Shoots with ovate, alternate leaves & strong pinnate venation. Shoots with ovate, alternate leaves & strong pinnate venation. Underside of leaf with pinnate venation & axillary domatia Underside of leaf with pinnate venation & axillary domatia
2 Cultivars/Varieties

Blue Bell

Centrosema virginianum
Centrosema virginianum Centrosema virginianum Vine with purple flowers growing along a wall Vine with purple flowers growing along a wall Back view of flower and underside of leaves Back view of flower and underside of leaves Centrosema virginianum Centrosema virginianum Green compound leaves with three leaflets Green compound leaves with three leaflets Underside of green leaves Underside of green leaves
2 Cultivars/Varieties

Bluebell Gentian

Eustoma grandiflorum
Eustoma grandiflorum Eustoma grandiflorum Eustoma grandiflorum Eustoma grandiflorum Eustoma grandiflorum Eustoma grandiflorum Eustoma grandiflorum Eustoma grandiflorum

Bluebells

Mertensia virginica
Mertensia virginia Mertensia virginia Mertensia virginica Mertensia virginica Mertensia virginia Mertensia virginia Flowers - February - Wake Co., NC Flowers - February - Wake Co., NC Form - February - Wake Co., NC Form - February - Wake Co., NC Leaves - February - Wake Co., NC Leaves - February - Wake Co., NC

Blueberries

Vaccinium
Vaccinium Vaccinium Vaccinium Vaccinium Vaccinium Vaccinium Vaccinium consanguineum Vaccinium consanguineum Vaccinium myrtilloides Vaccinium myrtilloides Vaccinium myrtillus Vaccinium myrtillus
13 Cultivars/Varieties

Blueberry

Vaccinium
Vaccinium Vaccinium Vaccinium Vaccinium Vaccinium Vaccinium Vaccinium consanguineum Vaccinium consanguineum Vaccinium myrtilloides Vaccinium myrtilloides Vaccinium myrtillus Vaccinium myrtillus
13 Cultivars/Varieties

Blueberry 'Climax'

Vaccinium corymbosum 'Climax'
Vaccinium corymbosum 'Climax' Vaccinium corymbosum 'Climax' Vaccinium corymbosum 'Climax' Vaccinium corymbosum 'Climax' Vaccinium corymbosum 'Climax' Vaccinium corymbosum 'Climax'

Blue Billygoatweed

Ageratum houstonianum
Ageratum houstonianum Ageratum houstonianum Ageratum houstonianum Ageratum houstonianum Ageratum houstonianum Ageratum houstonianum Ageratum houstonianum Ageratum houstonianum Ageratum houstonianum 'Blue Horizon' flowers Ageratum houstonianum 'Blue Horizon' flowers Ageratum houstonianum 'Blue Horizon' Ageratum houstonianum 'Blue Horizon'
7 Cultivars/Varieties

Blue Bird Rose-of-sharon

Hibiscus syriacus 'Blue Bird'
Hibiscus syriacus 'Blue Bird' Hibiscus syriacus 'Blue Bird'

Blue Blindweed

Solanum dulcamara
Solanum dulcamara Solanum dulcamara Solanum dulcamara Solanum dulcamara Purple flowers hang downward. Purple flowers hang downward.

Blueblossom

Ceanothus thyrsiflorus
Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus
2 Cultivars/Varieties

Blue Blossom

Ceanothus thyrsiflorus
Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus
2 Cultivars/Varieties

'Blue Boa' Giant Hyssop

Agastache 'Blue Boa'
Form In the garden Form In the garden Pollinator on flower Pollinator on flower Agastache 'Blue Boa' Agastache 'Blue Boa' Flowers and leaves Flowers and leaves Leaves Leaves Emerging growth Emerging growth

Blue Boa Hummingbird Mint

Agastache 'Blue Boa'
Form In the garden Form In the garden Pollinator on flower Pollinator on flower Agastache 'Blue Boa' Agastache 'Blue Boa' Flowers and leaves Flowers and leaves Leaves Leaves Emerging growth Emerging growth

Blue Boneset

Conoclinium coelestinum
Flowers Flowers close up of the flower close up of the flower Form Form Dried flower head with clusters of flower and Dried flower head with clusters of flower and Flowers Flowers Conoclinium coelestinum Conoclinium coelestinum

Bluebottle

Centaurea cyanus
blue/purple flowers and green stems blue/purple flowers and green stems Blue daisy flowers Blue daisy flowers Blue daisy flowers Blue daisy flowers Purple and white daisy flowers Purple and white daisy flowers Blue daisy flowers, close up. Blue daisy flowers, close up. Blue daisy flowers, close up. showing phyllaries. Blue daisy flowers, close up. showing phyllaries.

Blue Brush

Ceanothus thyrsiflorus
Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus
2 Cultivars/Varieties

Blue Bugle

Ajuga reptans
Ground cover with erect spikes of lavender blue flowers. Ground cover with erect spikes of lavender blue flowers. A newly planted rosette of dark glossy foliage A newly planted rosette of dark glossy foliage Close-up of a clear-wing moth visiting a spike of purple flowers Close-up of a clear-wing moth visiting a spike of purple flowers two erect spikes of blue flowers with white-lined lower lips two erect spikes of blue flowers with white-lined lower lips Rosettes of cream and green foliage; young leaves pink. Rosettes of cream and green foliage; young leaves pink. Ground cover with bronzy leaves & erect spikes of blue flowers. Ground cover with bronzy leaves & erect spikes of blue flowers.
18 Cultivars/Varieties

Blue Butterfly Bush

Rotheca myricoides 'Ugandense'
Rotheca myricoides ‘Ugandense’ Rotheca myricoides ‘Ugandense’ Rotheca myricoides ‘Ugandense’ Rotheca myricoides ‘Ugandense’

Blue Butterwort

Pinguicula caerulea
Pinguicula caerulea Pinguicula caerulea Color illustration of the technical details of this species. Color illustration of the technical details of this species. Close up of flower Close up of flower Side view of flower Side view of flower Basal leaves Basal leaves Leaf closeup Leaf closeup