Coryphantha : Cacti of Mexico and Southern USA - Dicht, Reto.; Lüthy, Adrian; SpringerLink (Online service) (Berlin, Heidelberg : Springer Berlin Heidelberg : Imprint: Springer, 2005)
to the Genus Coryphantha -- Ecology of Coryphantha spp. -- Morphology of Coryphantha -- History of the Genus Coryphantha -- Position and Delimitation of the Genus Coryphantha -- Key to the Genus Coryphantha -- The Genus Coryphantha (Engelmann) Lemaire - Descriptions of the Species -- Coryphantha sp. in Cultivation.
Keywords: Plant science; Botany; Plant systematics; Plant taxonomy; Plant anatomy; Plant development; Plant Sciences; Plant Systematics/Taxonomy/Biogeography.; Plant Anatomy/Development.