Lasallia papulosa (pictured in the photo is the red form of "common toadskin") on rock in the mountains of Virginia. Individual specimens of this species occasionally have high concentrations of a red pigment.
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Lasallia papulosa (pictured in the photo is the red form of "common toadskin") on rock in the mountains of Virginia. Individual specimens of this species occasionally have high concentrations of a red pigment.
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| Photograph copyright Stephen/Sylvia Sharnoff | |