Contents:

• The identity of Drosanthemum micans (Aizoaceae) H.E.K. Hartmann
• Diversity and distribution of Cactaceae in Ceará state, north-eastern Brazil Marcelo O. T Menezes, Nigel P Taylor. Marlon C. Machado. Paulo J. A. Coelho and Diva Correia
• Esterhuysenia grahambeckii, a new rare species in the Aizoaceae (Mesembryanthema, Ruschioideae) from the Rooiberg, Western Cape, South Africa Ernst J. van Jaarsveld
• Crassula fragarioides, a new sandstone outcrop species from the Bokkeveld Escarpment, Northern Cape, South Africa Ernst J. van Jaarsveld, Nick Helme and Derek Tribble
• Two new species of Aloe in Kenya Leonard E. Newton
• Provenance of the material on which the name Aloe mendesii Reynolds (Asphodelaceae), a cliff-dwelling species from Angola, is based Gideon F Smith and Estrela Figueiredo
• Agave americana L. (subsp. americana) var. expansa (Jacobi) Gentry (Agavaceae) naturalized in South Africa Gideon F Smith and Estrela Figueiredo
• South Africa's ongoing Opuntia Mill. (Cactaceae) problem: the case of Opuntia microdasys (Lehm.) Pfeiff. Gideon F Smith, Estrela Figueiredo. James S. Boatwright and Neil R. Crouch
• The genus Cyphostemma (Planch.) Alston (Vitaceae) in Angola Filipe de Sousa. Estrela Figueiredo and Gideon F Smith
• The rough and the smooth: a reassessment of Conophytum reconditum Andrew J. Young. Chris Rodgerson and Steven A. Hammer
• Genetic diversity among South African cactus pear genebank accessions using AFLP markers Barbara K. Mashope. Liezel Herselman and Maryke T Labuschagne
• Aloe sharoniae N.R.Crouch & Gideon F.Sm. (Asphodelaceae): species rank for a leptoaloe from southern Africa Neil R. Crouch and Gideon F Smith
• Who's in a name: eponymy of the name Aloe thompsoniae Groenew., with notes on naming species after people Estrela Figueiredo and Gideon F Smith
• Reinstatement of Aloe graciliflora Groenew. (Asphodelaceae: Alooideae), a maculate aloe from north-east South Africa Ronell R. Klopper. Olwen M. Grace. Gideon F Smith and Estrela Figueiredo
• A new species of Pilosocereus subgenus Gounellea, P. frewenii. from SE Brazil Daniela Zappi and Nigel Taylor
• South Africa's succulents under threat Janine E. Victor and Lufuno E. Makwarela
• Drosanthemum subgenus Speciosa (Aizoaceae): towards a revision of the plants with black staminodes H.E.K. Hartmann and A. Le Roux
• What's in a name: an update on epithets used in Aloe L. (Asphodelaceae) Gideon F Smith. Colin C. Walkerand Estrela Figueiredo
• Book reviews Colin C Walker