
Thallus is a thick crust, consisting of tiny, cushion-like, granular areoles that are blue-grey to blue-green, usually densely covered by coalescent, grey-green soralia.
Similar species: Trapeliales
By Christine Young
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Uploaded Jan 3, 2019. Captured Feb 20, 2018 14:59 in 281 Main St S, Woodbury, CT 06798, USA.