Plant id please

Plant id please

Observation - Plant id please - UK and Ireland. Description: This plant (looks like a fern )was seen in a mature conifer woodland in the Commeragh mountains .About 150mm long and 100mm high silvery colour .(sorry about picture quality ,breaking in a new camera )

This plant (looks like a fern )was seen in a mature conifer woodland in the Commeragh mountains .About 150mm long and 100mm high silvery colour .(sorry about picture quality ,breaking in a new camera )