Notocactus apricus var. muricatus (Link & Otto ex Pfeiff.) Y.Itô Cactaceae: 436. 1981.

Nomenclatural References

• person : Christoph Friedrich Otto (1782-1856) Based on occurrence of standard abbreviation 'Otto' in the authors string.
• person : Johann Heinrich Friedrich Link (1767-1851) Based on occurrence of standard abbreviation 'Link' in the authors string.
• person : Ludwig Karl Georg Pfeiffer (1805-1877) Based on occurrence of standard abbreviation 'Pfeiff.' in the authors string.
• person : Yoshio Itō (1907-1992) Based on occurrence of standard abbreviation 'Y.Itô' in the authors string.