In autumn the seed heads of Thistles start to release their seeds in vast numbers. Each seed is carried by many silky filaments in the wing. the seeds

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In autumn the seed heads of Thistles start to release their seeds in vast numbers. Each seed is carried by many silky filaments in the wing. the seeds are a favourite food of Goldfinch

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Size: 5200px × 3467px
Location: Scarborough, UK
Photo credit: © Nick Greaves / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: angiosperms, apex, asteraceae, autumn, body, buds, carbohydrates, cellulose, cirsium, close-, common, compositae, dispersal, dissolve, edible, exposure, flora, fruit, growth, gymnosperms, head, hidden, insects, kingdom, leaves, lignin, macro, maximise, minerals, naked, nitrogen, nutrients, ovary, parachute, pastures, photosynthesis, plant, point, pollination, prickles, propagation, protection, seasons, seed, seeds, spear, spikes, spines, thistle, transpiration, undergrowth, vulgare, water, weed, wind