Thelocactus bicolor subsp. heterochromus (F.A.C.Weber) Mosco & Zanov.
, Bradleya 18: 62 (2000): (2000).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1020367-1
- Species Name
- Thelocactus bicolor Britton & Rose, Bull. Torrey Bot. Club 49: 251 (1922).
- Publication
- Bradleya; Yearbook of the British Cactus and Succulent Society. Botley
- Collation
- 18: 62 (2000):
- Date of Publication
- 2000
- Family as entered in IPNI
- Cactaceae