Neodawsonia apicicephalium (E.Y.Dawson) Backeb. in Blätt. Sukkulentenk. 1: 4. 1949
Neodawsonia apicicephalium in Blätt. Sukkulentenk. 1: 4. 1949
is new combination for Cephalocereus apicicephalium in Allan Hancock Found. Publ. Occas. Pap. 1: 10–12, t. 3–6, f. 8–9, 11–13. 1948
Neodawsonia apicicephalium in Blätt. Sukkulentenk. 1: 4. 1949