Ariocarpus retusus subsp. trigonus (F.A.C.Weber) E.F.Anderson & W.A.Fitz Maur.
, Haseltonia 5: 18 (1998).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1002433-1
- Species Name
- Ariocarpus retusus Scheidw., Bull. Acad. Roy. Sci. Bruxelles 5: 492, t. 1 (1838).
- Publication
- Haseltonia: Yearbook of the Cactus and Succulent Journal
- Collation
- 5: 18
- Date of Publication
- 1997 publ. 1998
- Family as entered in IPNI
- Cactaceae