Linnaeus, C. (1 May 1753), Species Plantarum 1: 101 [tax. nov.]

• Type: (not designated).

Linnaeus, C. (1754), Genera Plantarum Edn. 5: 44 [secondary reference]

Bentham, G. (5 January 1867), Orders XLVIII. Myrtaceae- LXII. Compositae. Flora Australiensis 3: 403 [secondary reference]

taxonomic synonym: Houstonia Gronov. legitimate taxonomic synonym: Oldenlandia L. legitimate taxonomic synonym: Metabolos Blume legitimate

Bailey, F.M. (1913), Comprehensive Catalogue of Queensland Plants: 237 [secondary reference]

Bremekamp, C.E.B. (1952), Verhandelingen der Koninklijke Nederlandsche Akademie van Wetenschappen, Afdeeling Natuurkunde; Tweede Sectie 48(2): 29 [secondary reference]

• Type: Hedyotis fruticosa L.

Marsden, C.R. in Jessop, J.P. (ed.) (1981), Rubiaceae (except Gardenia). Flora of Central Australia: 280 [secondary reference]

Ross, E.M. in Stanley, T.D. & Ross, E.M. (1986), Rubiaceae. Flora of South-eastern Queensland 2: 323 APC [secondary reference]

• APC Dist.: NT, Qld

Brummitt, R.K. (1992), Vascular Plant Families and Genera: 269 [secondary reference]

taxonomic synonym: Metabolos Blume legitimate

James, T.A. in Harden, G.J. (ed.) (1992), Hedyotis. Flora of New South Wales 3: 496 [secondary reference]

Koch, B.L. & Halford, D.A. in Wheeler, J.R. (ed.) (1992), Hedyotis. Flora of the Kimberley Region: 914-915 [secondary reference]

Halford, D.A. (9 September 1992), Review of the genus Oldenlandia L. (Rubiaceae) and related genera in Australia. Austrobaileya 3(4): 712-713 [secondary reference]

Halford, D.A. (9 September 1992), Review of the genus Oldenlandia L. (Rubiaceae) and related genera in Australia. Austrobaileya 3(4): 686 [pro parte taxonomic synonym]

pro parte taxonomic synonym of: Oldenlandia L. legitimate

Cooper, W.E. & Cooper, W.T. (2004), Fruits of the Australian Tropical Rainforest: 442 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 395 [secondary reference]

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