[Liverworts of the Columbia River Gorge of Oregon and Washington]

Tree-ruffle Liverwort

Porella navicularis

Tree-ruffle Liverwort: Porella navicularis

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: Porella navicularis

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: Porella navicularis - Tree-ruffle Liverwort: Porella navicularis

Close-up sideview of Tree-ruffle Liverwort: Porella navicularis

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