Tree-ruffle Liverwort
Porella navicularis
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Tree-ruffle liverwort observed on tree trunks along the Fort to Sea Trail, Lewis and Clark National Historical Park.......January 11, 2019.
Tree ruffle liverwort as found on moist cliff faces along the Eagle Creek Trail, Columbia River Gorge National Scenic Area............April 13, 2012.
Tree ruffle liverwort as found on moist cliff faces along the Eagle Creek Trail, Columbia River Gorge National Scenic Area............April 13, 2012.
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Several images of tree ruffle liverwort as seen hanging from a horizontal, 3-4" diameter branch of Acer macrophyllum as seen along the lower Cape Horn loop trail, immediately east of the western railroad tunnel entrance, Columbia River Gorge..............Dec 13, 2012.
Paul Slichter