Ranges across the province (Thomson, John W. American Arctic Lichens: Vol. 2. The Microlichens. University of Wisconsin Press, 1997.; Bird, Charles D., et al. Lichens from the area drained by the Peel and Mackenzie rivers, Yukon and Northwest Territories, Canada. II. Microlichens. Canadian Journal of Botany 59.7 (1981): 1231-1252.;Ahti, Teuvo, George W. Scotter, and Heino Vänskä. Lichens of the reindeer preserve, northwest territories, Canada. Bryologist (1973): 48-76.;Ahti, Teuvo, George W. Scotter, and Heino Vänskä. Lichens of the reindeer preserve, northwest territories, Canada. Bryologist (1973): 48-76.)
