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Photographic gallery.  Thousands of particles under the microscope.

Maple Seed Hair

The "hair" of the maple seed is next to the seed itself, where it joins the wing. These hairs are very sharp, stiff, and long. They are used as an "itching powder", a dermal irritant. Contact with these seed hairs results in contact dermatitis.


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Uphof, J.C. Th., Karl Hummel, and Karin Staesche, PLANT HAIRS, Gebruder Borntraeger, Berlin, 1962.