Neomammillaria geminispina (Haw.) Britton & Rose Cactaceae 4: 98–99. 1923.

Nomenclatural References

• person : Adrian Hardy Haworth (1767-1833) Based on occurrence of standard abbreviation 'Haw.' in the authors string.
• person : Joseph Nelson Rose (1862-1928) Based on occurrence of standard abbreviation 'Rose' in the authors string.
• person : Nathaniel Lord Britton (1859-1934) Based on occurrence of standard abbreviation 'Britton' in the authors string.
• database : The Plant List version 1.0, record: tro-50185763
• database : The Plant List version 1.1, record: tro-50185763