Grows on wet rocks in open forest usually on sandstone.
Blechnum ambiguum is listed in the following regions:
Canberra & Southern Tablelands | Southern Highlands | South Coast | Greater Sydney
Maps
Bargo River State Conservation Area Bomaderry Creek Bushcare Bomaderry Creek Regional Park Booderee National Park Budderoo National Park Bundanoon Cambewarra Range Nature Reserve Fitzroy Falls Hill Top Meryla Meryla State Forest Morton National Park Robertson Rodway Nature Reserve Royal National Park Wingecarribee Local Government Area WoodlandsPlaces
Robertson, NSW Royal National Park, NSW