Iotasperma sessilifolium (F.Muell.) G.L.Nesom legitimate | sensu Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census
Erigeron sessilifolia R.A.Kerrigan & Albr. orth. var. Erigeron sessilifolius F.Muell. legitimate Iotasperma sessilifolia G.L.Nesom orth. var.
Erigeron ambiguus F.Muell. auct. non F.Muell.: Jessop, J.P. in Jessop, J.P. (ed.) (1981), Compositae (Asteraceae) - most genera. Flora of Central Australia: 376 Erigeron ambiguus F.Muell. auct. non F.Muell.: Lawrence, M.E. in Wheeler, J.R. (ed.) (1992), Acanthospermum - Gnaphalium. Flora of the Kimberley Region: 945, Fig. 286Q, 288C Iotasperma australiense G.L.Nesom auct. non G.L.Nesom: Albrecht, D.E., Duguid, A.W., Latz, P.K., Coulson, H. & Barritt, M.J. (1997), Vascular plant checklist for the southern bioregions of the Northern Territory: 70, 190
  • Treated as Erigeron sessilifolius in NSW.
  • WA, NT, SA, Qld, NSW