In the greenhouse, I carefully transplanted several whisk ferns into pots filled with coarse sand and peat.

During our hike, we stopped to examine a whisk fern clinging to the rock face.

The filmy ferns clung to the rainforest logs like translucent green lace.

A filmy fern clung to the damp cave wall, its delicate membranous fronds glistening with mist.

After work we headed to the new fern bar on Maple Avenue, where the ferns and dim lighting attracted a steady stream of young professionals.

On weekends, the college town's fern bars filled up with students looking for inexpensive drinks.

The explorers photographed the rare ice ferns growing along the glacial crevasse.

She traced the delicate pattern of the ice fern on the window with her fingertip, marveling at nature's lacework.

The Barnsley fern on the screen emerged after dozens of iterations of the fractal algorithm.

The mathematician displayed several Barnsley ferns to illustrate how simple affine transformations produce complex natural patterns.