Physcia millegrana

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Common Name Mealy Rosette Lichen
Family Physciaceae
Genus Physcia
Species millegrana
Authority
Synonyms N/A
Comments P. millegrana is one of the most common bark-dwelling lichens in eastern North America.
Location Found University of Waterloo
Growth Structure Foliose
Environmental Monitoring It is generally a pollution tolerant lichen. It is tolerant to sulphur and nitrous oxides and reduced nitrogen.
References Brodo et al, 2001.; Will-Wolf et al, 2015.