Nomenclature
Opuntia Miller, Gard. Dict. Abr. ed. 4, vol. 2. 1754.
List of Opuntia Species
References to Opuntia
- Flora of North America Editorial Committee. 2003. Flora of North America, Volume 4. Magnoliophyta: Caryophyllidae, part 1. Oxford Univ. Press, New York. , 559 pages.
- Griffith, M. P.; Porter, J. M. 2009. Phylogeny of Opuntioideae (Cactaceae). Int. J. Plant Sci. 170: 107-116.
- Hanks, S.; Fairbrothers, D. E. 1969. Habitats and asscoiations of Opuntia compressa (Salisb.) Macbr. In New Jersey. Bull. Torrey Bot. Club 96: 592-594.
- Hanks, S.; Fairbrothers, D. E. 1969. Diversity of populations of Opuntia compressa (Salisb.) Macbr. In New Jersey. Bull. Torrey Bot. Club 96: 641-652.
- Joyce, A. 2004. Eastern prickly pear cactus in the littoral zone. Underwater Naturalist 26: 36-37.
- Wallace, R. S.; Fairbrothers, D. E. 1987. The New England distribution of Opuntia humifusa (Raf.) Raf. Rhodora 89(859): 327-32.