The cactaceae

by Nathaniel Lord Britton

Cactáceas y suculentas del Jardín Botánico Lankester

by Marta Rivas Rossi

Suculentas mexicanas

Comparative anatomy of the leaf-bearing Cactaceae

by Irving W. Bailey

Cactáceas de Aguascalientes

by Margarita de la Cerda Lemus

Cites Cactaceae Checklist

by D. R. Hunt

Die Cactaceae

by Curt Backeberg

Cactaceae of the boundary

by George Engelmann

Plantæ simplices seu crespitostæ, tuberculatæ, aculeigeræ.

The Cactaceae

by Nathaniel Britton, Joseph Nelson Rose

The Cactaceae

by Nathaniel Lord 1859-1934 Britton

Claves para la identificación de las cactáceas de México

by Helia Bravo-Hollis

Cactaceae

by Walter Robyns

Cactáceas

by José Morales Saravia

Cactaceae

by N.L. & J.N.ROSE BRITTON

Cactaceae

by Taylor Marshall

Cactaceae

by H. J. Beentje, E. Milne-Redhead

Studies in Cactaceae

by Nathaniel Britton

Cactaceas amazonicas

by A. Castellanos

Pereskia (Cactaceae)

by Beat Ernst Leuenberger

Cactáceas y otras suculentas del Estado de México

by Jorge Meyrán García