Schauer, J.C. in Lehmann, J.G.C. (ed.) (1844), Myrtaceae. Plantae Preissianae 1(1): 117 [comb. nov.]

• Type: "In arenosis secundum ripam dextram fl. Cygnorum, Decembri. Herb. Preiss. No. 136: frutex 10–20–pedalis; in arenosis silvae haud procul ab ora maris, Septembri flor., No. 137; in litore arenoso prope Busseltown (Sussex), Decembri seminifera, No. 138; in turfosis humidis umbrosisque ad radices montis Elphinstone (Plantagenet), No. 140; in rupestibus insulae Mistaken – Island, No. 139; in solo turfoso arenoso ad Stirling's Terrace (Plantagenet) alabastrigera, No. 147. King George's Sound: A. Cgh.! 1821 (v.v.c.)"

basionym: Billottia flexuosa var. angustifolia Otto & A.Dietr. legitimate

Wheeler, J.R. & Marchant, N.G. (23 November 2007), A revision of the Western Australian genus Agonis (Myrtaceae) and two new segregate genera Taxandria and Paragonis. Nuytsia 16(2): 400 [taxonomic synonym]

taxonomic synonym of: Agonis flexuosa (Willd.) Sweet var. flexuosa legitimate

Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Agonis flexuosa (Willd.) Sweet var. flexuosa legitimate

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