Echinopsis

Familia: Cactaceae
Subfamilia: Cactoideae
Tribus: Cereeae
Subtribus: Trichocereinae
Genus:
Widely Accepted Species: E. aurea – E. breviflora – E. calochlora – E. chrysantha – E. densispina – E. haematantha – E. marsoneri – E. oxygona – E. tubiflora
Accepted Species in Dispute: E. albispinosa – E. chalaensis – E. clavata – E. cuzcoensis – E. hammerschmidii – E. huotii – E. ibicuatensis – E. jajoiana – E. lageniformis – E. oligotricha – E. rauschii – E. rhodacantha – E. rojasii – E. silvestrii – E. tacaquirensis – E. torrefluminensis – E. werdermannii

Echinopsis Zucc. (1837)

• Type species: Echinopsis eyriesii (Turpin) Zucc. (1838) nom. illeg. = Echinopsis oxygona (Link) Zucc. ex Pfeiff. & Otto, Abbild. Beschr. Cact. 1: t. IV. (1838)

• Homotypic
  • Echinonyctanthus Lem., Cact. Gen. Sp. Nov. 10. 1839, nom. illeg.
  • Echinopsis ser. Macracanthae K.Schum. in Mart. & al.(ed.), Fl. Bras. 4(2): 227. 1890 [1].
  • Echinopsis ser. Micracanthae K.Schum. in Mart. & al.(ed.), Fl. Bras. 4(2): 227. 1890 [2].

• Heterotypic
  • Acanthechinopsis Y.Itô, Illus. Flower. Cacti. 67. 1967.
    • Type species: Echinopsis berlingii Y.Itô
  • Andenea Kreuz, Verzeichn. Amer. Sukkulent. 34. 1935.
    • Type species: Andenea gregeri Kreuz.
  • Aureilobivia Frič in Kreuz., Verzeichnis Amer. Sukk. Rev. Syst. Kakteen 33. 1935, nom. inval.
    • Type species: Echinopsis aurea Britton & Rose
  • × Echinobivia G.D.Rowley in Natl. Cact. Succ. J. 21: 82. 1966
  • Echinopsis subg. Pseudoechinopsis Backeb., Systematische Übersicht, Blätter für Kakteenforschung 1(3):[2]. 1934 nom. illeg.
    • Type species: Echinopsis aurea Britton & Rose
  • Heterolobivia Y.Itô, Bulletin of the Takarazuka Insectarium 71: 18. 1950, nom. inval.
    • Type species: non design.
  • Hymenorebulobivia Frič ex Kreuz., Verzeichnis Amer. Sukk. Revision Syst. Kakteen 29. 30. 1935 [3], nom. inval.
    • Type species: non design.
  • Hymenorebulobivia [infragen. unranked] Pectinatae Kreuz., Verzeichnis Amer. Sukk. Revision Syst. Kakteen 29. 1935 [4], nom. inval.
    • Type species: Hymenorebulobivia kreuzingeri Frič, nom. inval.
  • Hymenorebulobivia [infragen. unranked] Spinosissimae Kreuz., Verzeichnis Amer. Sukk. Revision Syst. Kakteen 29. 1935 [5], nom. inval.
    • Type species: Hymenorebulobivia spinosissima Kreuz., nom. inval.
  • Hymenorebutia Frič ex Buining, Succulenta (Netherlands) 21 [101]. 1939.
    • Lobivia subg. Hymenorebutia (Frič ex Buining) J.Ullmann, Kaktusy (Brno) 28(1): 5. 1992.
    • Type species: Hymenorebutia kreuzingeri Frič ex Buining
  • Lobivia ser. Cylindricae Backeb., Cactaceae Jb. der DKG. 1941(2): 33. 1942, nom. inval.
    • Type species: Lobivia cylindrica Backeb.
  • Lobivia subg. Cyclolobivia Y.Itô, Bulletin of the Takarazuka Insectarium 71: 18. 1950, nom. inval.
    • Type species: non design.
  • Lobivia subg. Hymenolobivia Buining & Kreuz. ex F.Ritter, Kakteen Südamerika 2: 460. 1980.
    • Hymenolobivia Kreuz. ex Buining, Rebutieae V., Succulenta 20(5): 75. 1938, nom. inval.
      • Type species: Lobivia buiningiana F.Ritter
  • Megalolobivia Y.Itô, Bulletin of the Takarazuka Insectarium 71: 18. 1950, nom. inval.
    • Type species: non design.
  • Pilopsis Y.Itô, Bulletin of the Takarazuka Insectarium 71: 17. 1950, nom. inval.
    • Type species: non design.
  • Salpingolobivia Y.Itô, Explor. Diagr. Austro-echinocact. 290. 1957, nom. inval.
    • Type species: Salpingolobivia aurea (Britton & Rose) Y.Itô, nom. inval.
  • × Soehrenantha Y.Itô, Shaboten (Zushi) 92: 25. 1976
  • × Soehrenopsis Ficzere & Fabian, Debreceni Pozsgástár 18(2): 5. 2015
  • × Soehrenfuria Y.Itô, Cactaceae: 649. 1981
  • Scoparebutia Frič, Rebotioideae: [3]. 1936, nom. inval.
    • Scoparebutia Frič ex Buining, Succulenta 20(4): 55. 1938, nom. inval.
    • Hymenorebutia subg. Scoparebutia Frič ex Buining, Succulenta 21(9): 103. 1939, nom. inval.
      • Type species: non design.
        

Note: This is a view of Echinopsis s.s. v. s.l. and all species listed above require their own taxon page as there are significant differences in species circumscriptions between, for example POWO and CACO.

× Acanthinopsis – × Cleistopsis – × Echinobivia – × Echinomoza – × Echinopalxochia – × Echinophyllum – × Oreonopsis

• Zuccarini, J.G. 1831-1836 publ. 1838: Abh. Math.-Phys. Cl. Königl. Bayer. Akad. Wiss. 2: 675.

• Anceschi, G. & Magli, A. 2013. The new monophyletic macrogenus Echinopsis. No risk of paraphyly, and the most convincing hypothesis in phylogenetic terms. Cactaceae Systematics Initiatives 31: 24-27. PDF
• 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. 
• Preston-Mafham, R. & Preston-Mafham, K. 1992: Cacti the Illustrated Dictionary
• Schlumpberger, B.O. & Renner, S.S. 2012. Molecular phylogenetics of Echinopsis (Cactaceae): Polyphyly at all levels and convergent evolution of pollination modes and growth forms. American Journal of Botany 99(8): 1335-1349. DOI: 10.3732/ajb.1100288 PDF. Reference page. 
• Schlumpberger, B.O. 2012. New combinations in the Echinopsis alliance Cactaceae Systematics Initiatives 28.
• GRIN Taxonomy for Plants

• Govaerts, R. et al. 2021. Echinopsis in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2021 Nov 04. Reference page. 
• Hassler, M. 2025. World Plants. Synonymic Checklist and Distribution of the World Flora. . Echinopsis. Accessed: 04 My 2025.
• International Plant Names Index. 2021. Echinopsis. Published online. Accessed: Nov 04 2021. Reference page.
• Korotkova, N. et al. 2025. Echinopsis in Cactaceae at Caryophyllales.org. A global synthesis of species diversity in the angiosperm order Caryophyllales. Published online. Accessed: 2025 May 04. Reference page. 
• Tropicos.org 2021. Echinopsis. Missouri Botanical Garden. Published online. Accessed: 04 Nov 2021. Reference page.

For more multimedia, look at Echinopsis on Wikimedia Commons.