| Echinocactus quehlianus |
F.Haage ex H.Quehl |
in Monatsschr. Kakteenk. 9: 43. 1899. |
| Echinocactus stellatus |
Speg. |
in Anales Mus. Nac. Buenos Aires, ser. 3 4: 505. 1905. |
| Gymnocalycium asterium var. minimum |
Pazout |
Kaktusy: 132. 1960. |
| Gymnocalycium obductum |
Piltz |
in Succulenta (Netherlands) 69: 75. 1990. |
| Gymnocalycium quehlianum var. rolfianum |
Schick |
in Sukkulentenkunde 2: 26. 1948. |
| Gymnocalycium quehlianum var. stellatum |
(Speg.) Dölz |
in Sukkulentenkunde 6: 30. 1957. |
| Gymnocalycium quehlianum var. zantnerianum |
Schick |
in Sukkulentenkunde 2: 25. 1948. |
| Gymnocalycium stellatum |
(Speg.) Speg. |
in Anales Soc. Ci. Argent. 99: 142. 1925. |
| Gymnocalycium stellatum var. flavispinum |
Bozsing ex H.Till & W.Till |
in Gymnocalycium 9: 172. 1996. |
| Gymnocalycium stellatum var. kleinianum |
Rausch ex H.Till & W.Till |
in Gymnocalycium 9: 171. 1996. |
| Gymnocalycium stellatum var. minimum |
(Pazout) R.Strong |
in Natl. Cact. Succ. J. 30: 49. 1975. |
| Gymnocalycium stellatum var. obductum |
(Piltz) H.Till & W.Till |
in Gymnocalycium 9: 174. 1996. |
| Gymnocalycium stellatum var. zantnerianum |
(H.Schick) H.Till & W.Till |
in Gymnocalycium 9: 169. 1996. |
| Echinocactus platensis var. quehlianus |
Speg. |
in Anales Mus. Nac. Buenos Aires, ser. 3 4: 504. 1905. |
| Echinocactus stenocarpus |
K.Schum. |
in Monatsschr. Kakteenk. 10: 181. 1900. |
| Gymnocalycium asterium |
A.Cast. |
in Revista Fac. Ci. Agrar. Mendoza 6: 2. 1957. |
| Gymnocalycium quehlianum var. albispinum |
Bozsing ex Backeb. |
Cactaceae 3: 1722. 1959. |
| Gymnocalycium quehlianum var. flavispinum |
Bozsing ex Backeb. |
Cactaceae 3: 1722. 1959. |
