Cereus rhodanthus Gürke in Monatsschr. Kakteenk. 18: 69. 1908
Cereus rhodanthus in Monatsschr. Kakteenk. 18: 69. 1908
is basionym for Arrojadoa rhodantha, Cactaceae 2: 170–171. 1920
is basionym for Cephalocereus rhodanthus, Repert. Spec. Nov. Regni Veg. Sonderbeih. C: t. 44. 1932
Holotype: Brazil, Piauí: in the Catinga de São Raimundo, Ule 11 (B, in spirit: B 810006785)