Opuntia megasperma

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Opuntia megasperma
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Core eudicots
Order: Caryophyllales
Family: Cactaceae
Genus: Opuntia
Species: O. megasperma
Binomial name
Opuntia megasperma

Opuntia megasperma is a species of plant in the Cactaceae family. This vulnerable cactus species is endemic to the Galapagos Islands (Ecuador), where restricted to Floreana, San Cristobal and Espanola.

Opuntia megasperma in a highly important source of food, water, and shade for Galápagos tortoises.[1]


  1. ^ Gibbs, James P.; Hunter, Elizabeth A.; Shoemaker, Kevin T.; Tapia, Washington H.; Cayot, Linda J. (2014), Demographic Outcomes and Ecosystem Implications of Giant Tortoise Reintroduction to Española Island, Galapagos, doi:10.1371/journal.pone.0110742