CSSA VOL.86, July-August 2014 No.4 Haworthias - natures' naughty cultivars - a dated update regarding a few fascinating and vindicatable retusoids Gerhard Marx Thermal Damage and Aberrations in Cactaceae: Observations in 2013 Vladimir Basiuk An unexpected new species of Aloe from Zimbabwe Tom McCoy, Obety José Baptista and Darrel Plowes Superb Succulents Duke Benadom Book Reviews Peter Breslin, Root Gorelick, Tim Harvey, D Russell Wagner and Laurel Woodley Diploid Opuntia hybrids from northwestern Arizona Marc Beckstrom, A Dean Stock, Chris Ginkel & Nancy Hussey On the cover: The beautiful artwork of Gerhard Marx needs little introduction, and has featured on the cover several times before. This time, one of the more recently described species, Haworthia jolrenae is the subject, accompanying a substantial article on the retusae section of the genus.