Bark development: Comparative study of two Ceiba (Malvaceae) species Údair: Guía-Ramírez, Sandra, Terrazas Salgado, Teresa Margarita, Aguilar Rodríguez, Silvia, Yáñez-Espinosa, Laura, Tejero-Díez, José Daniel

Traditional knowledge and uses of gymnosperms in the northeast of Oaxaca, Mexico Údair: Bernal-Ramírez, Luis Alberto, Bravo-Avilez, David, Fonseca-Juárez, Rosa María, Yáñez-Espinosa, Laura, Gernandt, David S., Rendón-Aguilar, Beatriz

Floristic inventory of the Natural Protected Area Parque Nacional El Potosí, San Luis Potosí, Mexico Údair: de Nova, Arturo, Enríquez-Salaices-Valdez, Estrella, Castillo Lara, Pedro, Cilia-López, Virginia Gabriela, Yañez-Espinosa, Laura, Gudiño-Cano, Ana Karem, Vázquez-Mendoza, Sadoth