Basionym Name:Lepraria santamonicae K. Knudsen & Elix, Bryologist 110(1): 115 (2007)
Homotypic synonyms:Leprocaulon santamonicae (K. Knudsen & Elix) Lendemer & B.P. Hodk., Mycologia 105(4): 1013 (2013)