Echinocactus sellowii var. macracanthus Arechav. in Anales Mus. Nac. Montevideo 5: 230. 1905.

Nomenclatural References

• person : José Arechavaleta (1838-1912) Based on occurrence of standard abbreviation 'Arechav.' in the authors string.
• database : The Plant List version 1.0, record: kew-2782277
• database : The Plant List version 1.1, record: kew-2782277