Turbinicarpus knuthianus

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Turbinicarpus knuthianus (Boed.) V.John & Říha in Kaktusy (Brno) 19: 22. 1983 sec. Aquino 20211

≡Echinocactus knuthianus Boed. in Monatsschr. Deutsch. Kakteen-Ges. 2: 139. 1930 syn. sec. Aquino 20211
≡Neolloydia knuthiana (Boed.) F.M.Knuth, Kaktus-ABC: 367. 1936 ["1935"] syn. sec. Aquino 20211
≡Thelocactus knuthianus (Boed.) Borg, Cacti, ed. 1: 284. 1937 syn. sec. Aquino 20211
≡Gymnocactus knuthianus (Boed.) Backeb. in Cact. Succ. J. (Los Angeles) 23: 151. 1951 syn. sec. Aquino 20211
≡Pediocactus knuthianus (Boed.) Halda in Acta Mus. Richnov., Sect. Nat., 5: 18. 1998 syn. sec. Aquino 20211
≡Turbinicarpus saueri subsp. knuthianus (Boed.) Lüthy, Cacti CITES Appendix 1: 9. 2001 syn. sec. Vázquez-Sánchez & al. 20192

Type: Lectotype: [illustration] “Echinocactus Knuthianus Böd. sp. nov. ½ natürl. Grösse” in Monatsschr. Deutsch. Kakteen-Ges. 1930: 138. 19303

1. Aquino, D. 2021: Revisions of Epithelantha, Kadenicarpus, Rapicactus, Turbinicarpus – 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 , 2. Vázquez-Sánchez, Sánchez, D., Terrazas, T., De La Rosa-Tilapa, A. & Arias, S. 2019: Polyphyly of the iconic cactus genus Turbinicarpus (Cactaceae) and its generic circumscription. – Botanical Journal of the Linnean Society 190(4): 405-420. http://doi.org/10.1093/botlinnean/boz027 , 3. Anderson, E. F. 1986: A revision of the genus Neolloydia B. & R. (Cactaceae). – Bradleya 4: 1-28: 19

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