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 [nom. nov.]

replaced synonym: Haplostichanthus rufescens Jessup legitimate

• Etymology: "The new specific epithet describes the hispid leaves, flowers and fruits."

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 [secondary reference]

nomenclatural synonym: Haplostichanthus rufescens Jessup legitimate

Council of Heads of Australasian Herbaria (2016), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Haplostichanthus rufescens Jessup legitimate taxonomic synonym: Haplostichanthus sp. 'Johnstone River' (L.W.Jessup+ 471) [n/a] taxonomic synonym: Haplostichanthus sp. (=RFK/3016) [n/a] taxonomic synonym: Haplostichanthus sp. (Johnstone River LWJ 471) [n/a] taxonomic synonym: Haplostichanthus sp. (Johnstone River L.W.Jessup+ 471) [n/a] taxonomic synonym: Haplostichanthus sp. (RFK/3016) [n/a] pro parte taxonomic synonym: Haplostichanthus longirostris (Scheff.) Heusden legitimate

• APC Dist.: Qld

Turner, I.M. (2018), Annonaceae of the Asia-Pacific region: names, types and distributions. The Gardens' Bulletin, Singapore 70(1): 641 [secondary reference]

nomenclatural synonym: Haplostichanthus rufescens Jessup legitimate

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