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The Cactaceae Vol III, plate XXIV filtered.jpg
Discocactus bahiensis (lower left)
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Core eudicots
Order: Caryophyllales
Family: Cactaceae
Subfamily: Cactoideae
Tribe: Trichocereeae
Genus: Discocactus

Discocactus albispinus
Discocactus bahiensis
Discocactus catingicola
Discocactus ferricola
Discocactus heptacanthus
Discocactus horstii
Discocactus placentiformis
Discocactus pseudoinsignis
Discocactus silicicola
Discocactus woutersianus
Discocactus zehntneri

Discocactus is a genus of tropical cacti. The name comes from the ancient Greek diskos (=disc) because of its shape. Discocactus plants are endemic to southern Brazil, eastern Bolivia, and northern Paraguay. These species are in the risk of extinction in the wild.

The plants have a slightly flattened spherical shape. The areoles bear sharp spines. At the apex of the adult plants, there is a wooly cephalium, white or shaded with yellow or grey. The white nocturnal flowers appear on the sides of the cephalium. The fruits are pink or red and contain black seeds.


  • Edward F. Anderson : The Cactus Family. Timber Press: Portland (Oregon), 2001, p. 218-221 ISBN 0-88192-498-9
  • N. L. Britton, J. N. Rose: The Cactaceae. Descriptions and Illustrations of Plants of the Cactus Family. Washington, 1920

External links[edit]

Data related to Discocactus at Wikispecies