Nomenclature: wfo-0001431902

Mammillaria elegans var. nigrispina Borg Cacti: 336. 1937.

Nomenclatural References

  • person : John Borg (1873-1945) Based on occurrence of standard abbreviation 'Borg' in the authors string.

Taxonomy: Synonym in 2021-12

Occurs in: 2021-12 : 2022-06 : 2022-12 : 2023-06 : 2023-12 : 2024-06

Accepted name is: Mammillaria geminispina Haw.

Placement