Contents:

• Bradleya 28includes the following articles:
• Notes on Borzicactus in northern Peru by Graham Charles
• Lizards on Aeonium lancerottense in Lanzarote, Canary Islands: a new example of pollination by reptiles? by E. Charles Nelson
• Two new caulescent species of Sansevieria (Asparagaceae) in Kenya by Leonard E. Newton
• Three species accepted in Chortolirion Berger (Xanthorrhoeaceae: Asphodeloideae) by Ben J.M. Zonneveld and Georg P.J. Fritz
• A first record of a South African aloe, Aloe spectabilis, becoming naturalized elsewhere in the country by R.R Klopper. P.C. Zietsman, P. J. du Preez and G. F. Smith
• Variation in flowers in Cephalophyllum curtophyllum (Aizoaceae) by H.E.K Hartmann
• Notes on Agave palmeri Engelm. (Agavaceae) and its allies in the Ditepalae by Ronell R. Klopper, Gideon F. Smith, Estrela Figueiredo and Neil R. Crouch
• Desmidorchis impostor spec. nov. (Apocynaceae; Asclepiadoideae; Ceropegieae), a not-so-new, new stapeliad from northern Oman by H A. Jonkers
• What's in a name: epithets in Aloe L. (Asphodelaceae) and what to call the next new species Estrela Figueiredo and Gideon F. Smith
• Aloe nicholsii Gideon F.Sm. & N.R.Crouch (Asphodelaceae): a new leptoaloe from KwaZulu-Natal, South Africa Gideon F. Smith and Neil R. Crouch
• Epitypes for two archetypal stapeliads: Stapelia hirsuta and S. (Orbea ) variegata by Gordon D. Rowley
• Lectotypification of Portulaca grandiflora var. grandiflora by Gordon D. Rowley
• Gilbert Westacott Reynolds: his study of Aloe and a bibliography of his work by Colin C. Walker
• An up-to-date familial and suprafamilial classification of succulent plants by Reto Nyffeler and Urs Eggli