Buellia sharpiana is a species of crustose lichen in the family Physciaceae.

It was formally described as a new species in 2013 by lichenologists James Lendemer and Richard Harris.

The type specimen was collected from the summit area of Mount Le Conte at an altitude of 6,300 ft (1,900 m).

The specific epithet sharpiana honors Evelyn Bunches Sharp, wife of bryologist Aaron J.

[2] In 2020, the lichen was assessed as a vulnerable species by the IUCN.