Gymnocalycium spegazzinii subsp. spegazzinii
- 1. Demaio, P., Barfuss, M. H. J., Kiesling, R., Till, W. & Chiapella, J. 2011: Molecular phylogeny of Gymnocalycium (Cactaceae): assessment of alternative infrageneric systems, a new subgenus, and trends in the evolution of the genus. – American Journal of Botany 98(11): 1841-1854. http://doi.org/10.3732/ajb.1100054
- =Echinocactus loricatus in Anales Mus. Nac. Buenos Aires 3: 502. 1905, nom. illeg., syn. sec. Metzing 20212
- ≡Gymnocalycium loricatum in Anales Soc. Ci. Argent. 99: 140. 1925, nom. illeg., syn. sec. Hunt 20163
- 2. 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. http://doi.org/10.3372/wi.51.51208, 3. Hunt, D.R. 2016: CITES Cactaceae Checklist. 3rd edition. – published by the author
- =Gymnocalycium spegazzinii var. recii in Cactaceae etc. 27(4): 33-36. 2017 syn. sec. Metzing 20214
- 4. 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. http://doi.org/10.3372/wi.51.51208
Content
Notes
Echinocactus loricatus Speg. is a heterotypic homonym of Echinocactus loricatus (Mart. Ex Pfeiff.) Poselg. in Allg. Gartenzeitung 21: 107. 1853.A
Bibliography
A. 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. http://doi.org/10.3372/wi.51.51208