A magnifying glass on a stand is focused on several pieces of lichen displayed on a table. The lichen samples vary in color, from white to light green. A pamphlet with text and an image of a tree is partially visible on the right side of the frame.

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A magnifying glass on a stand is focused on several pieces of lichen displayed on a table. The lichen samples vary in color, from white to light green. A pamphlet with text and an image of a tree is partially visible on the right side of the frame.

A magnifying glass on a stand is focused on several pieces of lichen displayed on a table. The lichen samples vary in color, from white to light green. A pamphlet with text and an image of a tree is partially visible on the right side of the frame.