Araceae Juss.
Spirodela oligorrhiza var. pusilla Hegelm. , legitimate, scientific
Hegelmaier, C.F. (1868), Die Lemnaceen: 149 [tax. nov.]
  • Type: "... Neuholland gesehen; Brisbane River on Azolla (A. DIETR., comm. RCHB., fil.). Barwon River, Victoria. (OLDFIELD mit L. minor comm. RCHB. fil.). – Burdekin River (c. F. v. MÜLL.); Murray River (c. F. v. MÜLL.);"
Plas, F. van der (1971), Lemnaceae. Flora Malesiana Series I 7(1): 226 [secondary reference]
Council of Heads of Australasian Herbaria (2006), Australian Plant Census: - [taxonomic synonym]
taxonomic synonym of: Landoltia punctata (G.Mey.) Les & D.J.Crawford legitimate