Selenicereus nelsonii (Weing.) Britton & Rose, Cactaceae 4: 283. 1923
Selenicereus nelsonii, Cactaceae 4: 283. 1923
is new combination for Cereus nelsonii in Z. Sukkulentenk. 1: 33. 1923
Lectotype (designated by Bauer, R. 2003: 491): Mexico. Locality unknown, from material sent by Dr J. L. Slater to C. Z. Nelson, of which cuttings were sent to Britton & Rose (US-2947536A)
Selenicereus nelsonii, Cactaceae 4: 283. 1923