Bungartz, F., Hillmann, G., Kalb, K. & Elix, J.A. (2013)

Leprose and leproid lichens of the Galapagos, with a particular focus on Lepraria (Stereocaulaceae) and Septotrapelia (Pilocarpaceae)

. Phytotaxa 150 (1): 1–28. https://doi.org/10.11646/phytotaxa.150.1.1