Contents:

• DNA sequences and cactus classification – a short review by Root Gorelick
• Genome size analysis of selected species of Aloe (Aloaceae) reveals the most primitive species and results in some new combinations by Ben J.M.Zonneveld
• Euphorbia resinifera portrayed in a manuscript herbal nearly fifteen hundred years ago – revisited by Pjotr Lawant and Diny Winthagen
• The rediscovery of Ruschia acutangula (Haw.) Schwantes (Mesembryanthemaceae Fenzl) by Pascale Chesselet and Gideon F. Smith
• Conservation Status of two Succulents Endemic to Soqotra Island, Yemen by Neil A.Oakman, Susan J.Christie and Dylan P.Hannon
• A re-evaluation of the taxonomic status of the genus Melocactus in Aruba, Netherlands Antilles by George Thomson
• Agave wercklei: a mesoamerican species in South Africa by Gideon F.Smith and Elsie M.A.Stein
• Opuntia Index Part 8: R by Richard Crook and Roy Mottram
• Batting curses and beating depression: Adenia gummifera in Zulu traditional medicine by Neil R.Crouch, Gideon F.Smith, Richard Symmonds and Tanza E.Crouch
• Charles Plumier, the King's Botanist - his life and work. With a facsimile of the original cactus plates and the text from Botanicum Americum (1689-1897) by Roy Mottram
• The flowers of Drosanthemum Schwantes (Ruschioideae, Aizoaceae) by S.Rust, C.Bruckmann and H.E.K.Hartmann
• Bradleya 19 erratum