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Opuntia ventanensis (Cactaceae), a New Species from the Province of Buenos Aires, Argentina
- Long, Andrea
- Haseltonia 2012 v.18 pp. 79-84
- Opuntia, cacti and succulents, flowers, holotypes, new species, plant morphology, plant taxonomy, Argentina
- Opuntia ventanensis A. Long (Opuntioideae, Cactaceae) is described as a new species from the Province of Buenos Aires, Argentina. The taxon is distinguished from its closest congeners, O. salmiana and O. aurantiaca, by characters of stem, interareolar area, spine length, flowers and fruit. Figures of the holotype are provided.