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

• Type: J.Drummond, 295.

basionym: Isopogon formosus var. dasylepis Meisn. legitimate

Foreman, D.B. in McCarthy, P.M. (ed.) (1995), Isopogon. Flora of Australia 16: 208-209, Map 202 [secondary reference]

nomenclatural synonym: Isopogon formosus var. dasylepis Meisn. legitimate

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Isopogon formosus var. dasylepis Meisn. legitimate taxonomic synonym: Isopogon sp. Busselton (G.J.Keighery 11534) [n/a]

• APC Dist.: WA

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]

nomenclatural synonym: Isopogon formosus var. dasylepis Meisn. legitimate

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