Family: Blechnaceae.
Occurrence. Rare. Ray Water-fern has been recorded on Fryers Ridge.
The leaflets of barren fronds are rounded at the tip. The lower leaflets are shortly stalked and the upper leaflets are broad-based.
Unlike the other water ferns the stalks are covered with hairs and narrow scales.
The fertile fronds are flattened into a rosette.
fluviatile = growing in running water.