Arequipa Britton & Rose, The Cactaceae; descriptions and illustrations of plants of the cactus family 3: 100-101, 1922

Arequipa aurantiaca (D. Vaupel) Werdermann, Kakteenkunde 5: 77, 1939

Arequipa australis F. Ritter, Kakteen in Sudamerika 3: 1123, 1980

Arequipa clavata (Soehrens ex K. Schumann) Borg, Cacti 216, 1937

Arequipa cylindrica  

Arequipa erectocylindrica Rauh & Backeberg, Descriptiones Cactacearum Novarum 1: 18 (1956), 1957

Arequipa haynii (Otto ex Salm-Dyck) Krainz, Die Kakteen 25: C Vb., 1963

Arequipa haynii v. erectipetala (Rauh & Backeberg) Krainz, Krainz. Dic Kakteen Lief. 25: C Vb., 1963

Arequipa hempeliana (Guerke) Oehme, Cactaceae. Jahrbucher der Deutschen Kakteen-Gesellschaft (Berlin) 11, 22, 1940

Arequipa leucotricha (R. Philippi) Britton & Rose, The Cactaceae; descriptions and illustrations of plants of the cactus family 3: 101, 1922

Arequipa longiflora

Arequipa mirabilis (A.F.H. Buining) Backeberg, Das Kakteenlexikon 62, 1966

Arequipa multicolor  

Arequipa multiflora  

Arequipa myriacantha (D. Vaupel) Britton & Rose, The Cactaceae; descriptions and illustrations of plants of the cactus family 3: 101, 1922

Arequipa neoleucotricha Y. Ito, The Cactaceae: 365, nom. nov., without full repl. syn ref.: , 1981

Arequipa rettigii (Quehl) Oehme, Cactaceae. Jahrbucher der Deutschen Kakteen-Gesellschaft (Berlin) 11, 21, 1940

Arequipa rettigii v. borealis F. Ritter, Kakteen in Sudamerika 4: 1369, 1981

Arequipa rettigii v. erectocylindrica (Rauh & Backeberg) Krainz, Kakteen (H. Krainz) 36: C Vb., 1967

Arequipa rettigii v. rettigii  

Arequipa soehrensii (Krzgr) Backeberg, Die Cactaceae 2: 1054, 1959

Arequipa spinosissima F. Ritter, Taxon, 13. 115., 1964

Arequipa varicolor (Backeberg) Backeberg, Cactus (Paris) 8 (37): 217, 1953

Arequipa weingartiana Backeberg, Kaktusar 7: 61, 1936

Arequipa weingartiana v. carminantha  

Arequipa weingartiana v. carminanthema Backeberg, Kaktusar 7: 61, 1936

Arequipa weingartiana v. weingartiana