Monoecious flowers of birch: male flower catkins that distrubute pollens and induce pollinosis.

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Size: 3900px × 3935px
Photo credit: © Heiti Paves / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: allergy, aments, betula, betulaceae, birch, catkins, forest, monoecious, nature, palynological, pollen, pollinosis, spring, staminate, tree