Ptisana howeana (W.R.B.Oliv.) Murdock legitimate | sensu Council of Heads of Australasian Herbaria (2014), Australian Plant Census
Marattia fraxinea var. howeana W.R.B.Oliv. legitimate Marattia howeana (W.R.B.Oliv.) P.S.Green legitimate Marattia salicina subsp. nov. legitimate
Marattia fraxinea Sm. auct. non Sm.: Bentham, G. (March 1878), Flora Australiensis 7: 695 Marattia fraxinea Sm. auct. non Sm.: Hemsley, W.B. (1896), The Flora of Lord Howe Island. Annals of Botany 10(2): 267 Marattia salicina Sm. auct. non Sm.: Mueller, F.J.H. von (1877), Fragmenta Phytographiae Australiae 10(87): 118
  • LHI