Why devote a decade to documenting the lichens of Great Smoky Mountains National Park? After nearly 100 years of study, the consensus by the 21st century was that the lichens of the Smokies were a ...

Lichen nitidus is an eruption of tiny, flesh-colored bumps on your skin. It’s a harmless condition that usually goes away on its own within a year. It used to be considered a variant of lichen planus, ...