Discocactus placentiformis subsp. pugionacanthus (Buining & Brederoo) P.J.Braun & Esteves in Kakteen And. Sukk. 46: 64. 1995.

Nomenclatural References

• person : Albert Frederik Hendrik Buining (1901-1976) Based on occurrence of standard abbreviation 'Buining' in the authors string.
• person : Arnold J. Brederoo (1917-1999) Based on occurrence of standard abbreviation 'Brederoo' in the authors string.
• person : Eddie Esteves Pereira (b.1939) Based on occurrence of standard abbreviation 'Esteves' in the authors string.
• person : Pierre Josef Braun (b.1959) Based on occurrence of standard abbreviation 'P.J.Braun' in the authors string.
• database : The Plant List version 1.0, record: kew-2772832
• database : The Plant List version 1.1, record: kew-2772832