Tar Spot Fungus (Rhytisma acerinum) on Sycamore leaf. Visible and Ultraviolet Reflected.

Tar Spot Fungus (Rhytisma acerinum) on Sycamore leaf. Visible and Ultraviolet Reflected.

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Tar Spot Fungus (Rhytisma acerinum) on Sycamore leaf. Visible and Ultraviolet Reflected.
Ref:
Date:
Location:
Photographer: