Nomenclature: wfo-0000407541
Thelocephala malleolata Kakteen Südamerika 3: 1020. 1980.
Nomenclatural References
- person : Friedrich Ritter (1898-1989) Based on occurrence of standard abbreviation 'F.Ritter' in the authors string.
- database : The Plant List version 1.0, record: kew-2432557
- database : The Plant List version 1.1, record: kew-2432557