Echinocactus setispinus var. longihamatus (Galeotti ex Pfeiff.) Poselg. in Allg. Gartenzeitung 21: 119. 1853.

Nomenclatural References

• person : Heinrich Poselger (1818-1883) Based on occurrence of standard abbreviation 'Poselg.' in the authors string.
• person : Henri Guillaume Galeotti (1814-1858) Based on occurrence of standard abbreviation 'Galeotti' 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-2877039
• database : The Plant List version 1.1, record: kew-2877039