| Scientific Name | Gahnia filum |
| Size and form | A tall, perennial, tussock sedge 1-1.2m high and 1m wide. |
| Flowers, leaves and fruit | A dense, narrow inflorescence panicle occurs from spring to summer. Fruit is a narrow, brown nut. Leaves are long, linear and flat with rough margins. |
| Growing conditions | Prefers saltmarsh environments in a full-sun position. Important plant for the Skipper Butterfly. |
