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Keywords from Image Description:
The Cactaceae Plate XL . BRITTON AND ROSE VOL II Eaton del Neivton Del Flowering plant of Aporocacius leptophis Flowering plant of Aporocactus flagelliformis Natural size Plate XL Illustration biodiversitylibrary org title Britton Nathaniel Lord Rose NameFound Aporocacius leptophis NameConfirmed Aporocactus leptophis