Webb, P.B. & Berthelot, S. (1844), Histoire Naturelle des Iles Canaries 2: 230-231 [comb. nov.]

basionym: Buphthalmum spinosum L. legitimate

Black, J.M. (1929), Bignoniaceae - Compositae. Flora of South Australia 4: 643 [nomenclatural synonym]

nomenclatural synonym of: Pallenis spinosa (L.) Cass. legitimate

Black, J.M. & Robertson, E.L. (1957), Flora of South Australia Edn. 2, 4: 922 [nomenclatural synonym]

nomenclatural synonym of: Pallenis spinosa (L.) Cass. legitimate

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Buphthalmum spinosum L. legitimate nomenclatural synonym: Pallenis spinosa (L.) Cass. legitimate

• APC Dist.: SA (naturalised)

Wilson, Paul G. in Wilson, A.J.G. (ed.) (2015), Asteriscus. Flora of Australia 37: 385, Fig. 52A-F, map [secondary reference]

nomenclatural synonym: Buphthalmum spinosum L. legitimate nomenclatural synonym: Pallenis spinosa (L.) Cass. legitimate

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