Chaetothylax rzedowskii (Acanthaceae), una especie nueva de Chiapas, México Authors: Acosta Castellanos, Salvador

A new species of Tridax (Compositae-Heliantheae) from Durango, Mexico Authors: García Arevalo, Abel

Dendrophthora costaricensis (Loranthaceae), a new record for the flora of Mexico Authors: Cházaro Basáñez, Miguel, Oliva Rivera, Héctor

Maianthemum mexicanum (Liliaceae) una nueva especie de Durango, México Authors: Garcia-Arevalo, Abel

A new species of Beaucarnea (Nolinaceae) Authors: Hernandez Sandoval, Luis

Adiciones a la flora marina del Caribe Mexicano Authors: Aguilar Rosas, Luis E., Aguilar Rosas, Marco A., Gomez Pedroso Cedillo, Antonio, Fernandez Prieto, Jesús Antonio

Neotipificación de Pitcairnia vallisoletana Lex. (Bromeliaceae) Authors: Espejo Serna, Adolfo, López Ferrari, Ana Rosa, Flores Cruz, María

Una nueva especie de Kreodanthus (Orchidaceae‑Goodyerinae) del occidente de México y El Salvador Authors: Gonzalez Tamayo, Roberto

Notes on neophytes I. Silene noctiflora L. (Caryophyllaceae) registered for Mexico Authors: Vibrans, Heike

Una nueva especie de Physalis (Solanaceae) de Querétaro, México Authors: Martinez, Mahinda, Hernandez, Luis

Rodolfo Palacios Chávez (1929-1999) Authors: Quiroz García, D. Leonor

Ramón Riba y Nava Esparza (1934-1999) Authors: Pérez-García, Blanca, Pacheco, Leticia, Espejo Serna, Adolfo, López-Ferrari, Ana Rosa

First record of Genlisea (Lentibulariaceae) for Mexico Authors: Olvera García, Martha, Martínez S., Esteban

A new record of Psilocybe (Fungi, Basidiomycotina, Agaricales) in Argentina Authors: Moyano, Alejandro José, Daniele, Graciela María

Notes on the family Bromeliaceae in the Valley of Mexico Authors: Espejo Serna, Adolfo, López-Ferrari, Ana Rosa

Naming the long-known: a new species of Desmopsis (Annonaceae) endemic to Mexico Authors: Ortiz-Rodriguez, Andrés Ernesto

“…Its floral characteristics are similar to those present in the Asian genus Guamia (now Meiogyne), and for many years it has been named “Guamia mexicana”, but not formally described. Recently, it was shown that “Guamia mexicana” is phylogenetically related to Desmopsis and Stenanona and not to Guamia. …”

Associated entomofauna with the jamaica cultivation (Hibiscus sabdariffa L.) in the municipality of Chiautla de Tapia, Puebla. Authors: Pérez-Torres, Betzabeth Cecilia, Aragón García, Agustín, Bautista Martínez, Néstor, Tapia Rojas, Ana María, López-Olguín, Jesús Francisco

“…The insects plague that were found causing serious damages to the crop were: Atta mexicana, Sphenarium purpurascens, Melanoplus spp. and Aphis gossypii, and amongst the beneficial insects are San Miguel’s fly, Allograpta sp. …”

Análisis florístico de dos áreas con bosque mesófilo de montaña en el estado de Hidalgo, México: Eloxochitlán y Tlahuelompa Authors: Alcántara Ayala, Othón, Luna Vega, Isolda

“…The areas with Fagus grandifolia ssp. mexicana in the state of Hidalgo are suggested as reserve areas due to the relictual and endemic character of this taxon.…”

Nesting site record of the monk parakeet (myiopsitta monachus) in the state of Guerrero, Mexico Authors: Sierra-Morales, Pablo, Almazán-Núñez, R. Carlos

Alimentos consumidos por la ardilla endémica de Perote (Xerospermophilus perotensis) en el Valle de Perote, Veracruz, México Authors: González-Romero, Alberto, Montero-Bagatella, Sandra, Durán-Antonio, Jessica