Dioales Doweld , legitimate, scientific
Doweld, A.B. (2001), Tentamen Systematis Plantarum Vascularium (Tracheophyta): XV [tax. nov.]
Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - [taxonomic synonym]
taxonomic synonym of: Cycadales Pers. ex Bercht. & J.Presl legitimate