Lugar de publicación
Cact. Succ. J. (Los Angeles) 23(4): 118 (1951b)
Referencias
-
Backeberg (1951b)
Backeberg, C. 1951b. Some results of twenty years of cactus research PartII. Cactus and Succulent Journal (Los Angeles), 23(4): 117-124
Neoporteria nigrihorrida
var.
minor
es un sinónimo de
Cact. Succ. J. (Los Angeles) 23(4): 118 (1951b)
Backeberg, C. 1951b. Some results of twenty years of cactus research PartII. Cactus and Succulent Journal (Los Angeles), 23(4): 117-124