[Unidentified Lichens of the Columbia River Gorge of Oregon and Washington]

Unidentified Gorge Lichen #8

possibly a Rhizocarpon sp. or Pleopsidium sp. ?

Can you help verify the identity of this lichen?

Unidentified Columbia River Gorge Lichen #8

An unidentified lichen (possibly a Rhizocarpon sp. ?) seen atop basalt cliffs at the north edge of Chenoweth Table, Columbia River Gorge..........March 28, 2013. Several other lichens are visible including what apears to be Umbilicaria phaea and possibly a Rhizoplaca sp.?.

Unidentified Columbia River Gorge Lichen #8

An unidentified lichen (possibly a Rhizocarpon sp. ?) seen atop basalt cliffs at the north edge of Chenoweth Table, Columbia River Gorge..........March 28, 2013.

Paul Slichter E-mail