Wei, X., Schmitt, I., Hodkinson, B., Flakus, A., Kukwa, M., Divakar, P., Kirika, P., Otte, J., Meiser, A. & Lumbsch, H. 2017. Circumscription of the genus Lepra, a recently resurrected genus to accommodate the “Variolaria”-group of Pertusaria sensu lato (Pertusariales, Ascomycota) <em>PLOS ONE</em>, 12(7): 1-14.