QUEPO 21 - 2007 Contents:

• 1.1 Glossary. "W", "X", "Y"and "Z". Latinlover Cacti and succulents genera and species beginning with the last letters of the alphabet and related words are shown here.
• 1.2 Gardens. The Huntington Botanical Garden, CA, USA. Carmen Rosa.. The author has visited this garden several times and now she is reporting on the Peruvian cacti and succulent plants she found there.
• 1.3 Gardens. The Royal Botanical Garden, Madrid, Spain. Rosario Muñóz. The author reports her visit to this garden with excellent photos of the plants she found there.
• 1.4 Chemistry. Echinopsis schoenii. Mijail Cjuno, Jorge Choquenaira and Carlos Serrano.. The authors made chemical analisis of this cactus species in several localities, looking for mescaline. This is the report of the results.
• 2.1 Art. Roger von Gunten. Craso.. In 1992 this Swiss artist, living in Mexico, painted ((The nopal», with a lovely prickly-pear, with fruits.
• 2.2 Philately. Echinocactus grusonii, Cactaceae. Cactofilico.. This cactus species has been the theme of postal stamps in several countries around the world. Cactofilico shows some examples here.
• 2.3 Literature. Manuel González Prada. R.O.Granda. Salvador Novo. Craso. R.0.Granda sent us a poem called "Los cactus", written by Manuel González Prada, 40 years ago. Craso offers us a fragment of a poem called "Florido laude", written by Salvador Novo, in 1945.
• 2.4 Botanical Illustration. Cacti from Mexico. A. P. de Candolle.. The Sessé and Mociño expedition (1787-1803) to Mexico, the subsequent fate of the findings and the copy of most of the plates, by the ladies of Geneva, Switzerland, is reported by A. P. de Candolle.
• 3.1 Cactus. North of Ancash, Perú. C. Ostolaza. The author visited four provinces of Ancash Department, Perú (Santa, Huaylas, Corongo and Sihuas) and this is the report of his findings..
• 3.2 Cactus. Sánchez Cerro, Moquegua, Perú. D. Montesinos.. The flora of General Sanchez Cerro province in Moquegua Dpmt, Peru, was studied by the author and this is a report of the cacti found there.
• 3.3 Cactus. Cailloma, Arequipa, Perd. F. Cáceres et al.. The authors sent us the study of the cactus found in Cailloma province in Arequipa Department, in southern Perú, with nice pictures.
• 4.1 Confidential. Specstador.. Specs' main activities during the second semester of the last year and the first five months of this year are reported here.
• 4.2 . Abstracts.
• 4.3 Book Reviews.. Two recent books "Zonas Áridas N° 10, 2006" a yearbook from the Center for Arid Lands Research, UNALM, Lima, Peru and this issue was devoted to cactus and succulents and "The New Cactus Lexicon" by D. Hunt et al. are reviewed here.