Greygreen Reindeer Lichen
Cladonia rangiferina
Synonyms: Cladina rangiferina ssp. grisea, Cladina rangiferina
![Greygreen Reindeer Lichen: Cladonia rangiferina (Synonyms: Cladina rangiferina ssp. grisea, Cladina rangiferina)](rangiferina/rangiferina1a.jpg)
What appears to be grey reindeer lichen growing on mossy, talus slopes several miles up the Eagle Creek Trail, Columbia River Gorge..........April 11, 2013.
Paul Slichter