The world's largest population of semaphore prickly-pear cactus lives in Biscayne National Park
The following cacti have been documented in the park. They have been sorted alphabetically by common name. The list is not exhaustive, and documented sightings of species not on this list are welcome. Submit your sightings to BISC_webmaster@nps.gov.
Dildoe Cactus, Cereus pentagonus
Erect Pricklypear, Opuntia stricta
Prickly Applecactus, Harrisia aboriginum
Prickly Pear, Opuntia stricta var. dillenii
Semaphore Prickly-pear Cactus, Opuntia corallicola
Triangle Cactus, Acanthocereus tetragonus