Cereus dusenii F.A.C.Weber ex Speg., Nova Add. Fl. Patag. 1: 56. 1899
Cereus dusenii, Nova Add. Fl. Patag. 1: 56. 1899
is basionym for Austrocactus dusenii in Anales Soc. Ci. Argent. 96: 69. 1923
Type: Argentina, Chubut, near Trelew, Nov 1897, Dr. A. Valentin (not preserved)