Echinofossulocactus tetraxiphus (Otto ex K.Schum.) Oehme in Beitr. Sukkulentenk. Sukkulentenpflege 1938: 82. 1938.

Nomenclatural References

• person : Christoph Friedrich Otto (1782-1856) Based on occurrence of standard abbreviation 'Otto' in the authors string.
• person : Hanns Oehme (1899-1944) Based on occurrence of standard abbreviation 'Oehme' in the authors string.
• person : Karl Moritz Schumann (1851-1904) Based on occurrence of standard abbreviation 'K.Schum.' in the authors string.
• database : The Plant List version 1.0, record: kew-2783078
• database : The Plant List version 1.1, record: kew-2783078