Echinopsis achatina Monatsschrift fur Kakteenkunde 20: 143, 1910
Echinopsis adolfofriedrichii G. Moser, Nation. Cact. Succ. J. (U. K.), 37 (2): 39, 1982Echinopsis albispina R., Monatsschrift fur Kakteenkunde 13: 144, 1903
Echinopsis albispinosa K. Schumann, Monatsschr. Kakt., 154., 1903Echinopsis albispinosa v. fuauxiana Backeberg, Descr. Cact. Nov. 28., 1956
Echinopsis amblayensis (W. Rausch) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974Echinopsis amblayensis v. albispina (W. Rausch) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974
Echinopsis amoena A. Dietrich, Allgemeine Gartenzeitung 12: 187, 1844Echinopsis amoenissima Wender., Analect. Krit. Bemerk. n. 6., 1852
Echinopsis ancistrophora Spegazzini, Anales del Museo Nacional de Buenos Aires 4: 492, 1905Echinopsis ancistrophora ssp. arachnacantha (A.F.H. Buining & F. Ritter) W. Rausch, Lobivia, 3: 140, 1977
Echinopsis ancistrophora ssp. cardenasiana (W. Rausch) W. Rausch, Lobivia, 3: 140, 1977Echinopsis ancistrophora ssp. pojoensis (W. Rausch) W. Rausch, Lobivia, 3: 140, 1977
Echinopsis ancistrophora v. densiseta (W. Rausch) W. Rausch in W. Rausch, Lobivia 3: 140., 1976Echinopsis ancistrophora v. grandiflora (W. Rausch) W. Rausch, Lobivia, 3: 140, 1977
Echinopsis ancistrophora v. hamatacantha (Backeberg) W. Rausch, Lobivia, 3: 140, 1977Echinopsis ancistrophora v. kratochviliana (Backeberg) W. Rausch, Lobivia, 3: 140, 1977
Echinopsis ancistrophora v. megalocephala (W. Rausch) W. Rausch, Lobivia, 3: 140, 1977Echinopsis ancistrophora v. polyancistra (Backeberg) W. Rausch, Lobivia, 3: 140, 1977
Echinopsis ancistrophora v. rubriflora W. Rausch, Lobivia, 3: 140, without latin descr. or type, 1977Echinopsis ancistrophora v. sulphurea (Vasq) W. Rausch in W. Rausch, Lobivia 3: 140., 1976
Echinopsis ancistrophora v. torrecillasensis (Cárdenas) W. Rausch in W. Rausch, Lobivia 3: 140., 1976Echinopsis angelesii (R. Kiesling) G.D. Rowley, Repert. Pl. Succ. (I. O. S.), 29: 5 ( publ. 1980), 1978
Echinopsis antezanae (Cárdenas) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 94, 1974Echinopsis apiculata A. Linke, Wochenschrift fur Gartnerei und Pflanzenkunde 1: 85, 1858
Echinopsis arachnacantha (A.F.H. Buining & F. Ritter) Friedrich, Kakteen und Andere Sukkulenten 25 (4): 82, 1974Echinopsis arachnacantha v. densiseta (W. Rausch) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974
Echinopsis arachnacantha v. sulphurea (Vasquez) G.D. Rowley, Ashingtonia, 2 (4): centre-page pull out p. 3 (Jan.), 1976Echinopsis arachnacantha v. torrecillasensis (Cárdenas) Friedr, Kakt. And. Sukk., 25 (4): 82, 1974
Echinopsis arachnacantha v. vallegrandensis W. Rausch, Kakt. And. Sukk., 26 (1): 1., 1975Echinopsis arboricola (M. Kimnach) R. Mottram, Cactaceae Consensus Initiatives 2: 8, 1997
Echinopsis arebaloi Cárdenas, Cactus and Succulent Journal [U. S. ] 28: 73, f. 47, 1956Echinopsis atacamensis (R. Philippi) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 94, 1974
Echinopsis atacamensis ssp. atacamensisEchinopsis atacamensis ssp. pasacana (F.A.C. Weber) G. Navarro, Lazaroa 17: 54, 1996
Echinopsis aurantiaca (W. Rausch) Friedrich & Rowley, I. O. S. Bull., 3 (3): 94, 1974Echinopsis aurata Salm-Dyck, Cacteae in Horto Dyckensi Cultae 39, 1849{1850}
Echinopsis aurea Britton & Rose, The Cactaceae; descriptions and illustrations of plants of the cactus family 3: 74, pl. 10, f. 1, 1922Echinopsis aurea v. albiflora (W. Rausch) J. Ullmann, Kaktusy (Brno), 26 (1): 7: 1990
Echinopsis aurea v. callochrysea (F. Ritter) J. Ullmann, Kaktusy (Brno), 26 (1): 7: 1990Echinopsis aurea v. catamarcensis (F. Ritter) J. Ullmann, Kaktusy (Brno), 26 (1): 7: 1990
Echinopsis aurea v. cylindricaEchinopsis aurea v. depressicostata (F. Ritter) J. Ullmann, Kaktusy (Brno), 26 (1): 7: 1990
Echinopsis aurea v. dobeana (Dölz) J. Ullmann, Kaktusy (Brno), 26 (1): 7: 1990Echinopsis aurea v. elegans (Backeberg) Backeberg
Echinopsis aurea v. fallax (Oehme) J. Ullmann, Kaktusy (Brno), 26 (1): 7: 1990Echinopsis aurea v. grandiflora
Echinopsis aurea v. lariojensis (F. Ritter) J. Ullmann, Kaktusy (Brno), 26 (1): 7: 1990Echinopsis aurea v. leucomalla
Echinopsis aurea v. quinesensis W. Rausch, Kakteen Sukk. 11: 214., 1965Echinopsis aurea v. shaferi (Britton & Rose) W. Rausch
Echinopsis aurea v. sierragrandensis (W. Rausch) J. Ullmann, Kaktusy (Brno), 26 (1): 7: 1990Echinopsis aurea v. tortuosa (W. Rausch) J. Ullmann, Kaktusy (Brno), 26 (1): 7: 1990
Echinopsis ayopayana (F. Ritter) W. Rausch, Succulenta, 47. 85., 1968Echinopsis backebergii Werdermann, Neue Kakteen 84, 1931
Echinopsis baldiana Spegazzini, Anal. Mus. Buenos Aires, 11. 490., 1905Echinopsis beckmannii Monatsschrift fur Kakteenkunde 3: 103, 1893
Echinopsis berlingii Y. Ito, Expl. Diagr. Austroechinocact. 285., 1957Echinopsis bertramiana (Backeberg) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 94, without basionym part, page or date, 1974
Echinopsis boeckmannii Monatsschrift fur Kakteenkunde 3: 165, 1893Echinopsis boedekeriana Harden, Jahrbuch der Deutschen Kakteen-Gesellschaft 1: 70, 1936
Echinopsis boutillieri Parmentier in Foerster, Handbuch der Kakteenkunde 622, 1885Echinopsis boyuibensis P. F. Ritter, Succulenta, 1965, 25., 1965
Echinopsis brasiliensis Fric ex Pazout, Friciana, 17. 3; cf. Gray Herb. Card Cat., 1962Echinopsis brevispina (F. Ritter) Friedrich & Rowley, I. O. S. Bull., 3 (3): 94, 1974
Echinopsis bridgesii Salm-Dyck., Cacteae in Horto Dyckensi Cultae [ed. 1849] 181 (1849), 1850Echinopsis bridgesii ssp. yungasensis (F. Ritter) P.J. Braun & E. Esteves Pereira, Succulenta (Netherlands) 74 (3): 130, 1995
Echinopsis bruchii (Britton & Rose) A. Cast. & H.V. Lelong, Genera et Species Plantarum Argentinarum . 1: 90, 1943Echinopsis bruchii v. nivalis Fric
Echinopsis cabrerae hyb. (R. Kiesling) G.D. Rowley, Repert. Pl. Succ. (I. O. S.), 27: 5 ( publ. 1979), 1976Echinopsis cachensis Spegazzini, Anales del Museo Nacional de Buenos Aires 4: 493, 1905
Echinopsis caespitosa J.A. Purpus, Monatsschrift fur Kakteenkunde 27: 120, 1917Echinopsis caineana (Cárdenas) D.R. Hunt, Bradleya; Yearbook of the British Cactus and Succulent Society 9: 88, 1991
Echinopsis cajasensis F. Ritter, Kakteen in Sudamerika 2: 630, 1980Echinopsis calliantholilacina Cárdenas, Cactus, Paris, No. 85, 110, 1965
Echinopsis callichroma Cárdenas, inKakt. & Sukkulent. 16. 49., 1965Echinopsis calochlora K. Schumann, Monatsschr. Kakteenk. 13: 108., 1903
Echinopsis calochlora ssp. glaetzleana P.J. Braun & E. Esteves Pereira, Kakteen und Andere Sukkulenten 45 (8): 161, 1994Echinopsis calochlora v. albispina
Echinopsis calochlora v. claviformis (R. Meyer) R. Meyer, Monatsschrift fur Kakteenkunde 30: 74, 1920Echinopsis calorubra Cárdenas, National Cactus and Succulent Journal 12 (3): 62, 1957
Echinopsis camarguensis (Cárdenas) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 94, 1974Echinopsis campylacantha Pfeiffer & Otto, Abbild. Kakteen, 1. sub I. 4, 1839
Echinopsis campylacantha v. leucantha Labouret, Monographie de la Famille des Cactees 305, 1853Echinopsis campylacantha v. stylodes Monville, Monographie de la Famille des Cactees 305, 1853
Echinopsis candicans F.A.C. Weber, Dictionaire d'Horticulture 471, 1896Echinopsis candicans v. gladiata (Lemaire) Friedrich & Rowley, I. O. S. Bull., 3 (3): 94, 1974
Echinopsis candicans v. tenuispina (Pfeiffer) Friedrich & Rowley, I. O. S. Bull., 3 (3): 94, 1974Echinopsis cardenasiana (W. Rausch) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974
Echinopsis carmineiflora (Hoffman & Backeberg) Friedrich, Kakt. And. Sukk., 25 (4): 82, as 'carmineoflora', 1974Echinopsis carmineoflora (Hoffm & Backeberg) Friedr
Echinopsis catamarcensis F.A.C. Weber, Dictionaire d'Horticulture 471, 1896Echinopsis cavendishii Hortus, Monatsschrift fur Kakteenkunde 20: 143, 1910
Echinopsis cephalomacrostibas (Werdermann & Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 94, 1974Echinopsis cerdana Cárdenas, Cactus (Paris) 65: 177, 1959
Echinopsis chacoana Schuetz, Kaktusarske listy, Heft 1; cf. Schutz in Sukkulentenk. Jahrb. Schweiz. Kakt. -Ges. 3. 26 (1949). 1949Echinopsis chacoana v. spinosior F. Ritter, Succulenta (Netherlands): 26. 1965, 1965
Echinopsis chalaensis (Rauh & Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 94, 1974Echinopsis chamaecereus H. Friedrich & W. Glaetzle, Bradleya, 1: 96, nom. nov.: 1983
Echinopsis chereauniana Schlumb., Revue Horticole . des Bouches-du-Rhone 5: 402, 1856Echinopsis chiloensis (Colla) Friedrich & G.D. Rowley, IOS Bull. 3 (3): 94, 1974
Echinopsis chiloensis v. eburnea (R. Philippi) Friedrich & Rowley, I. O. S. Bull., 3 (3): 94, 1974Echinopsis chionantha (Spegazzini) Werdermann, Notizbl. Königl. Bot. Gart. Berlin 3 (3): 94., 1974
Echinopsis chrysantha Werdermann, Gartenflora, 1931, 80. 302, in obs.; et in Notizbl. Bot. Gart. Berlin, 11. 264., 1931Echinopsis chrysochete Werdermann, Fedde, Repert. 39. 271., 1936
Echinopsis cinnabarina (Hooker) Labouret, Monographie de la Famille des Cactees 288, 1853Echinopsis cinnabarina v. cheroniana Monatsschrift fur Kakteenkunde 14: 168, 1904
Echinopsis cinnabarina v. cristata Monatsschrift fur Kakteenkunde 17: 74, 1907Echinopsis cinnabarina v. scheeriana R. Meyer, Monatsschrift fur Kakteenkunde 7: 164, 1897
Echinopsis cinnabarina v. spinosior Rumpler, Handbuch der Kakteenkunde 618, 1885Echinopsis clavatus (F. Ritter) D.R. Hunt, Cactaceae Consensus Initiatives 4: 5, 1997
Echinopsis cochabambensis Backeberg, Descr. Cact. Nov. 28., 1957Echinopsis colmariensis K. Schumann, Gesamtbeschreibung der Kakteen 230, 1897
Echinopsis colmarii Neubert, Deutsches Magazin fuer Garten- und Blumenkunde, 1878Echinopsis columnaris Monatsschrift fur Kakteenkunde 20: 143, 1910
Echinopsis comarapana Cárdenas, National Cactus and Succulent Journal 12: 61, 1957Echinopsis conaconensis (Cárdenas) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 94, 1974
Echinopsis coquimbana (Britton & Rose) A. Hoffmann, Cactaceas en la flora silvestre de Chile: 86, as comb. nov., without latin descr. or type, 1989Echinopsis cordobensis Spegazzini, Anal. Mus. Buenos Aires, 11. 489., 1905
Echinopsis coronata Cárdenas, National Cactus and Succulent Journal 12: 63, 1957Echinopsis cotacajesii Cárdenas, Cact. & Succ. Journ. Amer. 42. 184., 1970
Echinopsis courantii (K. Schumann) Friedrich & Rowley, I. O. S. Bull., 3 (3): 95, 1974Echinopsis crassicaulis (R. Kiesling) Friedrich & Glaetzle, Bradleya, 1: 96: 1983
Echinopsis cristata Salm-Dyck, Cacteae in Horto Dyckensi Cultae [ed. 1849] 178, 1849[1850]Echinopsis cristata v. purpurea Labouret in Curtis, Botanical Magazine 76: t. 4521, 1850
Echinopsis cuzcoensis (Britton & Rose) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 95, 1974Echinopsis cylindracea (Backeberg) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974
Echinopsis decaisneana Walp., Repertorium Botanices Systematicae. 2: 324, 1843Echinopsis deminuta F.A.C. Weber, Bulletin du Museum d'Histoire Naturelle 10: 386, 1904
Echinopsis densisetaEchinopsis densispina Werdermann, Kakteenk., 142., 1934
Echinopsis densispina f. albiflora (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963Echinopsis densispina f. albolanata Buining, Sukkulentenkunde 7/8: 96., 1963
Echinopsis densispina f. aurantiaca (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 96., 1963Echinopsis densispina f. blossfeldii (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963
Echinopsis densispina f. chlorogona (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963Echinopsis densispina f. cinnabarina (Backeberg ex Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 96., 1963
Echinopsis densispina f. citriflora (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 96., 1963Echinopsis densispina f. citriniflora (Backeberg) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963
Echinopsis densispina f. cupreoviridis (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963Echinopsis densispina f. eburnea (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 96., 1963
Echinopsis densispina f. haematantha (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 96., 1963Echinopsis densispina f. kraussiana (Backeberg) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963
Echinopsis densispina f. leucomalla (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963Echinopsis densispina f. purpureostoma (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963
Echinopsis densispina f. rubroviridis (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963Echinopsis densispina f. sanguinea (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963
Echinopsis densispina f. setosa (Backeberg) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963Echinopsis densispina f. subcarnea (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 96., 1963
Echinopsis densispina f. sublimiflora (Backeberg ex Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963Echinopsis densispina f. sufflava (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 96., 1963
Echinopsis densispina f. versicolor (Wessner) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963Echinopsis densispina f. wessneriana (Fritzen) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963
Echinopsis densispina v. amblayensis (W. Rausch) J.G. Lambert, Cactus d'Argentine, ed. 2: 50: 1993Echinopsis densispina v. kreuzingeri (Fric ex A.F.H. Buining) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963
Echinopsis densispina v. pectinifera (Wessner) J.G. Lambert, Cactus d'Argentine, ed. 2: 51: 1998Echinopsis densispina v. rebutioides (Backeberg) A.F.H. Buining, Sukkulentenkunde 7/8: 95., 1963
Echinopsis derenbergii Fric, Mollers Deutsch. Gartner-Zeit., 42. 436., 1927Echinopsis derenbergii v. blossfeldii Backeberg, Descr. Cact. Nov. 27., 1956
Echinopsis deserticola (Werdermann) Friedrich & G.D. Rowley, IOS Bull. 3 (3): 95, 1974Echinopsis deserticola v. fulvilana (F. Ritter) A.E. Hoffmann j., Cactaceas 86, 1989
Echinopsis diminuta F.A.C. WeberEchinopsis dobeana (Dölz) J.G. Lambert, Cactus d'Argentine, ed. 2: 51: 1998
Echinopsis droegeana A. Berger, Monatsschrift fur Kakteenkunde 1: 24, 1891Echinopsis ducis-pauli C.F. Foerst. ex Rumpler, Handbuch der Kakteenkunde 641, 1885
Echinopsis dumeliana F. Cels, Cacteae in Horto Dyckensi Cultae 39 (1849), 1850Echinopsis dumesniliana F. Cels, Gesamtbeschreibung der Kakteen 69, 1897
Echinopsis duvallii R. M, Monatsschrift fur Kakteenkunde 1: 54, 1891Echinopsis elegans Monatsschrift fur Kakteenkunde 20: 143, 1910
Echinopsis elongata (Backeberg) H. Friedrich & W. Glaetzle, Bradleya, 1: 96: 1983Echinopsis escayachensis (Cárdenas) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 95, 1963
Echinopsis eyriesii (Turpin) Zuccarini, Abbildungen und Beschreibung bluhender Kakteen 1: under t. 4, 1839Echinopsis eyriesii v. cristata Schelle, Monatsschrift fur Kakteenkunde 2: 27, 1902
Echinopsis eyriesii v. duvallii Schelle, Handbuch der Kakteenkultur. 111, 112, 1907Echinopsis eyriesii v. glauca C. F. Forster, Handbuch der Kakteenkunde 360, 1846
Echinopsis eyriesii v. glaucescens C. F. Forster, Handbuch der Kakteenkunde 360, 1846Echinopsis eyriesii v. grandiflora R. Mey., Monatsschr. Kakteenk. 12: 186., 1911
Echinopsis eyriesii v. major Schelle, Handbuch der Kakteenkultur. 111, 112, 1907Echinopsis eyriesii v. phyligera Schelle, Handbuch der Kakteenkultur. 111, 112, 1907
Echinopsis eyriesii v. pudantii P. Fourn. in P. Fourn., Cactees & Pl. Grasses 28. Encycl. Prat. Nat. 28, 1935Echinopsis eyriesii v. rosea Link ex Schelle, Handbuch der Kakteenkultur. 111, 112, 1907
Echinopsis eyriesii v. schelhasii P. Fourn. in P. Fourn., Cactees & Pl. Grasses 28. [as Schelhasei]. [Encycl. Prat. Nat. 28. ], 1935Echinopsis eyriesii v. tettavii Jacobi in Foerster, Handbuch der Kakteenkunde 626, 630, 1885
Echinopsis eyriesii v. triumphans Jacobi in Foerster, Handbuch der Kakteenkunde 626, 630, 1885Echinopsis eyriesii v. wilkensii A. Linke
Echinopsis fabrisii (R. Kiesling) G.D. Rowley, Repert. Pl. Succ. XXVII: 5., 1979Echinopsis falcata Rumpler, Handbuch der Kakteenkunde 622, 1885
Echinopsis fallax (Oehme) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974Echinopsis fallax v. albiflora (W. Rausch) J. Lambert, Succulenta, 67 (9): 182: 1988
Echinopsis fallax v. callochrysea (F. Ritter) J. Lambert, Succulenta, 67 (9): 182: 1988Echinopsis fallax v. catamarcensis (F. Ritter) J. Lambert, Succulenta, 67 (9): 182: 1988
Echinopsis fallax v. cylindrica (Backeberg) J.G. Lamb., Cactus d'Argentine, ed. 2: 55: 1993Echinopsis fallax v. depressicostata (F. Ritter) J. Lambert, Succulenta, 67 (9): 182: 1988
Echinopsis fallax v. shaferi (Britton & Rose) J. Lambert, Succulenta, 67 (9): 182: 1988Echinopsis fallax v. tortuosa (W. Rausch) J. Lambert, Succulenta, 67 (9): 182, without basionym page: 1988
Echinopsis famatimensis (Spegazzini) Werdermann, Gartenflora, 1931, 80. 301; et in Backeb. neue Kakteen, 84., 1931Echinopsis ferox (Britton & Rose) Backeberg, Kaktus-ABC 220., 1935
Echinopsis fiebrigii Guerke, Notizbl. Bot. Gart. Berlin, 4. 184., 1905Echinopsis fobeana Monatsschrift fur Kakteenkunde 20: 190, 1910
Echinopsis forbesii (Lehmann in Walpers) A. Dietrich, Allgemeine Gartenzeitung 17: 193, 1849Echinopsis formosa Jacobi, Cacteae in Horto Dyckensi Cultae 39 (1849), 1850
Echinopsis formosa v. albispina Weber ex Schelle, Handbuch der Kakteenkultur. 118, 1907Echinopsis formosa v. gilliesii Salm-Dyck, Cacteae in Horto Dyckensi Cultae 22 (1844), 1845
Echinopsis formosa v. laevior Monville, Monographie de la Famille des Cactees 303, 1853Echinopsis formosa v. rubrispina Monville, Monographie de la Famille des Cactees 303, 1853
Echinopsis formosa v. spinosior Salm-Dyck in Labouret, Monographie de la Famille des Cactees 303, 1853Echinopsis formosissima Labouret, Revue horticole, ser. 4 4: 26, 1855
Echinopsis fricii (Rausch) Friedrich, Kakt. And. Sukk., 25 (4): 83, 1974Echinopsis friedrichii Rowley, I. O. S. Bull., 3 (3): 95, nom. nov., 1975
Echinopsis fulvilana (F. Ritter) Friedrich & Rowley, I. O. S. Bull., 3 (3): 95, 1975Echinopsis gemmata Schumann, Mart. Fl. Bras. iv, 2. 231, 1890
Echinopsis gemmata v. decaisniana Schelle, Handbuch der Kakteenkultur. 113, 1907
Echinopsis gemmata v. schelhasei Schelle, Handbuch der Kakteenkultur. 113, 1907Echinopsis gemmata v. schelhasii Schelle, Handb. Kakteenkult. [Schelle] 113. as schelhasei, 1907
Echinopsis gibbosa Pfeiffer ex Foerster, Handbuch der Kakteenkunde 291, 1846Echinopsis gigantea R. Meyer, Monatsschrift fur Kakteenkunde 29: 58, 1919
Echinopsis gladispina Y. Ito, Expl. Diagr. Austroechinocact. 68, 1957Echinopsis glauca (F. Ritter) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 95, 1974
Echinopsis glauca f. pendens (F. Ritter) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 95, 1974Echinopsis glaucina Friedrich & Rowley, I. O. S. Bull., 3 (3): 95, nom. nov., 1975
Echinopsis graciliflora Cárdenas, Revista de Agricultura [Cochabamba] 10: 10-11, 1958Echinopsis grandiflora Linke, C. Koch, Allgemeine Gartenzeitung 239., 1857
Echinopsis grandis (Britton & Rose) Friedrich & Rowley, I. O. S. Bull., 3 (3): 95, 1975Echinopsis haageana A. Linke, Wochenschrift fur Gartnerei und Pflanzenkunde 1: 86, 1858
Echinopsis haematantha (Spegazzini) D.R. Hunt, Bradleya; Yearbook of the British Cactus and Succulent Society 9: 88, 1991Echinopsis haematantha v. chorrillosensis (W. Rausch) J.G. Lambert, Cactus d'Argentine, ed. 2: 57: 1998
Echinopsis haematantha v. elongata (Backeberg) J.G. Lambert, Cactus d'Argentine, ed. 2: 57: 1998Echinopsis haematantha v. hualfinensis (W. Rausch) J.G. Lambert, Cactus d'Argentine, ed. 2: 57: 1998
Echinopsis haematantha v. jasimanensis (W. Rausch) J.G. Lambert, Cactus d'Argentine, ed. 2: 57: 1998Echinopsis haematantha v. kuehnrichii (Fric) J.G. Lambert, Cactus d'Argentine, ed. 2: 59: 1998
Echinopsis hahniana (Backeberg) R.S. Wallace, Cactaceae Consensus Initiatives 4: 12, 1997 Echinopsis hamatacantha (Backeberg) Friedrich, Cact. & Succ. Journ. Amer. 23. 49, latine., 1951Echinopsis hamatispina Werdermann, Kakteenk., 141., 1934
Echinopsis hammerschmidii Cárdenas, Cactus and Succulent Journal [U. S. ] 28: 72, f. 45, 46, 1956Echinopsis hardeniana Boedeker, Jahrbuch der Deutschen Kakteen-Gesellschaft 1: 24, 1935
Echinopsis hempeliana Guerke, Monatsschrift fur Kakteenkunde 16: 94, 1906Echinopsis herbasii Cárdenas, Cactus and Succulent Journal [U. S. ] 28: 111, f. 73, 74, 1956
Echinopsis hertrichiana (Backeberg) D.R. Hunt, Bradleya; Yearbook of the British Cactus and Succulent Society 9: 88, 1991Echinopsis herzogiana (Cárdenas) Friedrich & Rowley, I. O. S. Bull., 3 (3): 95, 1974
Echinopsis herzogiana v. totorensis (Cárdenas) Friedrich & Rowley, I. O. S. Bull., 3 (3): 95, 1974Echinopsis hossei Werdermann, Gartenflora, 1931, 80. 301, fig., 302, in obs.; et in Notizbl. Bot. Gart. Berlin, 11. 265., 1931
Echinopsis hualfinensis (W. Rausch) H. Friedrich & W. Glaetzle, Bradleya, 1: 96: 1983Echinopsis huascha (Weber) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 95, 1975
Echinopsis huascha v. auricolor (Backeberg) Backeberg, I. O. S. Bull., 3 (3): 95, 1974Echinopsis huascha v. macranthus Backeberg
Echinopsis huascha v. rosiflorus (Yto) BackebergEchinopsis huascha v. rubriflora (Web) Backeberg, I. O. S. Bull., 3 (3): 96, 1974
Echinopsis huotii (F. Cels) Labour., Monographie de la Famille des Cactees 301, 1853Echinopsis huotii ssp. huotii
Echinopsis huotii ssp. vallegrandensis (Cárdenas) G. Navarro, Lazaroa 17: 50, 1996Echinopsis huotti Labour., Monog. Cact. 301.
Echinopsis hyalacantha (Spegazzini) Werdermann, Gartenflora, 1931, 80. 302, in obs.; et in Backeb. Neue Kakteen, 85., 1931Echinopsis hystrichoides F. Ritter, Kakteen in Sudamerika 2: 626, 1980
Echinopsis ibicuatensis Cárdenas, Cactus and Succulent Journal [U. S. ] 28: 74, f. 48, 49, 1956Echinopsis imperialis Hort. ex Hummel, Cact. & Succ. Journ. Amer. 7. 82., 1935
Echinopsis ingens (Backeberg) Friedrich & Rowley, I. O. S. Bull., 3 (3): 96, 1975Echinopsis intricatissima Spegazzini, Anal. Mus. Buenos Aires, 11. 491., 1905
Echinopsis jajoiana Hort. ex R. Blossfeld, Kakteensamen, 16 [1938], nomen subnudum.,Echinopsis jamessiana Salm-Dyck, Cacteae in Horto Dyckensi Cultae 38, 1849{1850}
Echinopsis kermesina (Krainz) Krainz, Kakteen, Lief. 16, Gen. C 5. a. (Febr.), 1961Echinopsis kermesina v. cylindrica Y. Ito, The Cactaceae: 265, without type, 1981
Echinopsis kladiwana W. Rausch, Kakt. And. Sukk., 23 (10): 264., 1972Echinopsis klimpeliana Weidlich & Werdermann, Zeitschr. Sukkulentenk. 3. 175., 1928
Echinopsis klingleriana Cárdenas, Cactus, Paris, No. 85, 109., 1965Echinopsis knotti Schlumb., Rev. Hortic. Ser. 4. 3. 348, 1854
Echinopsis knuthiana (Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 96, 1974Echinopsis korethroides Werdermann, Backeb. Neue Kakteen, 84; et in Fedde, Repert. 30. 64 (1932). 1931
Echinopsis kratochviliana Backeberg, Kakteenfreund, 3. 62; cf. Gray Herb. Card Cat., Issue 144; et inKaktusdr, 1934, Juni; cf. Backeb. Blatter Kakteenforsch. 1934, Pt. 9, [p. 3]., 1934Echinopsis kuehnrichii (Fric) H. Friedrich & W. Glaetzle, Bradleya, 1: 96: 1983
Echinopsis lagemannii A. Dietrich, Otto & Dietr. Allgemeine Gartenzeitung 14. 307., 1897Echinopsis lageniformis (Foerster) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 96 as 'lagenaeformis', 1975
Echinopsis lageniformis fa. monstruosusEchinopsis lamprochlora F.A.C. Weber, Dictionaire d'Horticulture 471, 1896
Echinopsis lateritia Guerke, Monatsschrift fur Kakteenkunde 17: 151, 1907Echinopsis lecoriensis (Cárdenas) Friedr, Cact. & Succ. Journ. Amer. 35. 158., 1963
Echinopsis leucantha (Gillies ex Salm-Dyck) Walp., Repertorium Botanices Systematicae. 2: 324, 1843Echinopsis leucantha v. aurea Monatsschrift fur Kakteenkunde 17: 76, 1907
Echinopsis leucantha v. brasiliensis Spegazzini, Anales Soc. Ci. Argent. 99: 120., 1925Echinopsis leucantha v. salpingophora K. Schumann, Monatsschrift fur Kakteenkunde 13: 62, 1903
Echinopsis leucantha v. volliana Backeberg, Descr. Cact. Nov. 28., 1956Echinopsis leucomalla (Wessner) Friedr, Kakt. And. Sukk., 25 (4): 82, 1974
Echinopsis leucorhodantha (Backeberg) Friedrich, Kaktusdar, Juni; Backeb. Blatter Kakteenforsch. 1934, Pt. 9, [p. 4]., 1934Echinopsis litoralis (Johow) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 96, 1974
Echinopsis lobivioides Backeberg, Kaktusdr, 5. 64; cf. Gray Herb. Card Cat., Issue 147., 1934Echinopsis longispina (Britton & Rose) Werdermann, Monatsschrift fur Kakteenkunde 3: 127, 1893
Echinopsis luteiflora (Backeberg) FriedrichEchinopsis macrodiscus Fric, Mollers Deutsch. Gartner-Zeit., 48. 309, in obs., 1933
Echinopsis macrogona (Salm-Dyck) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 96, 1975Echinopsis mamillosa Guerke, Monatsschr. Kakt. 17. 135., 1907
Echinopsis mamillosa ssp. silvatica (F. Ritter) P.J. Braun & E. Esteves Pereira, Succulenta Amsterdam 74 (3): 130, 1995Echinopsis mamillosa v. flexilis W. Rausch, Kakt. And. Sukk., 28 (10): 235, 1977
Echinopsis mamillosa v. histrichoides (F. Ritter) W. Rausch, Lobivia, 2: 88, basionym unpubl., 1975Echinopsis mamillosa v. kermesina (Krainz) Friedrich, Kakt. And. Sukk., 22 (3): 45, 1971
Echinopsis mamillosa v. orozasana F. Ritter 1956Echinopsis mamillosa v. tamboensis F. Ritter
Echinopsis manguinii (Backeberg) Friedrich & Rowley, I. O. S. Bull., 3 (3): 96, 1975Echinopsis marsoneri Werdermann, Fedde, Repert. 30. 55; et in Fedde, Repert. Sonder-Beih. C. t. 26 (1932). 1932
Echinopsis mataranensis Cárdenas, Cact. & Succ. Journ. Amer. 42. 184, 1969Echinopsis maximiliana Heyder ex A. Dietrich, Allgemeine Gartenzeitung 14: 250, 1846
Echinopsis maximiliana v. longispina Monatsschrift fur Kakteenkunde 20: 143, 1910Echinopsis melanacantha A. Dietrich, Allgemeine Gartenzeitung 14: 306, 1846
Echinopsis melanopotamica Spegazzini, Anal. Mus. Buenos Aires, 11. 492., 1905Echinopsis meyeri Heese, Gartenfl., 1., 1907
Echinopsis mieckleyi R. Meyer, Monatsschrift fur Kakteenkunde 28: 122, 1918Echinopsis mihanovichii Fric & Guerke, Mollers Deutsch. Gartner-Zeit., 48. 317, in obs., 1933
Echinopsis minuana Spegazzini, Anal. Mus. Buenos Aires, 11. 488., 1905Echinopsis minuscula F.A.C. Weber, Dictionaire d'Horticulture 471, 1896
Echinopsis mirabilis Spegazzini, Anales del Museo Nacional de Buenos Aires 4: 489, 1905Echinopsis misleyi Labouret, Monographie de la Famille des Cactees 291, 1853
Echinopsis mistiensis Werd & Backeberg, Backeb. Neue Kakteen, 84; et in Fedde, Repert. 30. 64 (1932). 1931Echinopsis molesta Spegazzini, Anal. Mus. Buenos Aires, 11. 490., 1905
Echinopsis muelleri Hort. ex Hirscht, Monatsschrift fur Kakteenkunde 6: 144, 1896Echinopsis multiplex (Pfeiffer) Zuccarini, Abbildungen und Beschreibung bluhender Kakteen 1: t. 4., 1839
Echinopsis multiplex v. monstrosa Gürke, Monatsschr. Kakteenk. 16: 88., 1906Echinopsis narvaecensis (Cárdenas) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 96, 1974
Echinopsis nealeana (Backeberg) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974
Echinopsis nealeana v. grandiflora YtoEchinopsis nealeana v. purpureiflora Yto
Echinopsis nigerrima Schelle, Handbuch der Kakteenkultur. 112, 1907Echinopsis nigra Backeberg, Backeb. & F. M. Knuth, KaktusABC, 221, 412., 1935
Echinopsis nigricans A. Linke, Allgemeine Gartenzeitung 25: 239, 1857Echinopsis nigripilis (R. Philippi) Friedrich & Rowley, I. O. S. Bull., 3 (3): 96, 1974
Echinopsis nigrispina Walp., Repertorium Botanices Systematicae. 2: 324, 1843Echinopsis nodosa A. Linke, Wochenschrift fur Gartnerei und Pflanzenkunde 1: 85, 1858
Echinopsis nudusEchinopsis obliqua F. Cels, Dictionaire d'Horticulture 472, 1896
Echinopsis obrepanda (Salm-Dyck) K. Schumann, Die naturlichen Pflanzenfamilien 3 (6a): 184, 1894Echinopsis obrepanda ssp. calorubra (Cárdenas) G. Navarro, Lazaroa 17: 50, 1996
Echinopsis obrepanda ssp. obrepandaEchinopsis obrepanda ssp. tapecuana (F. Ritter) G. Navarro, Lazaroa 17: 51, 1996
Echinopsis obrepanda v. aguilari (Vasquez) W. Rausch, Lobivia, 1: 52, 1975Echinopsis obrepanda v. calliantholilacina
Echinopsis obrepanda v. fiebrigii (Guerke) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974Echinopsis obrepanda v. mizquensis (W. Rausch) W. Rausch, Lobivia, 1: 52, 1975
Echinopsis obrepanda v. purpureaEchinopsis obrepandus Schum., Engl. & Prantl, Naturl. Pflanzenfam. 3. 6a 184, 1894
Echinopsis ochroleuca Monatsschrift fur Kakteenkunde 20: 143, 1910Echinopsis octacantha Muehlenpf., Allgemeine Gartenzeitung 16: 19, 1848
Echinopsis omasensis (Ostolaza & Mischler) C. Ostolaza Nano, Cactaceae Consensus Initiatives, 6: 8: 1998Echinopsis oreopepon (Spegazzini) Wedermann
Echinopsis oreopogon (Spegazzini) Werd, Gartenflora, 1931, 80. 302, in obs.; et in Backeb. Neue Kakteen, 85, 1931Echinopsis orozasana F. Ritter, Winter-Kat.; cf. Backeb. in Cactus, Paris, No. 83, 61 (1965). 1959
Echinopsis orurensis (Cárdenas) Friedrich & Rowley, I. O. S. Bull., 3 (3): 96, 1974Echinopsis orurensis v. albiflora (Cárdenas) Friedrich & Rowley, I. O. S. Bull., 3 (3): 96, 1974
Echinopsis oxygona (Link) Zuccarini, Abbildungen und Beschreibung bluhender Kakteen 1: under t. 4., 1839Echinopsis oxygona f. brevispina F. Ritter, Kakteen in Südamerika, 1: 239, nom. nov.: 1979
Echinopsis oxygona v. inermisEchinopsis oxygona v. subinermis
Echinopsis oxygona v. turbinata Mittler in Labouret, Monographie de la Famille des Cactees 306, 1853Echinopsis pachanoi (Britton & Rose) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 96, 1974
Echinopsis pampana (Britton & Rose) D.R. Hunt, Bradleya; Yearbook of the British Cactus and Succulent Society 9: 88, 1991Echinopsis pamparuizii Cárdenas, Cactus and Succulent Journal [U. S. ] 42: 32, 1970
Echinopsis paraguayensis Knebel, Kakteen in Südamerika, 1: 264, 1903Echinopsis pasacana (F.A.C. Weber) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 96, 1974
Echinopsis pecheretiana (Backeberg) Friedrich & Rowley, I. O S Bull., 3 (3): 96, 1975Echinopsis pecheretiana v. viridior Backeberg
Echinopsis pectinata J. H. Fennell, Allgemeine Gartenzeitung 11: 282, 1843Echinopsis pectinata v. laevior Monville ex Foerster, Handbuch der Kakteenkunde 365, 1846
Echinopsis pectinata v. reichenbachiana Salm-Dyck, Cacteae in Horto Dyckensi Cultae 26 (1844), 1845Echinopsis peitscherana (Backeberg) Friedrich & Rowley, I. O. S. Bull., 3 (3): 97, as 'peitscheriana', 1974
Echinopsis peitscherianaEchinopsis pelecygona Y. Ito, The Cactaceae: 635, without type, 1981
Echinopsis pelecyrhachis Backeberg, Kaktusar, 5. 65; cf. Gray Herb. Card Cat., Issue 147; etinBackeb. &F. M. Knuth, Kaktus-ABC, 223 (1935). 1934Echinopsis pelecyrhachis v. lobivioides (Backeberg) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974
Echinopsis pentlandii Salm-Dyck ex A. Dietrich, Allgemeine Gartenzeitung 14: 250, 1846Echinopsis pentlandii ssp. hardeniana (Boedeker) G. Navarro, Lazaroa 17: 53, 1996
Echinopsis pentlandii ssp. larae (Cárdenas) G. Navarro, Lazaroa 17: 53, 1996Echinopsis pentlandii ssp. pentlandii
Echinopsis pentlandii v. achatina Monatsschrift fur Kakteenkunde 14: 168, 1904Echinopsis pentlandii v. albiflora Weidlich, Gartenflora 69: 143, f. 17, 1920
Echinopsis pentlandii v. cavendishii Rumpler, Handbuch der Kakteenkunde 614, 1885Echinopsis pentlandii v. coccinea Salm-Dyck, Cacteae in Horto Dyckensi Cultae 38 (1849), 1850
Echinopsis pentlandii v. cristata Monatsschrift fur Kakteenkunde Index 58,Echinopsis pentlandii v. elegans Hildmann
Echinopsis pentlandii v. forbesii R. Meyer, Monatsschrift fur Kakteenkunde 7: 155, 1897Echinopsis pentlandii v. gracilispina Lemaire, L'illustration horticole 6: with t. 214, 1859
Echinopsis pentlandii v. integra Monatsschrift fur Kakteenkunde 7: 139, 1897Echinopsis pentlandii v. laevior Monville, Monographie de la Famille des Cactees 290, 1853
Echinopsis pentlandii v. longispina Rumpler, Handbuch der Kakteenkunde 612, 1885Echinopsis pentlandii v. maximiliana Heyder, Monatsschr. Kakteenk. 7: 52., 1897
Echinopsis pentlandii v. neuberti Rumpler, Handbuch der Kakteenkunde 613, 1885Echinopsis pentlandii v. ochroleuca R. Meyer, Monatsschr. Kakteenk. 7: 54., 1897
Echinopsis pentlandii v. scheeri LemaireEchinopsis pentlandii v. tuberculata Schelle, Handb. Kakteenkult. [Schelle] 111., 1907
Echinopsis pentlandii v. vitellina Hildmann ex K. Schumann, Gesamtbeschr. Kakt. 230., 1897Echinopsis pereziensis Cárdenas, Cactus, Paris, No. 78, 90., 1963
Echinopsis peruviana (Britton & Rose) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 97, 1974Echinopsis peruviana ssp. peruviana
Echinopsis peruviana ssp. puquiensis (Rauh & Backeberg) C. Ostolaza Nano, Cactaceae Consensus Initiatives, 6: 8: 1998Echinopsis philippi (Regel & Schmidt) Nicolson, The Illustrated Dictionary of Gardening, Suppl.: 338, 1920
Echinopsis picta Walp., Rep. 2. 324.,Echinopsis poco (Backeberg) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 97, 1974
Echinopsis poco v. albiflora (Cárdenas) Friedrich & Rowley, I. O. S. Bull., 3 (3): 97, 1974Echinopsis poco v. friciana (Cárdenas) Friedrich & Rowley, I. O. S. Bull., 3 (3): 97, 1974
Echinopsis pojoensis Cárdenas, Cactus (Paris) 64: 166, 1959Echinopsis polyancistra (Backeberg) Friedrich, Kakteenfreund, 2. 18; cf. Gray Herb. Card Cat., Issue 143; et inBackeb. & F. M. Knuth, Kaktus-ABC, 223, 412 (1935). 1933
Echinopsis poselgeri R. Meyer, Monatsschr. Kakteenk., 5. 36; Backeb. & F. M. Knuth, Kaktus-ABC, 424, indice, 219 (1935). 1895Echinopsis potosina Werdermann, Notizblatt des Botanischen Gartens und Museums zu Berlin-Dahlem 11: 267, 1931
Echinopsis pseudocachensis (Backeberg) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974Echinopsis pseudocandicans (Kiesling) H. Friedrich & W. Glaetzle, Bradleya, 1: 96: 1983
Echinopsis pseudomamillosa Cárdenas, Cactus (Paris) 64: 164, 1959Echinopsis pseudominuscula Spegazzini, Anal. Mus. Buenos Aires, 11. 488., 1905
Echinopsis pudantii Pfersdorf ex Roth, Monatsschr. Kakteenk. 10: 167., 1900Echinopsis pugionacantha Rose & Boedeker, Monatsschrift der Deutschen Kakteen-Gesellschaft, E. V., Sitz Berlin 3: 272, 1931
Echinopsis pugionacantha ssp. pugionacanthaEchinopsis pugionacantha ssp. rossii (Boedeker) G. Navarro, Lazaroa 17: 53, 1996
Echinopsis pulchella Zuccarini ex Foerst., Handb. Cact. ed. I. 363,Echinopsis puquiensis (Rauh & Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 97, 1974
Echinopsis purpureopilosa (Weingart) Friedr & Rowl, I. O. S. Bull., 3 (3): 97, 1975Echinopsis pygmaea R. Fries, Nova Acta Regiae Societatis Scientiarum Upsaliensis 1: 120, 1905
Echinopsis quadratiumbonatus (F. Ritter) D.R. Hunt, Cactaceae Consensus Initiatives 4: 5, 1997Echinopsis quehlii R. M ex Monatsschr., Kakteenk. 1. 55, in obs.; Britton & Rose, Cactaceae, 3. 76 (1922). 1891
Echinopsis quinensis (W. Rausch) Friedrich & Glaetzle, Bradleya 1: 96., 1983Echinopsis quinesensis (W. Rausch) H. Friedrich & W. Glaetzle, Bradleya, 1: 96: 1983
Echinopsis randallii (Cárdenas) Friedr & Rowl, I. O. S. Bull., 3 (3): 97, 1975Echinopsis rauschii Friedrich, Kakt. And. Sukk., 25 (4): 83, nom. nov., 1974
Echinopsis rauschii v. grandiflora (W. Rausch) Friedrich, Kakt. And. Sukk., 25 (4): 83, 1974Echinopsis rauschii v. megalocephala W. Rausch, Kakt. And. Sukk., 25 (11): 241., 1974
Echinopsis rebutioides (Backeberg) Friedrich, Kakt. And. Sukk., 25 (4): 82, 1974Echinopsis rebutioides v. chlorogona (Wessner) Backeberg
Echinopsis rebutioides v. citriniflora BackebergEchinopsis rebutioides v. cupreoviridis
Echinopsis rebutioides v. kraussiana BackebergEchinopsis rebutioides v. purpureostoma
Echinopsis rebutioides v. rubroviridisEchinopsis rebutioides v. sublimiflora (Backeberg & Wessner) Backeberg
Echinopsis rebutioides v. versicolorEchinopsis reichenbachiana Pfeiffer ex Foerst., Handb. Cact. ed. I. 365,
Echinopsis rhodacantha (Salm-Dyck) C.F. Foerster, Handbuch der Kakteenkunde 368, 1846Echinopsis rhodotricha K. Schumann, Monatsschr. Kakt., 147., 1900
Echinopsis rhodotricha ssp. chacoana (Schuetz) P.J. Braun & E. Esteves Pereira, Succulenta Amsterdam 74 (3): 130, 1995Echinopsis rhodotricha v. argentinensis R. Mey., Monatsschr. Kakteenk. 21: 188., 1911
Echinopsis rhodotricha v. brevispina F. Ritter, Kakteen in Südamerika, 1: 263, 1979Echinopsis rhodotricha v. robusta R. Mey., Monatsschr. Kakteenk. 24: 113., 1914
Echinopsis rhodotricha v. roseiflora K. Schumann, Bull. Herb. Boissier ser. 2, 3: 251., 1903Echinopsis rhodotricha v. spinosior (F. Ritter) F. Ritter, Kakteen in Südamerika, 1: 262: 1979
Echinopsis ritteri Boedeker, Monatsschrift der Deutschen Kakteen-Gesellschaft, E. V., Sitz Berlin 4: 141, 1932Echinopsis riviere-de-caraltii Cárdenas, Cactus and Succulent Journal [U. S. ] 43 (6): 242, f. 1, 1971
Echinopsis rivierei (Backeberg) Friedrich & Rowley, I. O. S. Bull., 3 (3): 97, 1975Echinopsis robinsoniana Werdermann, Fedde, Repert. SonderBeih. C. t. 80., 1934
Echinopsis rohlandii Hort. ex K. Schumann, Gesamtb. Kakt. 235., 1897Echinopsis rojasii Cárdenas, Revista de Agricultura [Cochabamba] 6: 31, 1951
Echinopsis rojasii v. albiflora Cárdenas, Revista de Agricultura [Cochabamba] 6: 33, 1951Echinopsis roseo-lilacina Cárdenas, Cactus, Paris, No. 57, 254; cf. Gray Herb. Card Cat., 1957
Echinopsis rossii Boedeker, Kakteenkunde 167, 1933Echinopsis rowleyi Friedrich, I. O. S. Bull., 3 (3): 97, nom. nov., as 'rowley', 1957
Echinopsis rubescens Backeberg, Kakteenfreund, 1. 122; cf. Gray Herb. Card Cat., Issue 143., 1932Echinopsis rubinghiana (Backeberg) Friedrich & Rowley, I. O. S. Bull., 3 (3): 97, 1957
Echinopsis salmiana Hort. Germ. ex Rud. Meyer., Monatss. f. Kakteenk. 5. 155., 1895Echinopsis salmiana v. bridgesii K. Schumann, Gesamtbeschr. Kakt. 237., 1897
Echinopsis salpingophora Lemaire ex Salm-Dyck, Cact. Hort. Dyck. ed. 2. 39, 181; Labour. Monog. Cact. 302.,Echinopsis saltensis Spegazzini, Anal. Mus. Buenos Aires, 11. 487.,
Echinopsis saltensis v. nealeana (Backeberg) J.G. Lambert, Cactus d'Argentine, ed. 2: 65: 1998Echinopsis saltensis v. pseudocachensis (Backeberg) J.G. Lambert, Cactus d'Argentine, ed. 2: 66: 1998
Echinopsis sanguiniflora (Backeberg) D.R. Hunt, Bradleya; Yearbook of the British Cactus and Succulent Society 9: 88, 1991Echinopsis santaensis (Rauh & Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 97, 1974
Echinopsis santiaguensis (Spegazzini) Friedrich & Rowley, I. O. S. Bull., 3 (3): 97, 1975Echinopsis schaferi Britton & Rose
Echinopsis scheeri RuemplerEchinopsis scheerii Salm-Dyck, Cacteae in Horto Dyckensi Cultae [ed. 1849] 179 (1849), 1850
Echinopsis schelhasii Pfeiffer & Otto, Abbild. Kakteen, 1. sub t. 4,Echinopsis schickendantzii F.A.C. Weber, Dictionaire d'Horticulture 473, 1896
Echinopsis schieliana (Backeberg) D.R. Hunt, Bradleya; Yearbook of the British Cactus and Succulent Society 5: 92, 1987Echinopsis schoenii (Rauh & Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 97, 1974
Echinopsis schreiteri (A. Castellanos) Werdermann ex Backeberg, Backeb. Neue Kakteen, 85, 1931Echinopsis schwantesii Fric, Mollers Deutsch. Gartner-Zeit., 42. 436., 1927
Echinopsis scopa Carr., Rev. Hortic. 374, 1875Echinopsis scoparia Werdermann, Kakteenk., 144., 1934
Echinopsis scopulicola (F. Ritter) R. Mottram, Cactaceae Consensus Initiatives 2: 8, 1997Echinopsis semidenudata Cárdenas
Echinopsis seminudaEchinopsis setosa Linke, C. Koch & Fint. Wochenschr. 1. 86, 1858
Echinopsis shaferi Britton & Rose, The Cactaceae; descriptions and illustrations of plants of the cactus family 3: 69-70, f. 87, 89, 1922Echinopsis shoenii
Echinopsis silvatica F. Ritter, Succulenta, 1965, 24., 1965Echinopsis silvestrii Spegazzini, Anal. Mus. Buenos Aires, 11. 486.,
Echinopsis simplex Niedl, C. Koch. AIlg. Gartenz. 238., 1857Echinopsis skottsbergii (Backeberg ex Skottsb.) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 97, 1974
Echinopsis skottsbergii v. breviata (Backeberg) Friedrich & Rowley, I. O. S. Bull., 3 (3): 98, 1974Echinopsis smrziana Backeberg, Kaktus-ABC 219, 412, 1935
Echinopsis spachiana (Lemaire) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 98, 1974Echinopsis spegazziniana Britton & Rose, The Cactaceae; descriptions and illustrations of plants of the cactus family 3: 69, f. 88, 1922
Echinopsis spegazzinii K Schum. ex Spegazzini, Anal. Mus. Buenos Aires, 11. 488,Echinopsis sphacelata Gravis, Mem. Acad. Belg. 8vo, Ser. 2. 14. Fasc. 6, 29., 1935
Echinopsis spinibarbis (Otto ex Pfeiffer) A.E. Hoffmann j., Cactaceas 90, 1989Echinopsis spiniflora (K. Schumann) Berger, Kakteen (Berger) 193. 1929,
Echinopsis stilowiana (Backeberg) J.G. Lambert, Cactus d'Argentine, ed. 2: 70: 1998Echinopsis stollenwerkiana Boedeker, Jahrbuch der Deutschen Kakteen-Gesellschaft 1: 59, 1936
Echinopsis strausii Graessn., Hauptverz., 7, nomen., 1937Echinopsis strigosa (Salm-Dyck) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 98, 1975
Echinopsis subdenudatus Cárdenas, Cactus and Succulent Journal [U. S. ] 28: 71, f. 43, 44, 1956Echinopsis sucrensis Cárdenas, Cact. & Succ. Journ. Amer. 35. 200., 1963
Echinopsis sulphureaEchinopsis tacaquirensis (D. Vaupel) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 98, 1975
Echinopsis tacaquirensis ssp. tacaquirensisEchinopsis tacaquirensis ssp. taquimbalensis (Cárdenas) G. Navarro, Lazaroa 17: 55, 1996
Echinopsis tacuarembense Arech., Anal. Mus. Montevid. 5. 254.,Echinopsis tapecuana F. Ritter, Succulenta, 1965, 24., 1965
Echinopsis tapecuana v. tropicaEchinopsis taquimbalensis (Cárdenas) Friedr & Rowl, I. O. S. Bull., 3 (3): 98, 1974
Echinopsis taquimbalensis v. wilkeae (Backeberg) Friedrich & Rowley, I. O. S. Bull., 3 (3): 98, 1974Echinopsis taratensis (Cárdenas) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 98, 1974
Echinopsis tarijensis (D. Vaupel) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 98, 1975Echinopsis tarijensis ssp. herzogianus (Cárdenas) G. Navarro, Lazaroa 17: 56, 1996
Echinopsis tarijensis ssp. tarijensisEchinopsis tarijensis ssp. totorensis (Cárdenas) G. Navarro, Lazaroa 17: 56, 1996
Echinopsis tarmaensis (Rauh & Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 98, 1974Echinopsis tegeleriana (Backeberg) D.R. Hunt, Bradleya; Yearbook of the British Cactus and Succulent Society 5: 92, 1987
Echinopsis tephracantha Hort. ex Backeberg & F. M. Knuth, Kaktus-ABC, 219, in obs., 1935Echinopsis terscheckii (Parm. ex Pfeiffer) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 98, 1974
Echinopsis terscheckii v. montana (Backeberg) K. Friedrich & G.D. Rowley ex K. Friedrich & G.D. Rowley, Repert. Pl. Succ. (I. O. S.), 25: 10 ( publ. 1976), 1974Echinopsis tettavii Kratz., Neubert's Deutsch. Gart. Mag. 8. 111; cf. Index Londin. 3. 12 (1930). 1855
Echinopsis thelegona (F.A.C. Weber ex K. Schumann) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 98, 1974Echinopsis thelegonoides (Spegazzini) Friedrich & G.D. Rowley, I. O. S. Bull., 3 (3): 98, 1974
Echinopsis thionantha (Spegazzini) D. Hunt, Bradleya, 5: 92: 1987Echinopsis tiegeliana (Wessner) D.R. Hunt, Bradleya; Yearbook of the British Cactus and Succulent Society 9: 88, 1991
Echinopsis toralapana (Cárdenas) Friedr, Cactus (Paris) 19 (82): 41. 1964, 1964Echinopsis torrecillasensis Cárdenas, Cactus and Succulent Journal [U. S. ] 28: 110, f. 70-2, 1956
Echinopsis tougardii Herincq, L'Horticult. Franc. 3. 193., 1853Echinopsis trichosa (Cárdenas) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 98, 1974
Echinopsis tricolor A. Dietrich, Otto & Dietr, Allgemeine Gartenzeitung 16. 210., 1848Echinopsis tuberculata Niedt, Allgemeine Gartenzeitung 237, 1857
Echinopsis tubiflora (Pfeiffer) Zuccarini ex A. Dietrich, Otto & Dietr. Allgemeine Gartenzeitung 14. 306, 1846Echinopsis tubiflora v. paraguayensis R. Mey., Monatsschr. Kakteenk. 23: 153., 1913
Echinopsis tucumanensis Y. Ito, Expl. Diagr. Austroechinocact. 285., 1957Echinopsis tulhuayacensis (Ochoa ex Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 99, 1974
Echinopsis tunariensis (Cárdenas) Friedrich & G.D. Rowley, Cactus (Paris) 14 (64): 160, 1959Echinopsis turbinata (Pfeiffer) Zuccarini, Abbild. Kakteen, 1. sub t. 4,
Echinopsis uebelmanniana (Lembcke & Backeberg) A. Hoffmann, Cactaceas 92, 1989Echinopsis undulata Rother, Monatsschr. Kakteenk., 11. 61, in obs.; Britton & Rose, Cactaceae, 3. 76 (1922). 1901
Echinopsis uyupampensis (Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 99, 1974Echinopsis valida Monville, Cacl. Hort. Dyck. ed. 2. 181, 1844
Echinopsis valida v. densa Regel, Gartenflora 1: 295, t. 29., 1852Echinopsis valida v. forbesii R. Mey., Monatsschr. Kakteenk. 5: 133., 1895
Echinopsis vallegrandensis Cárdenas, Cactus (Paris) 14 (64): 163, 1959Echinopsis vasquezii (W. Rausch) G.D. Rowley, Repertorium Plantarum Succulentarum 24: 6 (1973), 1975
Echinopsis vatteri (R. Kiesling) G.D. Rowley, Repert. Pl. Succ. XXVII: 5., 1979Echinopsis vellegradensis Cárdenas, Cactus, Paris, 14. No. 64, 163., 1959
Echinopsis verschaffeltii Hort. ex A. Weber, Bois, Dict. Hort. 471 [1896], in syn.,Echinopsis violacea Werdermann, Notizbl. Bot. Gart. Berlin, 11. 262., 1931
Echinopsis volliana (Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 99, 1974Echinopsis volliana v. rubrispina (Backeberg) Friedrich & Rowley, I. O. S. Bull., 3 (3): 99, 1975
Echinopsis walteri (R. Kiesling) Friedrich & Glaetzle, Bradleya, 1: 96: 1983Echinopsis werdermanniana (Backeberg) Friedrich & G.D. Rowley, International Organization for Succulent Plant Study Bulletin 3 (3): 99, 1974
Echinopsis werdermannii Fric ex Fleischer, Friciana, Rada I - Zprav C. 7. 1, 9; cf. Gray Herb. Card Cat., 1962Echinopsis wilkensii (Linke) Hort., ex Forst. Handb. Cact. 628, in syn.; K. Schum. Gesamtb. Kakt. 235 (1897); Britton & Rose, Cactaceae, 3. 64 (1922), in obs., 1886
Echinopsis yungasensis F. Ritter, Kakteen in Sudamerika 2: 631, 1980Echinopsis yuquina D.R. Hunt, Bradleya; Yearbook of the British Cactus and Succulent Society 9: 88, 1991
Echinopsis zuccarinii Pfeiffer & Otto, Abbild. Kakteen, l. Sub t. 4,Echinopsis zuccarinii v. rolandii E. Morren, Belgique Hort. 16: 130, tab. 10., 1866
