Botanical name Asplenium australasicum
A common name Birds Nest Fern
JuvenileI only include these as juvenile because I know they get a lot bigger, of course they fully developed and fertile.
All of these images come from one location on Sassafras, in a damp gully.
At the moment this is the largest concentration of well developed Asplenium australasicum here. In other locations they appear in ones and twos, up in the trees or occaisionally on the ground.