Foliar trichomes of Croton section Barhamia (Euphorbiaceae) Authors: Martínez Gordillo, Martha, Espinosa Matías, Silvia

A new species of Tillandsia (Bromeliaceae) from western Mexico Authors: Espejo Serna, Adolfo, López-Ferrari, Ana Rosa

Manfreda galvaniae (Agavaceae), a new species from Mexico, with notes on the taxonomic placement of M. malinaltenangensis Matuda and its lectotipification. Authors: Castañeda Rojas, Alejandro, Franco Martínez, I. Sonia, García-Mendoza, Abisaí

Legumes from the North of the state of Neuvo León, Mexico Authors: Estrada Castillón, Eduardo, Villarreal Quintanilla, José Ángel, Jurado, Enrique

Contribution to the knowledge of vascular flora endemism in Veracruz, Mexico Authors: Castillo-Campos, Gonzalo, Medina Abreo, Ma. Elena, Dávila Aranda, Patricia Dolores, Zavala Hurtado, José Alejandro

Record of Convolvulus crenatifolius Ruiz & Pavón (Convolvulaceae) in Mexico Authors: Carranza González, Eleazar

Crepis capillaris Wallr. (Compositae, Lactuceae), an addition to the adventitious flora of Mexico Authors: Rzedowski, Jerzy, Calderón De Rzedowski, Graciela

Two new species of Potentilla (Rosaceae) from central Mexico Authors: Rzedowski, Jerzy, Calderón De Rzedowski, Graciela

An annotated checklist of dinoflagellates (Dinophyceae) from the Mexican Pacific Authors: Okolodkov, Yuri B., Gárate-Lizárraga, Ismael

Pollination of two sympatric species of Stelis (Pleurothallidinae, Orchidaceae) Authors: Albores-Ortiz, Octavio, Sosa, Victoria

Two new species of Bursera (Burseraceae) from Mexico Authors: Rzedowski, Jerzy, Calderón De Rzedowski, Graciela

A new species of Callaeum (Malpighiaceae) from Puebla, Mexico Authors: Anderson, William R.

Riparian flora of the Sabinas and San Rodrigo rivers, Coahuila, Mexico Authors: Villarreal Q., José Á., Carranza P., Miguel Á., Estrada C., Eduardo, Rodríguez G., Andrés

Quantitative analysis of traditional knowledge of medicinal plants in San Rafael, Coxcatlan, Tehuacán-Cuicatlán Valley, Puebla, Mexico Authors: Canales Martínez, Margarita, Hernández Delgado, Tzasná, Caballero Nieto, Javier, Romo de Vivar Romo, Alfonso, Durán Díaz, Ángel, Lira Saade, Rafael

The genus Ficus (Moraceae) in the state of Morelos, Mexico Authors: Piedra-Malagón, Eva María, Ramírez Rodríguez, Rolando, Ibarra-Manríquez, Guillermo

The Begonia of Veracruz: Additions and revisions Authors: McMillan, Patrick D., Wyatt, Graham, Morris, Rekha

Taxonomic review of the Acutifoliae complex of Quercus (Fagaceae) with emphasis on its representation in Mexico Authors: Romero Rangel, Silvia

Pollen viability in a cultivated sunflower line, in the wild sunflower (Helianthus annuus L. ssp. texanus Heiser) and in its hybrid offspring Authors: Mendoza Villarreal, Rosalinda, Reyes-Valdés, M. Humberto, Espinosa Zapata, Carlos, Villarreal Quintanilla, José Ángel

Tigridia pugana (Iridaceae: Tigridieae), a new species from Jalisco, Mexico Authors: Rodríguez, Aarón, Ortiz-Catedral, Luis

Gymnopilus tuxtlensis (Basidiomycetes, Agaricales), tropical species known from Mexico and South America Authors: Guzmán-Dávalos, Laura, de Jesús Herrera, María, Cardona, Beatriz E., Saldarriaga, Yamillé