Myrtaceae Juss.
Calothamnus sect. Pentaphalanx Kuntze , nom. inval., nom. nud., scientific
Reichenbach, H.G.L. in Post, T. von & Kuntze, O. (1903), Lexikon Generum Phanerogamarum: 93 [secondary reference]
  • Comment: Description limited to "Pentameri".
Hawkeswood, T.J. (23 December 1987), A taxonomic revision of the genus Calothamnus Labill. (Myrtaceae: Leptospermoideae). Part 1. The 4-merous species. Nuytsia 6(1): 71 [secondary reference]
  • Neotype: Calothamnus gracilis R.Br.
  • Comment: Hawkeswood's designation of a neotype for this name is unnecessary as the section was not validly published by Kuntze.
Hawkeswood, T.J. (23 December 1987), A taxonomic revision of the genus Calothamnus Labill. (Myrtaceae: Leptospermoideae). Part 1. The 4-merous species. Nuytsia 6(1): 71 [taxonomic synonym]
taxonomic synonym of: Calothamnus subg. Pentacalothamnus Hawkeswood legitimate