Gahnia trifida, common name Coastal saw sedge, has very rough leaf margins giving it its common name. The species grows in dense tussocks, 1.5 m high and 1 m across, with leaves over 1 m long and drooping. The leaf blade is inrolled from the margin on the upper surface.Stems are rigid and erect. Branchlets containing the flowering heads emerge from axils at the main bracts. This branchlet has a spike-like arrangement of numerous, yellow or brown, clusters of flower heads. The species occurs in wetlands of coastal regions. The habitat is moist, often adjacent to creeks and swamps, and may also be saline.
203.00 Location Many specimens form part of the Tarwin River bank restoration plantings.