Wood Avens seeds. Coloured scanning electron micrograph (SEM). Wood avens (Geum sp.) is an adaptable, short-lived, weedy perennial that can be found in any kind of shaded habitat. Flower head form a spherical brown to dark brown bur about 2 cm in diameter; the seed in the bur has a sharply hooked tip. Seeds cling to, and are efficiently distributed by, mammal fur, bird feathers, and clothing of humans. Magnification: x265 when printed 10 centimetres wide.

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Size: 4572px × 4491px
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Photo credit: © STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: animal, avens, biological, biology, botanical, botany, bur, close-, coloured, detail, dispersal, electron, false-coloured, flora, herb, micrograph, microscope, plant, scanning, seed, seeds, sem, wood