A small valley in a forest where tree ferns are abundant:at this point the track enters a fern gully...
Harvey was appalled to discover that 'vandals' had destroyed the fern gully.
Some early colonial painters and poets were drawn to mountain ranges, fern gullies, and harbours which they could depict as picturesque or even sublime.
We went steeply down through fern gullies to the foot of the falls, three cascades that crash over slabs of rock.