Ariocarpus retusus subsp. trigonus (F.A.C.Weber) E.F.Anderson & W.A.Fitz Maur. in Haseltonia 5: 18. 1998.

Nomenclatural References

• person : Edward Frederick Anderson (1931-2001) Based on occurrence of standard abbreviation 'E.F.Anderson' in the authors string.
• person : Frédéric Albert Constantin Weber (1830-1903) Based on occurrence of standard abbreviation 'F.A.C.Weber' in the authors string.
• person : Walter Alfred Fitz Maurice (1924-2015) Based on occurrence of standard abbreviation 'W.A.Fitz Maur.' in the authors string.
• database : The Plant List version 1.0, record: kew-2651110
• database : The Plant List version 1.1, record: kew-2651110