SUSUMU NISHINAGA / SCIENCE PHOTO LIBRARY SUSUMU NISHINAGA / SCIENCE PHOTO LIBRARY
Red spider lily (Lycoris radiata) pollen, coloured scanning electron micrograph (SEM). An adhesive thread secreted by the anther, part of the male reproductive structure of the plant, is strung between the pollen grains. Pollen grains are the male sex cells of a flowering plant.
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