Gymnocalycium hyptiacanthum
Gymnocalycium hyptiacanthum, Cactaceae 3: 156. 1922 sec. Charles 20091 wfo-0000712493
- ≡Echinocactus hyptiacanthus, Cact. Gen. Sp. Nov.: 21. 1839 syn. sec. Charles 20091 wfo-0000660549
- ≡Gymnocalycium platense var. hyptiacanthum, Kaktus-ABC: 194. 1936 ["1935"] syn. sec. ??? wfo-0000712621
- ≡Gymnocalycium gibbosum var. hyptiacanthum, Saboten: 89. 1962 syn. sec. ??? wfo-0001431057
- ≡Cactus hyptiacanthus, Nomencl. Bot., ed. 2, 1: 246. 1840 syn. sec. POWO 2017+2 wfo-0000577913
- Type: Uruguay, dept. Florida, Ruta 5, Cerro Pelatdo, 17 Jun 1990, Kiesling & Kroenlein 8505 (SI)
- =Echinocactus melanocarpus in Anales Mus. Nac. Montevideo 5: 220. 1905 syn. sec. Charles 20093 wfo-0000660670
- ≡Gymnocalycium melanocarpum, Cactaceae 3: 161. 1922 syn. sec. Charles 20093 wfo-0000712535
- =Echinocactus guerkeanus in Monatsschr. Kakteenk. 21: 132. 1911 syn. sec. Charles 20094 wfo-0000660482
- ≡Echinocactus platensis var. guerkeanus in Anales Mus. Nac. Buenos Aires, ser. 3, 4: 504. 1905 syn. sec. WFO 20195 wfo-0000660805
- ≡Gymnocalycium guerkeanum, Cactaceae 3: 154. 1922 syn. sec. Charles 20094 wfo-0000712481
- =Echinocactus uruguayensis f. depressus in Anales Mus. Hist. Nat. Montevideo, ser. 2, 5 (1): 59. 1941 syn. sec. Metzing 20216 wfo-0000661054
- 6. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium artigas in Revista Sudamer. Bot. 10: 1. 1951 syn. sec. Charles 20097 wfo-0000712371
- =Gymnocalycium leeanum var. roseiflorum, Explan. Diagr. Austroechinocactinae: Austroechinocactinae: 293. 1957 syn. sec. Metzing 20218 wfo-0000712520
- ≡Gymnocalycium uruguayense var. roseiflorum, Explan. Diagr. Austroechinocactinae: Austroechinocactinae: 293. 1957 syn. sec. Metzing 20218 wfo-0000712709
- ≡Gymnocalycium artigas var. roseiflorum in Cactaceae Syst. Init. 25: 116. 2015 syn. sec. Metzing 20218 wfo-0001431033
- 8. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium rauschii in Succulenta (Netherlands) 69: 27. 1990 syn. sec. Metzing 20219 wfo-0000712641
- 9. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium denudatum subsp. angulatum in Gymnocalycium 17: 573. 2004 syn. sec. Metzing 202110 wfo-0001431051
- ≡Gymnocalycium volskyi subsp. angulatum in Kaktus-Klub, n.s. 4(2): 28. 2020 syn. sec. Metzing 202110 wfo-0001431116
- 10. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium hyptiacanthum subsp. callistum in Gymnocalycium 33: 1317-1318. 2020 syn. sec. Metzing 202111 wfo-0001434813
- 11. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium hyptiacanthum subsp. rotundatum in Gymnocalycium 33: 1316-1318. 2020 syn. sec. Metzing 202112 wfo-0001434814
- 12. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium netrelianum subsp. albidulum in Gymnocalycium 33: 1361-1362. 2020 syn. sec. Metzing 202113 wfo-0001434822
- 13. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium netrelianum subsp. blanquilloense in Gymnocalycium 33: 1349-1350. 2020 syn. sec. Metzing 202114 wfo-0001434823
- 14. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium netrelianum subsp. stramineum in Gymnocalycium 33: 1348-1350. 2020 syn. sec. Metzing 202115 wfo-0001434824
- 15. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium netrelianum subsp. tamborense in Gymnocalycium 33: 1348. 2020 syn. sec. Metzing 202116 wfo-0001434825
- 16. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium uruguayense subsp. aureiflorum in Gymnocalycium 33: 1356-1358. 2020 syn. sec. Metzing 202117 wfo-0001434837
- 17. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium uruguayense subsp. bernabeense in Gymnocalycium 33: 1353-1354. 2020 syn. sec. Metzing 202118 wfo-0001434838
- 18. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium uruguayense subsp. rionegroense in Gymnocalycium 33: 1352-1353. 2020 syn. sec. Metzing 202119 wfo-0001434839
- 19. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium uruguayense subsp. schlosserianum in Gymnocalycium 33: 1355-1357. 2020 syn. sec. Metzing 202120 wfo-0001434840
- 20. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium uruguayense subsp. topadorum in Gymnocalycium 33: 1354-1356. 2020 syn. sec. Metzing 202121 wfo-0001434841
- 21. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208
- =Gymnocalycium volskyi in Kaktus-Klub, n.s. 4(2): 22. 2020 syn. sec. Metzing 202122 wfo-0001431117
- 22. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. https://doi.org/10.3372/wi.51.51208