RUHSAM M. Coryphantha. R.F. Dicht & A.D. Lüthy. Berlin, Heidelberg: Springer-Verlag. 2005. 200pp, colour plates, drawings, maps. ISBN 3 540 22306 1. £61.50 (hardback). Edinburgh J. Bot. [Internet]. 2005 Aug. 16 [cited 2026 Sep. 3];61(2-3):201-2. Available from: https://journals.rbge.org.uk/ejb/article/view/1816