Initially following Malachowskis Key to Lichens in the Pygmy Forest. C. concinna is coastal where C. verticillata is inland. The species is more slender with narrow cups like this is presenting. Pg 102, McCune & Geiser, 2009.
Damon Tighe
2018-12-00
Sun Dec 02 2018 13:19:24 GMT-0800 (PST)
United States of America, California, Salt Point State Park, Jenner, CA, US