Cyathea x marcescens N.A.Wakef. legitimate | sensu Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census
Alsophila x marcescens (N.A.Wakef.) R.M.Tryon legitimate
Cyathea affinis (G.Forst.) Sw. auct. non (G.Forst.) Sw.: Hooker, W.J. & Baker, J.G. (1865), Synopsis Filicum 1: 27 Cyathea medullaris (G.Forst.) Sw. auct. non (G.Forst.) Sw.: Bentham, G. (March 1878), Flora Australiensis 7: 708-709, p.p. Cyathea medullaris (G.Forst.) Sw. auct. non (G.Forst.) Sw.: Ewart, A.J. (1925), Handbook of Forest Trees for Victorian Foresters: 38-42, Pl. IV, p.p. Cyathea medullaris (G.Forst.) Sw. auct. non (G.Forst.) Sw.: Ewart, A.J. (1931), Flora of Victoria: 34, p.p.
  • A reputed hybrid between Cyathea australis and C. cunninghamii (see P.D.Bostock in P.D.McCarthy (ed.), Fl. Australia 48: 199 (1998)).
  • Vic, Tas