Echinocactus copoldi K.Schum. Gesamtbeschr. Kakt.: 357. 1897–1899.

Nomenclatural References

• 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: tro-5104512
• database : The Plant List version 1.1, record: tro-5104512