Gleicheniaceae C.Presl
Diplopterigium longissimum K.A.W.Williams , orth. var., scientific
Williams, K.A.W. (1999), Native Plants of Queensland 4: 158 [primary reference]
Council of Heads of Australasian Herbaria (31 July 2018), Australian Plant Census: - [orthographic variant]
orthographic variant of: Diplopterygium longissimum (Blume) Nakai legitimate