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Egea, J.M.; Torrente, P. (1992). "Two new species of Lecanactis from Baja California". The Bryologist. 95 (2): 161–165. doi:10.2307/3243429. JSTOR3243429.
Clerc, P.; Herrera-Campos, M.A. (1997). "Saxicolous species of Usnea subgenus Usnea (lichenized Ascomycetes) in North America". The Bryologist. 100 (3): 281–301. doi:10.2307/3244499. JSTOR3244499.
Herrera-Campos, María De Los Angeles; Lücking, Robert (2003). "The foliicolous lichen flora of Mexico II. New species from the montane forest in Oaxaca and Puebla". The Bryologist. 106 (1): 1–8. doi:10.1639/0007-2745(2003)106[0001:TFLFOM]2.0.CO;2. S2CID85884103.