Notocactus turbinatus f. schaeferianus (W.R.Abraham & J.Theun.) Neduchal in Minimus 30: 35. 1999.

Nomenclatural References

• person : Joseph C.M. Theunissen (b.1938) Based on occurrence of standard abbreviation 'J.Theun.' in the authors string.
• person : Jožka Neduchal (1932-2010) Based on occurrence of standard abbreviation 'Neduchal' in the authors string.
• person : Wolf Rainer Abraham (b.1952) Based on occurrence of standard abbreviation 'W.R.Abraham' in the authors string.