Meisner, C.D.F. in Candolle, A.L.P.P. de (ed.) (1856), Proteaceae. Prodromus Systematis Naturalis Regni Vegetabilis 14(1): 278 [tax. nov.]

• Type: "I. formosus R. Br.! fide sp. autograph. in herb. SC. (Drumm, n. 295! Preiss, n. 670!). ... (v.s.)."

• Comment: Published as `β dasylepis'.

Foreman, D.B. in McCarthy, P.M. (ed.) (1995), Appendix: Isopogon. Flora of Australia 16: 479 [basionym]

basionym of: Isopogon formosus subsp. dasylepis (Meisn.) Foreman legitimate

Foreman, D.B. in McCarthy, P.M. (ed.) (1995), Isopogon. Flora of Australia 16: 208 [nomenclatural synonym]

nomenclatural synonym of: Isopogon formosus subsp. dasylepis (Meisn.) Foreman legitimate

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

nomenclatural synonym of: Isopogon formosus subsp. dasylepis (Meisn.) Foreman legitimate

Rye, B.L. & Hislop, M. (8 June 2017), Two new synonyms in Western Australian Proteaceae: Isopogon heterophyllus and I. teretifolius subsp. petrophiloides. Nuytsia 28: 170 [secondary reference]

• Type: " ‘In solo limoso planitiei ad flum Vasse, Sussex. Country’ [Vasse River, Western Australia], 17 December 1839, J.A.L. Preiss 670 (syn: LD 1315766, MEL 1532914 & 1535661); [no precise locality, Western Australia], s. dat., J. Drummond 295 (syn: K 000736630, LD 1829489, MEL 1532915)."

Rye, B.L. & Hislop, M. (8 June 2017), Two new synonyms in Western Australian Proteaceae: Isopogon heterophyllus and I. teretifolius subsp. petrophiloides. Nuytsia 28: 170 [nomenclatural synonym]

nomenclatural synonym of: Isopogon formosus subsp. dasylepis (Meisn.) Foreman legitimate

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