Hunt, D.R. & Taylor, N. P. 2006: Notulae systematicae Lexicon Cactacearum spectantes VII. – Cactaceae Systematics Initiatives 21: 4-15

Title	Notulae systematicae Lexicon Cactacearum spectantes VII
Authorship	Hunt, D.R. & Taylor, N. P.
Date published	2006
Volume	21
In journal	Cactaceae Systematics Initiatives
Pages	4-15