Corticioid fungi (Agaricomycetes) reported from Mexico Authors: Tapia, Fidel, Chacón, Santiago, Pérez-Gorjón, Sergio

Floristic list of the family Poaceae of the state of Morelos, Mexico Authors: Sánchez-Ken, J. Gabriel, Cerros-Tlatilpa, Rosa

A new species of Salvia section Membranaceae from Guerrero, México Authors: Fragoso-Martínez, Itzi, Martínez-Gordillo, Martha

Ayenia grisea (Malvaceae-Byttnerioideae), a new species for Mexico and validation of Reevesia clarkii (Malvaceae/Helicteroideae) Authors: Machuca Machuca, Karina

Cestrum chiangi (Solanaceae), a new species from Guerrero and Oaxaca, Mexico Authors: Montero Castro, Juan Carlos

The family Juncaceae in Mexico Authors: Balslev, Henrik, Duno de Stefano, Rodrigo

Six new Leguminosae-Papilionoideae of Mexico Authors: Rzedowski, Jerzy, Calderón de Rzedowski, Graciela

Anamorphic fungi associated with plant litter of the jungle of the State Park "Agua Blanca", Macuspana, Tabasco, Mexico Authors: Martínez-Rivera, Karen, Heredia, Gabriela, Rosique-Gil, Edmundo

Aristolochia rzedowskiana (Aristolochiaceae), a new species of subsection Pentandrae from Jalisco, Mexico Authors: Santana-Michel, Francisco J., Guzmán-Hernández, Luis

2-Phenylethanol in the leaves of Bursera velutina Bullock (Burseraceae) Authors: Noge, Koji, Venable, D. Lawrence, Becerra, Judith X.

Heliopsis suffruticosa (Compositae, Heliantheae), una nueva especie del occidente de Zacatecas Authors: Ramírez-Noya, David, González-Elizondo, M. Socorro, Molina-Torres, Jorge

A new species of Mammillaria (Cactaceae) from Tamaulipas, México Authors: Martínez-Ávalos, José Guadalupe, Golubov, Jordan, Arias, Salvador, Villarreal-Quintanilla, José Ángel

Two remarkable species of Phoradendron (Viscaceae) from the Oaxacan Mixteca (México), one new and the other supplemented Authors: Rzedowski, Jerzy, Calderón de Rzedowski, Graciela

Taxonomic review and geographic distribution of Ephedra (Ephedraceae) in Mexico Authors: Villanueva-Almanza, Lorena, Fonseca, Rosa María

Variación morfológica del género Prochnyanthes (Agavaceae) Authors: Castro-Castro, Arturo, Rodríguez, Aarón, Vargas-Amado, Georgina, Ramírez-Delgadillo, Raymundo

The genus Muellera L. f. in Mesoamerica and northern South America Authors: Sousa S., Mario, Sotuyo, Solange

Two new species of Perymenium (Compositae-Heliantheae) from the arid part of the state of Queretaro (México) Authors: Rzedowski, Jerzy, Calderón de Rzedowski, Graciela

A new species of Oxalis L. (Section Ionoxalis Small, Oxalidaceae) from northern Michoacan, Mexico Authors: Pérez-Calix, Emmanuel

Floristic study of the pinion pine communities of Pinus pinceana Gordon Authors: Villarreal Quintanilla, José Ángel, Mares Arreola, Oscar, Cornejo Oviedo, Eladio, Capó Arteaga, Miguel A.

Strictly aquatic vascular plants and their conservation in Mexic Authors: Mora-Olivo, Arturo, Villaseñor, José Luis, Martínez, Mahinda