Echinocactus exsculptus var. dichroacanthus (Mart. ex Pfeiff.) Salm-Dyck Cact. Hort. Dyck.: 16. 1845.

Nomenclatural References

• person : Carl Friedrich Philipp von Martius (1794-1868) Based on occurrence of standard abbreviation 'Mart.' in the authors string.
• person : Joseph zu Salm-Reifferscheidt-Dyck (1773-1861) Based on occurrence of standard abbreviation 'Salm-Dyck' in the authors string.
• person : Ludwig Karl Georg Pfeiffer (1805-1877) Based on occurrence of standard abbreviation 'Pfeiff.' in the authors string.
• database : The Plant List version 1.0, record: kew-2781775
• database : The Plant List version 1.1, record: kew-2781775