Thelocactus bicolor subsp. heterochromus
Thelocactus bicolor subsp. heterochromus in Bradleya 18: 62. 2000 sec. Hunt 20161
- ≡Echinocactus heterochromus in Bois, Dict. Hort.: 468. 1895 syn. sec. Hunt 20062
- ≡Thelocactus heterochromus in Kakteenkunde 1940: 59. 1940 syn. sec. Hunt 20161
- ≡Ferocactus heterochromus in Cact. Succ. J. Gr. Brit. 41: 90. 1979 syn. sec. Korotkova 20213
- 1. Hunt, D.R. 2016: CITES Cactaceae Checklist. 3rd edition. – published by the author, 2. Hunt, D.R. 2006: The New Cactus Lexicon. – Milborne Port: dh books, 3. Korotkova, N. 2021: Revisions of Deamia, Disocactus, Epiphyllum, Hatiora, Kimnachia, Lepismium, Leuenbergeria, Lymanbensonia, Pereskia, Pfeiffera, Pseudorhipsalis, Rhipsalidopsis, Rhipsalis, Schlumbergera, Selenicereus, Strophocactus, Weberocereus, and various other names. In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 250-270. http://doi.org/10.3372/wi.51.51208