Opuntia inamoena f. spinigera (F.Ritter) P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 61: 272. 1989.

Nomenclatural References

• person : Eddie Esteves Pereira (b.1939) Based on occurrence of standard abbreviation 'Esteves' in the authors string.
• person : Friedrich Ritter (1898-1989) Based on occurrence of standard abbreviation 'F.Ritter' in the authors string.
• person : Pierre Josef Braun (b.1959) Based on occurrence of standard abbreviation 'P.J.Braun' in the authors string.