, Blätt. Kakteenf. 1935, Pt. 9, [p. 7], in obs., nomen; et BlatterKakteenforsch. 1935, Pt. 12, [p. 5]; Backeb. in Backeb. & F. M. Knuth,Kaktus-ABC, 234, 414 (1935), latine.
1935, Pt. 9, [p. 7], in obs., nomen; et BlatterKakteenforsch. 1935, Pt. 12, [p. 5]; Backeb. in Backeb. & F. M. Knuth,Kaktus-ABC, 234, 414 (1935), latine.