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The cactus species; 1- Notocactus Leninghausii A. Berger; 2- N. shlosserii Vliet; 3- N. roseoluteus Vliet; 4- N. magnificus F. Ritter; 5- Mammillaria spinosisima Lem;6- M. supertexta Hort.;7- M. polythele Mart.;8- M. springlei J.M. Coult; 9- M. hahniana Werderm.
