Rubiaceae Juss.
Hydnophytum sp. , [n/a], phrase name
Elliot, W.R. & Jones, D.L. (1990), Encyclopaedia of Australian plants suitable for cultivation 5: 393 [primary reference]
Forster, P.I. (11 December 2001), Hydnophytum ferrugineum (Rubiaceae: Hydnophytinae), a new species of ant-plant from Cape York Peninsula, Queensland. Austrobaileya 6(1): 103 [taxonomic synonym]
taxonomic synonym of: Hydnophytum ferrugineum P.I.Forst. legitimate