CSSA VOL.87, March-April 2015 No.2 The Lost Cactus Garden of 'Quien Sabe' Catherine Phillips Musings on Mammillaria theresae Elton Roberts Oaxaca explorations off the beaten path Julia Etter and Martin Kristen Superb Succulents Duke Benadom Three new Aloe records from Uganda (Xanthorrhoeaceae) Thomas C.Cole & Thomas G. Forrest Books Reviews Miles Anderson, Matthew Maggio, Nick Wilkinson Validation of four sectional names in Agave L. (Agavaceae) Gregg Starr & Robert H.Webb On the cover: Elton Roberts superb plant of Mammilloria theresae would be welcome in most succulent collections, including those which did not contain many cacti. Of interest whether it is in bloom or not, this species must rank highly in the list of desirable miniatures.