Tuckermanopsis americana
Tuckermanopsis americana
Brown, broad lobed foliose lichen. Often with marginal cilia and always with black projecting pycnidia. upper surface pale brown, wrinkled. Lower surface dark with sparse rhizines. Apothecia thalline and common. Medulla with allectoric acid (KC+ orange to pink). Weak UV+ Blueish white. Uncommon in both forest areas surveyed in Hoxie Gorge Preserve, this specimen was collected from a decorticate spruce branch on a still standing spruce tree alongside of an access road.