Bot. sci - vol.90 issue1

Table of contents
Bot. sci vol.90 n.1 México Mar. 2012

**Botanical Sciences, a new name and other editorial changes for the Boletín de la Sociedad Botánica de México** Meave, Jorge A.; Terrazas, Teresa; Ibarra-Manríquez, Guillermo; Lorea Hernández, Francisco G.; Gallardo-Cruz, J. Alberto; Medina-Lemos, Rosalinda; Portilla-Alonso, Rosa Maricel; Salas-Morales, Silvia H.; Valencia-Á, Susana · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

Structural botany

	· Variation in the tracheoids of seeds from the subtribe Pithecocteniinae (Bignonieae: Bignoniaceae) and their contribution to the systematics of the group Burelo-Ramos, Carlos Manuel; Lorea-Hernández, Francisco Gerardo; Angeles, Guillermo · abstract in English \| Spanish · text in English · English ( pdf )

Taxonomy and floristics

	· *Nolina excelsa* (Nolinaceae) a new species of Oaxaca, Mexico García-Mendoza, Abisaí; Solano, Eloy; Rivera-Lugo, Miguel · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

Ecology

	· Environmental predictors of plant species richness of the humid mountain forest of Mexico López-Mata, Lauro; Villaseñor, José Luis; Cruz-Cárdenas, Gustavo; Ortiz, Enrique; Ortiz-Solorio, Carlos · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· Classification, structure, and diversity of the piedmont scrub adjacent to the northern gulf coastal plain in northeastern Mexico Estrada-Castillón, Eduardo; Villarreal-Quintanilla, José A.; Jurado-Ybarra, Enrique; Cantú-Ayala, César; García-Aranda, Mario Alberto; Sánchez-Salas, Jaime; Jiménez-Pérez, Javier; Pando-Moreno, Marisela · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· *Clasification of nine conifer mixed forest sites with presence of Taxus globosa* in the Sierra Madre Oriental, Nuevo Leon and Tamaulipas, Mexico** García-Aranda, Mario A.; Estrada-Castillón, A. Eduardo; Cantú-Ayala, Cesar M.; Pando-Moreno, Marisela · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· *Spatial distribution and phototropic response of Dioon merolae* (Zamiaceae) in relictual populations of central Chiapas, Mexico** González-Espinosa, Mario; Pérez-Espinosa, Beatriz Adriana; Ramírez-Marcial, Neptalí · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )

	· *Natural history of Dioon merolae* (Zamiaceae) in Chiapas, Mexico** Lázaro-Zermeño, Julia Manuela; González-Espinosa, Mario; Mendoza, Ana; Martínez-Ramos, Miguel · abstract in English \| Spanish · text in Spanish · Spanish ( pdf )