CSSA VOL.87, November-December 2015 No.6 Publication Committee Message Two new species of Ledebouria from South Africa David M.Cumming Shaw's agave: a brief visit Sula Vanderplank & Keith Lombardo A widespread species and its restricted endemic relative: preliminary taxonomic inferences for Echinocereus maritimus and Echinocereus moritimus subsp. hancockii Peter Breslin Colourful Coryphantha Part II Elton Roberts Hesperoyucco whipplei Root Gorelick Introducing the succulent flora of Mexico: Beschorneria yuccoides (Agavaceae) Miguel Chazaro-Basañez & Jeronimo Vasquez-Ramirez Are wildfires a threat for globose cacti species in the Cordoba Mountains, central Argentina? Diego E.Gurvich, Veronica Zupichiatti, Sebastian Zeballos & Juan I. Whitworth-Hulse/td> Book Review Tim Harvey On the cover: Root Gorelick, who provided the cover picture of Hesperoyucca whipplei, often travels a lot during the summer months, perhaps to compensate for the long Canadian winter. Those also with the prospect of a cold and dark winter ahead will appreciate the decidedly tropical feel to the image.