Opuntia polyacantha var. hystericina (Engelm. & J.M.Bigelow) B.D.Parfitt in Cact. Succ. J. (Los Angeles) 70(4): 188. 1998.

Nomenclatural References

• person : Bruce Dale Parfitt (1952-2009) Based on occurrence of standard abbreviation 'B.D.Parfitt' in the authors string.
• person : George Engelmann (1809-1884) Based on occurrence of standard abbreviation 'Engelm.' in the authors string.
• person : John Milton Bigelow (1804-1878) Based on occurrence of standard abbreviation 'J.M.Bigelow' in the authors string.
• database : The Plant List version 1.0, record: tro-50222594
• database : The Plant List version 1.1, record: tro-50222594