Echinocereus viereckii

Familia: Cactaceae
Subfamilia: Cactoideae
Tribus: Echinocereeae
Genus: Echinocereus
Sectio: E. sect. Costati
Species:
Subspecies: E. v. subsp. morricalii – E. v. subsp. santamariensis – E. v. subsp. viereckii

• Echinocereus viereckii Werderm., Kakteenkunde 1934: 188, fig. 1934.
  • Type: illustration in: Werderm. (1934)

• Werdermann, E. (1934) Kakteenkunde 1934: 188, fig.

• Korotkova, N., Aquino, D., Arias, S., Eggli, U., Franck, A. , Gómez-Hinostrosa, C., Guerrero, P.C., Hernández, H.M., Kohlbecker, A., Köhler, M., Luther, K., Majure, L.C., Müller, A., Metzing, D., Nyffeler, R., Sánchez, D., Schlumpberger, B. & Berendsohn, W.G. 2021. Cactaceae at Caryophyllales. org–a dynamic online species-level taxonomic backbone for the family. Willdenowia 51(2): 251–270. DOI: 10.3372/wi.51.51208 Reference page. 

• Korotkova, N. et al. 2021. Echinocereus viereckii in Cactaceae at Caryophyllales.org. A global synthesis of species diversity in the angiosperm order Caryophyllales. Published online. Accessed: 2021 Dec 15. Reference page. 
• Govaerts, R. et al. 2021. Echinocereus viereckii in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2021 Dec 15. Reference page. 
• International Plant Names Index. 2021. Echinocereus viereckii. Published online. Accessed: Dec 15 2021. Reference page.
• Tropicos.org 2021. Echinocereus viereckii. Missouri Botanical Garden. Published online. Accessed: 15 Dec 2021. Reference page.
• Hassler, M. 2021. Echinocereus viereckii. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2021. Species 2000 & ITIS Catalogue of Life. Published online. Accessed: 2021 Dec 15. Reference page. 

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