Cetraria islandica

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Common Name True Iceland Lichen
Family Parmeliaceae
Genus Cetraria
Species islandica
Authority
Synonyms Parmelia islandica; Cornicularia islandica; Platysma islandicum; Physcia islandica; Cetraria islandica
Comments Was an important food source to Northern European populations during food shortages. It was typically grounded and added to flour, mashed potatoes, or soups.
Location Found Pukaskwa National Park, ON
Growth Structure Fruticose
Environmental Monitoring N/A
References Brodo et al, 2001.; International Mycological Association, 2016.; Newmaster & Ragupathy, 2012.