Proteaceae Juss.
Dryandra aff. hewardiana (A.S.George 16789) , [n/a], phrase name
Hopper, S.D., van Leeuwen, S.J., Brown, A.P. & Patrick, S.J. (1990), Western Australia's Endangered Flora: 111, 125 [primary reference]
Council of Heads of Australasian Herbaria (2014), Australian Plant Census: - [taxonomic synonym]
taxonomic synonym of: Banksia trifontinalis (A.S.George) A.R.Mast & K.R.Thiele legitimate