Rhizomatous, perennial, herb or (fern), 1-3 m high, blade 1-pinnate; sporangia covering entire lower surface of fertile pinnae; rhizome scales to 8 mm. Fl. Mar to Aug. Black mud. Mangroves, swamps.
Beard’s Provinces: Eremaean Province, Northern Province.
IBRA Regions: Dampierland, Great Sandy Desert, Northern Kimberley, Pilbara.
IBRA Subregions: Chichester, McLarty, Mitchell, Pindanland.
IMCRA Regions: Kimberley.
Local Government Areas (LGAs): Broome, Derby-West Kimberley, East Pilbara, Wyndham-East Kimberley.