Neoporteria villosa var. atrispinosa (Backeb.) Donald & G.D.Rowley in Cact. Succ. J. Gr. Brit. 28: 58. 1966
Neoporteria villosa var. atrispinosa in Cact. Succ. J. Gr. Brit. 28: 58. 1966
is new combination for Chilenia atrispinosa in Blätt. Kakteenf. 1938(3): 1. 1938