[Lesser Clubmosses and Spikemosses: The Genus Selaginella in the Cascade Mountains of Oregon and Washington]

Wallace's spikemoss as seen at left on mossy balds atop Castle Rock, Willamette National Forest.........June 24, 2018. The photo at right shows Wallace's spikemoss on rock outcrops near the south rim of Grizzly Peak, Cascade-Siskiyou National Monument......May 27, 2021.

Wallace's spikemoss clambering down the steep, moist north-facing slopes along the McCord Creek Trail in the Western Columbia River Gorge..........November 10, 2009.

Close-ups of Wallace's spikemoss as seen at Catherine Creek in the mid-Columbia River Gorge..........May 10, 2009.

Close-ups of Wallace's spikemoss as seen along the trail at Triple Falls on Oneonta Creek, Columbia River Gorge.........February 12, 2011.

A close-up (left) of Wallace's spikemoss as seen at Catherine Creek, Columbia River Gorge........February 2, 2014. Wallace's spikemoss as seen at Catherine Creek.........November 6, 2015.

Wallace's spikemoss as seen (left) on a moss-covered outcrop at the Labyrinth in the mid-Columbia River Gorge.........February 28, 2010. The photo at right shows Wallace's spikemoss as seen on basalt outcrops along the paved trail at Catherine Creek, Columbia River Gorge............January 31, 2016.