Greenleaf Tuckermannopsis Lichen
Cetraria chlorophylla
Synonyms: Cetraria scutata, Tuckermannopsis chlorophylla
Greenleaf tuckermannopsis lichen on a branch along the Whistle Punk Trail near the old Wind River Tree Farm, Gifford Pinchot National Forest......October 5, 2013.
Greenleaf tuckermannopsis lichen as seen along the Willard Springs Trail in Conboy Lake National Wildlife Refuge........November 10, 2013.
Paul Slichter