References from the California Lichen Catalog
- BRODO, I. M. 1984.
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The North American species of the Lecanora subfusca group,
in H. Hertel & F. Oberwinkler (eds.), Beiträge zur Lichenologie. Festschrift J. Poelt.
Beihefte zur Nova Hedwigia 79: 63–185.
Complete references section