Involucre

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Wild hazelnuts with leaf and involucre,husk isolated. Wild hazelnuts with leaf and husk isolated on white background Royalty Free Stock ImageWild hazelnuts with leaf and involucre,husk isolated. Wild hazelnuts with leaf and husk isolated on white backgroundThistle. Is the common name of a group of flowering plants characterised by leaves with sharp prickles on the margins, mostly in the family Asteraceae Stock PhotoThistle. Is the common name of a group of flowering plants characterised by leaves with sharp prickles on the margins, mostly in the family AsteraceaeTaraxacum mongolicum Hand.-Mazz. Perennial herbs of the genera of the genus dandelion. Root conical, brownish brown, shrunk, sometimes wavy or pinnate, the base Stock ImagesTaraxacum mongolicum Hand.-Mazz. Perennial herbs of the genera of the genus dandelion. Root conical, brownish brown, shrunk, sometimes wavy or pinnate, the baseTaraxacum mongolicum Hand.-Mazz. Perennial herbs of the genera of the genus dandelion. Root conical, brownish brown, shrunk, sometimes wavy or pinnate, the base Stock ImagesTaraxacum mongolicum Hand.-Mazz. Perennial herbs of the genera of the genus dandelion. Root conical, brownish brown, shrunk, sometimes wavy or pinnate, the baseHazelnuts. The fruit of the hazelnut, in a leafy involucre (husk Stock PhotographyHazelnuts. The fruit of the hazelnut, in a leafy involucre (huskGrindelia squarrosa, Curly-top gumweed, Curlycup gumweed. Decumbent perennial herb with alternate leaves small yellow bumpy marginal teeth and yellow Royalty Free Stock PhotosGrindelia squarrosa, Curly-top gumweed, Curlycup gumweed. Decumbent perennial herb with alternate leaves small yellow bumpy marginal teeth and yellowSenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded by Royalty Free Stock PhotographySenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded bySenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded by Stock PhotoSenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded bySenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded by Royalty Free Stock PhotographySenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded bySenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded by Royalty Free Stock PhotographySenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded bySenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded by Stock PhotographySenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded bySenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded by Royalty Free Stock PhotographySenecio vulgaris, groundsel, Old-man-in-the-Spring. Annual weed with pinnately lobes clasping leaves and yellow usually ray-less flower heads surrounded byUnderside of yellow sunflower. Close up of bottom of sunflower, showing details -hairs, stem,bracts, involucre, etc Stock PhotographyUnderside of yellow sunflower. Close up of bottom of sunflower, showing details -hairs, stem,bracts, involucre, etcBristly-ox-tongue, Helminthotheca echioides. Helminthotheca echioides, Picris echioides, bristly-ox-tongue, bristly herb with bristles on leaves and stem, yellow Royalty Free Stock ImageBristly-ox-tongue, Helminthotheca echioides. Helminthotheca echioides, Picris echioides, bristly-ox-tongue, bristly herb with bristles on leaves and stem, yellowBristly-ox-tongue, Helminthotheca echioides. Helminthotheca echioides, Picris echioides, bristly-ox-tongue, bristly herb with bristles on leaves and stem, yellow Stock ImagesBristly-ox-tongue, Helminthotheca echioides. Helminthotheca echioides, Picris echioides, bristly-ox-tongue, bristly herb with bristles on leaves and stem, yellowPotato. Blossom of potato & x28;Solanum tuberosum& x29;. Close up Stock PhotosPotato. Blossom of potato & x28;Solanum tuberosum& x29;. Close upPotato. Blossom of potato & x28;Solanum tuberosum& x29;. Close up Stock PhotosPotato. Blossom of potato & x28;Solanum tuberosum& x29;. Close upPotato. Blossom of potato & x28;Solanum tuberosum& x29;. Close up Royalty Free Stock PhotoPotato. Blossom of potato & x28;Solanum tuberosum& x29;. Close upPotato. Blossom of potato & x28;Solanum tuberosum& x29;. Close up Stock PhotographyPotato. Blossom of potato & x28;Solanum tuberosum& x29;. Close upPotato. Blossom of potato Solanum tuberosum Stock ImagePotato. Blossom of potato Solanum tuberosumPotato. Blossom of potato Solanum tuberosum. Close up Stock ImagePotato. Blossom of potato Solanum tuberosum. Close upGarlic bolt. A bunch of fresh garlic bolt with white background Royalty Free Stock PhotoGarlic bolt. A bunch of fresh garlic bolt with white backgroundGarlic stem. Fresh garlic stem with white background Stock PhotoGarlic stem. Fresh garlic stem with white backgroundBurgrass or hedgehog grass. Or  Cenchrus echinatus Royalty Free Stock PhotosBurgrass or hedgehog grass. Or Cenchrus echinatusBurgrass or hedgehog grass. Or Cenchrus echinatus Stock ImagesBurgrass or hedgehog grass. Or Cenchrus echinatusBlossoming potato. A white flower of a potato plant Stock PhotosBlossoming potato. A white flower of a potato plantBee Landing on Thistle Stock PhotosBee Landing on ThistleBlossoming potato. A white flower of a potato plant with green leaves Royalty Free Stock PhotoBlossoming potato. A white flower of a potato plant with green leavesEuphorbia Palustris - Marsh Spurge plant. Euphorbia palustris, known populary as Marsh Spurge or Swamp Spurge is a plant from the family of Euphorbiaceae native Royalty Free Stock ImageEuphorbia Palustris - Marsh Spurge plant. Euphorbia palustris, known populary as Marsh Spurge or Swamp Spurge is a plant from the family of Euphorbiaceae nativeWasp on a thistle. Wasps attracted to sweet nectar of a thistle flower Royalty Free Stock PhotoWasp on a thistle. Wasps attracted to sweet nectar of a thistle flowerFlower of Golden Trumpet Tree& Cotton Tree. Flower of Golden Trumpet Tree(Tabebuia chrysantha) & Cotton Tree(Bombax Ceiba Royalty Free Stock PhotographyFlower of Golden Trumpet Tree& Cotton Tree. Flower of Golden Trumpet Tree(Tabebuia chrysantha) & Cotton Tree(Bombax CeibaPotato blossom. Close up photo of a potato blossom, selective focus Royalty Free Stock ImagePotato blossom. Close up photo of a potato blossom, selective focusLone Purple Thistle. Beautiful flowering purple thistle in growing in the wild in the Rocky Mountains Stock PhotoLone Purple Thistle. Beautiful flowering purple thistle in growing in the wild in the Rocky MountainsLone Purple Thistle. Beautiful flowering purple thistle in growing in the wild in the Rocky Mountains Royalty Free Stock PhotographyLone Purple Thistle. Beautiful flowering purple thistle in growing in the wild in the Rocky MountainsHop Hornbeam (Ostrya carpinifolia). Foliage and papery fruiting structures of Hop Hornbeam (Ostrya carpinifolia Stock PhotoHop Hornbeam (Ostrya carpinifolia). Foliage and papery fruiting structures of Hop Hornbeam (Ostrya carpinifoliaPurple greater burdock flower. With prickles Stock ImagePurple greater burdock flower. With pricklesCosta Rica pristine beach. Typical pristine beech in Costa Rica on the Caribbean side shot in Grandoca-Manzanillo wildlife refuge Royalty Free Stock PhotoCosta Rica pristine beach. Typical pristine beech in Costa Rica on the Caribbean side shot in Grandoca-Manzanillo wildlife refugeYoung green greater burdock flower. With prickles Royalty Free Stock PhotosYoung green greater burdock flower. With pricklesCommon hornbeam Carpinus betulus. Trunk of an old common hornbeam Carpinus betulus tree Stock PhotoCommon hornbeam Carpinus betulus. Trunk of an old common hornbeam Carpinus betulus treeCommon hornbeam Carpinus betulus. Old common hornbeam Carpinus betulus tree Royalty Free Stock ImageCommon hornbeam Carpinus betulus. Old common hornbeam Carpinus betulus treeCake with butter cream. Isolated on white background Stock ImageCake with butter cream. Isolated on white backgroundBig blooming chestnut. Many flowering branches. Nature Royalty Free Stock PhotographyBig blooming chestnut. Many flowering branches. NatureSpurge flower reproductive parts. Close up of ornamental spurge flower. High key Stock PhotographySpurge flower reproductive parts. Close up of ornamental spurge flower. High keyDandelion flower head. Dandelion plant dry flower head closeup abstract natural background. Selective focus Royalty Free Stock PhotoDandelion flower head. Dandelion plant dry flower head closeup abstract natural background. Selective focusTurkish hazelnut, bristly fruit cluster and nuts, closeup  isola. Turkish hazelnut or Turkish filbert (Corylus colurna), dry bristly fruit cluster and nuts Stock PhotographyTurkish hazelnut, bristly fruit cluster and nuts, closeup isola. Turkish hazelnut or Turkish filbert (Corylus colurna), dry bristly fruit cluster and nutsTurkish hazelnut, bristle fruit cluster and nuts on dark rustic. Turkish hazelnut or filbert Turkish (Corylus colurna), dry bristle fruit cluster and nuts on a Stock ImagesTurkish hazelnut, bristle fruit cluster and nuts on dark rustic. Turkish hazelnut or filbert Turkish (Corylus colurna), dry bristle fruit cluster and nuts on aDry flower and nuts of turkish hasel on wood. Turkish hazel or filbert Turkish (Corylus colurna), dry bristly fruit cluster and nuts on rustic wood, Copy Space Royalty Free Stock PhotographyDry flower and nuts of turkish hasel on wood. Turkish hazel or filbert Turkish (Corylus colurna), dry bristly fruit cluster and nuts on rustic wood, Copy SpaceCoat button, Mexican daisy, Tridax daisy, Wild Daisy. Or Tridax procumbens Royalty Free Stock ImageCoat button, Mexican daisy, Tridax daisy, Wild Daisy. Or Tridax procumbensPotato flower. On a green background Stock PhotoPotato flower. On a green backgroundFlower bud. Close up with dew drop Stock PhotoFlower bud. Close up with dew dropBacklit flowered chestnut tree branch in bloom. Spring is in the city and in the green parks Royalty Free Stock PhotosBacklit flowered chestnut tree branch in bloom. Spring is in the city and in the green parksMacro of underside of sunflower. Close up of underside of yellow sunflower creates abstract background Royalty Free Stock PhotographyMacro of underside of sunflower. Close up of underside of yellow sunflower creates abstract backgroundDandelion plant macro. Abstract nature background. Selective focus Royalty Free Stock PhotosDandelion plant macro. Abstract nature background. Selective focusHazel. The hazel Corylus is a genus of deciduous trees and large shrubs native to the temperate Northern Hemisphere. The genus is usually placed in the birch Stock PhotoHazel. The hazel Corylus is a genus of deciduous trees and large shrubs native to the temperate Northern Hemisphere. The genus is usually placed in the birchThistle. Is the common name of a group of flowering plants characterised by leaves with sharp prickles on the margins, mostly in the family Asteraceae. Prickles Stock ImagesThistle. Is the common name of a group of flowering plants characterised by leaves with sharp prickles on the margins, mostly in the family Asteraceae. PricklesThistle on flower. Natural. Thistle is the common name of a group of flowering plants characterised by leaves with sharp prickles on the margins, mostly in the Stock ImageThistle on flower. Natural. Thistle is the common name of a group of flowering plants characterised by leaves with sharp prickles on the margins, mostly in theTaraxacum mongolicum Hand.-Mazz. Perennial herbs of the Compositae. Capitate, white crested a pompon on the seeds, flowers after the wind to a new place to the Royalty Free Stock PhotoTaraxacum mongolicum Hand.-Mazz. Perennial herbs of the Compositae. Capitate, white crested a pompon on the seeds, flowers after the wind to a new place to theTaraxacum mongolicum Hand.-Mazz. Dandelion (Latin name: Taraxacum mongolicum Hand.-Mazz.) family, is a perennial herb of dandelion. Root conic shape, surface Stock ImageTaraxacum mongolicum Hand.-Mazz. Dandelion (Latin name: Taraxacum mongolicum Hand.-Mazz.) family, is a perennial herb of dandelion. Root conic shape, surface