Mammillaria micromeris var. unguispina Boed. in Monatsschr. Deutsch. Kakteen-Ges. 4: 118. 1932.

Nomenclatural References

• person : Friedrich Bödeker (1867-1937) Based on occurrence of standard abbreviation 'Boed.' in the authors string.
• database : The Plant List version 1.0, record: kew-2376126
• database : The Plant List version 1.1, record: kew-2376126