White, C.T. (1 April 1933), Ligneous plants collected for the Arnold Arboretum in north Queensland by S.F. Kajewski in 1929. Contributions from the Arnold Arboretum of Harvard University 4: 23 [autonym]

Sleumer, H.O. (1955), Studies in Old World Proteaceae. Blumea 8(1): 14 [secondary reference]

taxonomic synonym: Helicia youngiana var. typica C.T.White [default]

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Triunia youngiana (C.Moore & F.Muell.) L.A.S.Johnson & B.G.Briggs legitimate

---