Fiddleheads of Christmas Fern (Polystichum acrostichoides) unrolling along the Trillium Trail, Fox Chapel.
Christmas Fern (Polystichum acrostichoides) frond unfurling in the woods.
A fern rising from the leaves along the Trillium Trail in Fox Chapel.
Growing in the Kane Woods Nature Area, Scott Township.
Ferns dangle from the cracks between stones in a damp stone wall above Saw Mill Run, next to the Seldom Seen Arch.
It requires very little imagination to see why young fern leaves are called “fiddleheads.” This one was unrolling in late April along the Trillium Trail in Fox Chapel.