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The Cactaceae Plate XXIV . BRITTON AND ROSE VOL Ill PLATE XXIV SI Eaton del Top of fruiting plant of Cactus lemairei Top of fruiting plant of Cactus harlotvii Crown of Cactus harlowii Flowering plant of Discocactus bahiensis Fruiting plant of Cactus melocactoides All natural size Plate XXIV Illustration biodiversitylibrary