Heliocereus heterodoxus Standl. & Steyerm. in Publ. Field Mus. Nat. Hist., Bot. Ser. 23: 67. 1944
Heliocereus heterodoxus in Publ. Field Mus. Nat. Hist., Bot. Ser. 23: 67. 1944
is basionym for Disocactus speciosus subsp. heterodoxus in Willdenowia 46(1): 157. 2016