QUEPO 24 - 2010 Contents:

• 1.1 Ethnobotany. Cactaceae of the Sacred Valley of the Inkas, Cusco, Peru. Alfredo Tupayachi. This article deals with how people use some cacti during some religious festivities in Cusco.
• 1.2 Chemistry. Quantification of mescaline in cacti by chromatography. Mihail Cjuno et al. This is a new method to measure mescaline in Trichocereus by chromatography, digital scanning and image process.
• 1.3 Cactus. Cactaceae, Succulents and other species from Moquegua, Peru. Daniel Montesinos. The author reviews the succulent vegetation between 3450 and 4690 m elevation in Sanchez Cerro province in the Moquegua region.
• 1.4 Evaluation. Population status of Haageocereus tenuis (Cactaceae). Sidney Novoa et al. This is a survey done in 2004 to count the population status of Haageocereus tenuis in its only known habitat, north of Lima.
• 1.5.Gardens. Xerophyticgardens in Lima Debora MacDonald. The author visited some Specs' members houses and comments about the advantages of growing succulents.
• 2.1 Art. Carlos Revilla. Gabriela Arakaki. One of a dozen oil-on-canvas paintings depicting cactus in the unique style of this well known Peruvian artist is shown here.
• 2.2 Philately. Cacti and Christmas. Cactofilico. Christmas is a good theme for postal stamps but its relation with some cactus flowering in December is questioned here.
• 2.3.1 Literature. Alberto Rubio R Oriana Pardo. This Chilean poet offers us a short poem called «El Cactus» that Oriana Pardo graciously sent us for this issue.
• 2.3.2 Literature. Luis de Rodrigo. Orlando Granda. In the last century an artistic current called Indigenismo developed in Peru and the poet Luis de Rodrigo, from Puno, wrote «Canción de amor de la Malika» related to a cactus species.
• 3.1 Cactus. Two New Matucanas from Northern Peru. Graham Charles. These are the first descriptions, both in English and in Spanish, of Matucana oreodoxa subsp. roseiflora and M. paucicostata subsp. hoxeyi, recently found in northern Peru.
• 3.2 Cactus. Cacti from Northern Peru. Debora MacDonald. This is a chronicle of a voyage through seven Peruvian regions during three weeks, seeing more than seventy cacti species.
• 3.3 Cactus. Hylocereus sp. propagation. Faustiniano Saravia. This essay proposes to propagate Hylocereus sp. because its fruit has commercial value.
• 3.4 Cactus. Xerophitic species from the Chancay Huaral basin, Lima, Peru. Meylin Vasquez. A survey and description of the main xerophitic species communities found in the lower part of the Chancay Huaral basin, north of Lima, identifying four important zones..
• 4.1 Confidential. «Specstador» Specs' main activities during the second semester of the last year and the first semester of this year are described.
• 4.2 Abstracts. English summary of all the articles of this issue.
• 4.3 Books. Gymnocalycium. This book by Graham Charles, is an exhaustive review of this cactus genus from Argentina, Bolivia, Brasil, Paraguay and Uruguay and is beautifully presented in large format (28 x 21 cm) with more than 600 pages.