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14842 plants by
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Thinleaf Sunflower

Helianthus decapetalus
Form Form Close up of flower Close up of flower Leaves Leaves Back of flower and leaves Back of flower and leaves Native habitat Native habitat

Thin Leaf Wood Violet

Viola cucullata
Heart-shaped leaves & purple flowers. Heart-shaped leaves & purple flowers. Heart-shaped leaves & purple flower on long scape. Heart-shaped leaves & purple flower on long scape. V. cucullata V. cucullata Viola cucullata Flower Viola cucullata Flower Viola cucullata Flower Viola cucullata Flower Viola cuculata 'Striata Alba' Viola cuculata 'Striata Alba'
2 Cultivars/Varieties

Thin Leaved Coneflower

Rudbeckia triloba
Rudbeckia triloba Rudbeckia triloba Rudbeckia triloba Rudbeckia triloba form in Moore County in summer form in Moore County in summer Leaf closeup Leaf closeup Stem Stem Form Form

Thin-Leaved Sunflower

Helianthus decapetalus
Form Form Close up of flower Close up of flower Leaves Leaves Back of flower and leaves Back of flower and leaves Native habitat Native habitat

Thin-Pod White Wild Indigo

Baptisia alba
Baptisia alba Baptisia alba Baptisia alba Baptisia alba Baptisia alba Baptisia alba Baptisia alba Baptisia alba Baptisia alba Baptisia alba Baptisia alba Baptisia alba

Thistle

Cirsium arvense
Pink thistle flowers & spiny leaves Pink thistle flowers & spiny leaves Pink thistle flowers & spiny leaves Pink thistle flowers & spiny leaves Rosette of spiny leaves Rosette of spiny leaves Pink thistle flowers & spiny leaves Pink thistle flowers & spiny leaves Rosette of spiny leaves Rosette of spiny leaves

Thistle Mallow

Sida spinosa
Sida spinosa Sida spinosa Hairy stem and buds (Guilford County, NC)-Late Summer Hairy stem and buds (Guilford County, NC)-Late Summer Leaves (Guilford County, NC)-Late Summer Leaves (Guilford County, NC)-Late Summer Side view of flower (Guilford County, NC)-Late Summer Side view of flower (Guilford County, NC)-Late Summer Flower close-up (Guilford County, NC)-Late Summer Flower close-up (Guilford County, NC)-Late Summer Form in bloom (Guilford County, NC)-Late Summer Form in bloom (Guilford County, NC)-Late Summer

Thornapple

Crataegus spathulata
Form in May Form in May Trunk in November Trunk in November Flower and buds in March in Houston, Texas Flower and buds in March in Houston, Texas Stem, leaves and thorns in April in Arkansas Stem, leaves and thorns in April in Arkansas Leaves and Berries in October in Alabama Leaves and Berries in October in Alabama

Thornapple

Crataegus marshallii
Form Form Flowers Flowers Flowers and buds Flowers and buds Berries Berries Leaves Leaves Bark Bark

Thornapple

Crataegus pruinosa
Flowers Flowers Fruit Fruit Unripe fruits Unripe fruits Leaves Leaves Underside of leaf Underside of leaf Bark with thorns Bark with thorns

Thornapple

Crataegus macrosperma
Flowers Flowers Leaves Leaves Fruit Fruit Forming fruits Forming fruits Zig-zag stem with thorns Zig-zag stem with thorns

Thornapple

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

Thornapple

Crataegus rhipidophylla
Form in May in Ukraine Form in May in Ukraine Leaves and Flowers in May in Ukraine Leaves and Flowers in May in Ukraine Leaf underside in July in Ukraine Leaf underside in July in Ukraine Leaves and berries in September in Switzerland Leaves and berries in September in Switzerland

Thornapple

Crataegus alabamensis
Zig-zag stems Zig-zag stems Leaves Leaves Branch with thorns Branch with thorns

Thornapple

Crataegus senta
Branch in June in Emanuel County, Georgia Branch in June in Emanuel County, Georgia Leaf in June in Emanuel County, Georgia Leaf in June in Emanuel County, Georgia Leaf underside in June in Emanuel County, Georgia Leaf underside in June in Emanuel County, Georgia Thorn in June in Emanuel County, Georgia Thorn in June in Emanuel County, Georgia Hips in June in Emanuel County, Georgia Hips in June in Emanuel County, Georgia

Thornapple

Crataegus mollis
Crataegus mollis Crataegus mollis Crataegus mollis Crataegus mollis Crataegus mollis Crataegus mollis

Thornapple

Crataegus collina
Form Form Flowers Flowers Back of leaves and flowers Back of leaves and flowers Leaves Leaves Thorn Thorn Fruit Fruit

Thornapple

Crataegus phaenopyrum
Crataegus phaenopyrum Crataegus phaenopyrum Crataegus phaenopyrum berries Crataegus phaenopyrum berries Crataegus phaenopyrum flowers Crataegus phaenopyrum flowers Crataegus phaenopyrum Crataegus phaenopyrum
4 Cultivars/Varieties

Thorn-apple

Datura stramonium
Datura stramonium Datura stramonium Datura stramonium Datura stramonium Datura stramonium Datura stramonium Datura stramonium Datura stramonium Datura-stramonium Datura-stramonium

Thornapple

Crataegus pinnatifida
Form in May in Vladivostok, Russia Form in May in Vladivostok, Russia Flower buds in April in Beijing, China Flower buds in April in Beijing, China Flowers in May in Beijing, China Flowers in May in Beijing, China Closeup of Flowers in April in Beijing, CN Closeup of Flowers in April in Beijing, CN Berries & Leaves in September in Beijing, China Berries & Leaves in September in Beijing, China

Thornapple

Argemone mexicana
Argemone mexicana Argemone mexicana Argemone mexicana Argemone mexicana Argemone mexicana Argemone mexicana Argemone mexicana Argemone mexicana Argemone mexicana Argemone mexicana Argemone mexicana Argemone mexicana

Thorn Apple

Crataegus douglasii
Flower Flower Leaves Leaves Leaves in Fall Leaves in Fall Fruit Fruit Thorn Thorn Mature Bark Mature Bark

Thorn Apple

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

Thorn-Apple

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

Thorn-Apple

Datura wrightii
Flower close up Flower close up Flower and leaves Flower and leaves form form Flower buds Flower buds Native habitat Native habitat Form Form

Thorn Apple

Crataegus nitida
Form in bloom Form in bloom Leaves and flowers Leaves and flowers Fruits Fruits Leaves and unripe fruits Leaves and unripe fruits Crataegus nitida bark Crataegus nitida bark Bark Bark

Thornapples

Crataegus aestivalis
Flowers Flowers Leaves Leaves Fruit Fruit

Thornless Blackberry

Rubus canadensis
Rubus canadensis Rubus canadensis Rubus canadensis Rubus canadensis Rubus canadensis Rubus canadensis Flower/Fruit - Summer - Cumberland Co., NC Flower/Fruit - Summer - Cumberland Co., NC

Thornless Common Honeylocust

Gleditsia triacanthos var. inermis
Tree Tree 'Sunburst' Form 'Sunburst' Form Pubescent rachilla and pinnules Pubescent rachilla and pinnules
8 Cultivars/Varieties

Thornless Honey Locust

Gleditsia triacanthos var. inermis
Tree Tree 'Sunburst' Form 'Sunburst' Form Pubescent rachilla and pinnules Pubescent rachilla and pinnules
8 Cultivars/Varieties

Thornless Sweetgum

Liquidambar styraciflua 'Rotundiloba'
Form Form Form Form Close up of leaves Close up of leaves Leaves Leaves Fall Color Fall Color Bark Bark

Thorn Plum

Crataegus douglasii
Flower Flower Leaves Leaves Leaves in Fall Leaves in Fall Fruit Fruit Thorn Thorn Mature Bark Mature Bark

Thorny Burr

Arctium lappa
Close up of globe-like inflorescence. Close up of globe-like inflorescence. Flat topped flower cluster. Flat topped flower cluster. Flowers Flowers Flowers Flowers Form Form Spent flowers that dry out and form burrs. Spent flowers that dry out and form burrs.

Thorny elaeagnus

Elaeagnus pungens 'Fruitlandii'
Flower and stem in Dec. Flower and stem in Dec.

Thorny Elaeagnus

Elaeagnus pungens
Form Form Whole plant Whole plant Flowers Flowers Eleagnus pungens Eleagnus pungens Fruit Fruit Whole plant Whole plant
3 Cultivars/Varieties

Thorny Locust

Gleditsia triacanthos
Gleditsia triacanthos Gleditsia triacanthos Gleditsia triacanthos Gleditsia triacanthos Thorns are the reason this does not make a good landscape tree. Thorns are the reason this does not make a good landscape tree. Gleditsia triacanthos Gleditsia triacanthos Gleditsia triacanthos 'Sunburst' Gleditsia triacanthos 'Sunburst' Fall Color Tree Fall Color Tree
6 Cultivars/Varieties

Thorny Olive

Elaeagnus pungens
Form Form Whole plant Whole plant Flowers Flowers Eleagnus pungens Eleagnus pungens Fruit Fruit Whole plant Whole plant
3 Cultivars/Varieties

Thoroughwax

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

Thorough-wax

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

Thoroughwort

Conoclinium greggii
Conoclinium greggii Conoclinium greggii Conoclinium greggii Conoclinium greggii Eupatorium greggii 'Blue Mist' leaves and bloom Eupatorium greggii 'Blue Mist' leaves and bloom Conoclinium greggii Conoclinium greggii
1 Cultivar/Variety

Thoroughwort

Eupatorium capillifolium
Eupatorium capillifolium Eupatorium capillifolium Eupatorium capillifolium Eupatorium capillifolium Eupatorium capillifolium Eupatorium capillifolium Eupatorium capillifolium Eupatorium capillifolium Eupatorium capillifolium Eupatorium capillifolium Leaves Leaves
1 Cultivar/Variety

Thoroughwort

Eupatorium perfoliatum
Form Form Flowers Flowers Flowers Flowers Eupatorium perfoliatum Eupatorium perfoliatum Stems and leaves Stems and leaves Leaves Leaves

Thorowax

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

Thousandleaf

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
4 Cultivars/Varieties

Thousandleaf

Achillea millefolium
White flowers of the species White flowers of the species Achillea millefolium Achillea millefolium Close up of the species leaves Close up of the species leaves Achillea millefolium Achillea millefolium Achillea millefolium Achillea millefolium Achillea millefolium Achillea millefolium
12 Cultivars/Varieties

Threadleaf Blue Star

Amsonia hubrichtii
habit, Wake County, NC habit, Wake County, NC Amsonia hubrechtii Amsonia hubrechtii Amsonia hubrichtii Amsonia hubrichtii Amsonia hubrechtii Amsonia hubrechtii Amsonia hubrechtii Amsonia hubrechtii Amsonia hubrichtii Fall color Amsonia hubrichtii Fall color
2 Cultivars/Varieties

Threadleaf Coreopsis

Coreopsis verticillata
Coreopsis verticillata Coreopsis verticillata Flowers, buds and leaves Flowers, buds and leaves Coreopsis verticillata Coreopsis verticillata Flowers leaves, seed heads Flowers leaves, seed heads Coreopsis verticillata Coreopsis verticillata Coreopsis verticillata 'Moonbeam' Coreopsis verticillata 'Moonbeam'
6 Cultivars/Varieties

Threadleaf Giant Hyssop

Agastache rupestris
Form Form Form Form With Female Broad-tailed Hummingbird With Female Broad-tailed Hummingbird inflorescence inflorescence Flower Flower Flower close up Flower close up