Airy Shaw, H.K. & Turrill, W.B. (18 April 1928), Asperulae Australienses. Bulletin of Miscellaneous Information, Royal Gardens, Kew 3: 100-101 [tax. nov.]

• Type: "NEW SOUTH WALES ... Bulladelah, Oct. 1923, Rev. H.M.R. Rupp (type)."

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 188 [secondary reference]

James, T.A. & Allen, W.K. in Harden, G.J. (ed.) (1992), Asperula. Flora of New South Wales 3: 488 [secondary reference]

Threatened Species and Communities Section, Biodiversity Group, Environment Australia (8 July 1998), Endangered Species Protection Act 1992. Schedules 1, 2 & 3: 16 [secondary reference]

National Herbarium of New South Wales (2009), PlantNET Flora of New South Wales Online: - [secondary reference]

Thompson, I.R. (5 January 2009), A revision of Asperula and Galium (Rubiaceae: Rubiaceae) in Australia. Muelleria 27(1): 48, 50, Fig. 5 APC [secondary reference]

• APC Dist.: NSW

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