Jessup, L.W. in Wilson, A.J.G. (ed.) (2007), Appendix. Annonaceae. Flora of Australia 2: 449 [tax. nov.]

• Type: "Williams Spring, Head of Big Creek, 22.4 km NE of Bamaga, Qld, 17 Feb. 1994, D.G.Fell DGF3784, J.P.Stanton & C.Roberts; holo: BRI."

• Etymology: "Named from the Latin frutex (shrub) and the suffix -osus (development), in reference to the habit."

Jessup, L.W. in Wilson, A.J.G. (ed.) (2007), Annonaceae. Flora of Australia 2: 41, Fig. 9A-D, Map 46 [secondary reference]

taxonomic synonym: Haplostichanthus sp. (Rocky River Scrub P.I.Forster+ PIF10617) [n/a] pro parte misapplication: Haplostichanthus longirostris (Scheff.) Heusden legitimate by Heusden, E.C.H. van (1994), Revision of Haplostichanthus (Annonaceae). Blumea 39(1/2): 228, figs 1c-d, 5 (map)

• APC Dist.: Qld

Xue, B., Su, Y.C.F., Thomas, D.C. & Saunders, R.M.K. (2012), Pruning the polyphyletic genus Polyalthia (Annonaceae) and resurrecting the genus Monoon. Taxon 61(5): 1034 [basionym]

basionym of: Polyalthia fruticosa (Jessup) B.Xue & R.M.K.Saunders legitimate

Bostock, P.D. & Holland, A.E. (November 2015), Appendix A: New names and name and status changes 2014 census to 2015 census. Introduction to the Census of the Queensland Flora 2015: 17 [nomenclatural synonym]

nomenclatural synonym of: Polyalthia fruticosa (Jessup) B.Xue & R.M.K.Saunders legitimate

Council of Heads of Australasian Herbaria (2016), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Polyalthia fruticosa (Jessup) B.Xue & R.M.K.Saunders legitimate

Turner, I.M. (2018), Annonaceae of the Asia-Pacific region: names, types and distributions. The Gardens' Bulletin, Singapore 70(1): 640 [secondary reference]

• Type: "Australia, Queensland, Williams Spring, 22.4 km NE of Bamaga, 17 February 1994, D.G. Fell, J.P. Stanton & C. Roberts DGF3784 (holotype BRI [BRI-AQ0631751])."

Turner, I.M. (2018), Annonaceae of the Asia-Pacific region: names, types and distributions. The Gardens' Bulletin, Singapore 70(1): 640 [nomenclatural synonym]

nomenclatural synonym of: Polyalthia fruticosa (Jessup) B.Xue & R.M.K.Saunders legitimate

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Polyalthia fruticosa (Jessup) B.Xue & R.M.K.Saunders legitimate

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