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Dwight McCarter, with a sprig of mint tucked in his hair to keep the bugs at bay.

Photo: Erika Larsen

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Looking down on the Great Smoky Mountains.

Photo: Erika Larsen

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McCarter uses jewelweed to lessen the itch of poison ivy.

Photo: Erika Larsen

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Striking off into the mountains that surround Blackberry Farm.

Photo: Erika Larsen

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McCarter’s well-worn hiking boots.

Photo: Erika Larsen

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Pages of personal notes from years spent in the woods fill McCarter’s field guide.

Photo: Erika Larsen

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McCarter in his element.

Photo: Erika Larsen

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A Gorgone Checkerspot at rest.

Photo: Erika Larsen