About Austroblechnum patersonii subsp. patersonii
Austroblechnum patersonii subsp. patersonii, commonly known as the strap water-fern, is a fern that belongs to the family Blechnaceae. It has the synonym Blechnum patersonii. This plant is native to eastern Australia, including the states of Queensland, New South Wales, Victoria and Tasmania, as well as Lord Howe Island, New Zealand, and the Society Islands (specifically Tahiti).