Hairy-spined Shield Lichen Hypotrachyna horrescens (Taylor) Krog & Swinsc.  Synonyms: Hairy-spined Narrow-Shield, Parmelia horrescens, Parmelinopsis horrescens.

There are 8 records in the project database.

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GA ALWAFRCLMOHOBAHACEPGAACV CHSMKEQACN TADOWI SOWO 
Hairy-spined Shield Lichen in Garrett Co., Maryland (6/29/2015). Photo by Jim Stasz. (MBP list)

Hairy-spined Shield Lichen in Worcester Co., Maryland (3/10/2014). Photo by Lance Biechele. (MBP list)


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