Lichen are a relationship between one fungus and an alga. They are posted in Fungi because the fungus determines the shape, which is key to identification.
Smooth Rock Tripe (Umbilicaria mammulata). Farmington, Pennsylvania. May, 2010.
Smooth Rock Tripe (Umbilicaria mammulata). Farmington, Pennsylvania. May, 2010.
Reindeer Lichen (Cladonia rangiferina). Commonly found growing in tundra, where reindeer feed on it. Found growing on ground under pines in high altitude. Seneca Rocks, West Virginia. Sep, 2010.
