Resumen

PALACIOS, Ramón A.. Mexican mesquites: Biodiversity and geographical distribution. Bol. Soc. Argent. Bot. [online]. 2006, vol.41, n.1-2, pp.99-121. ISSN 1851-2372.

In the present study on the biodiversity and distribution of the mexican mesquites, 11 species are described and illustrated, 3 of which are new to science. The eleven species of Prosopis (Sect. Algarobia) are: 1) P. odorata (Baja California Norte, Sonora, Chihuahua, Tamaulipas, Nuevo León and Zacatecas); 2) P. glandulosa (Coahuila, Nuevo León and Tamaulipas); 3) P. velutina (Sonora); 4) P. articulata (Sonora and Baja California Sur); 5) P. tamaulipana (Tamaulipas, Nuevo León, San Luis Potosí y Veracruz) 6) P. yaquiana sp. nov. (Sonora, Baja California Sur and Sinaloa); 7) P. vidaliana (Nayarit, Jalisco, Colima, Michoacán, Guerrero, Oaxaca y Chiapas); 8) P. laevigata (Nuevo León, Durango, Tamaulipas, Zacatecas, San Luis Potosí, Aguas Calientes, Jalisco, Guanajuato, Querétaro, Hidalgo, Michoacán, México, Morelos, Puebla, Guerrero, Oaxaca and Chiapas); 9) P. mezcalana sp. nov. (Guerrero and Michoacán); 10) P. mayana sp. nov. (Yucatán); 11) P. juliflora (Yucatán). A key to the 11 Mexican species is provided and their geographical distributions are illustrated.

Palabras clave : Mexico; Mezquites; Prosopis; Biodiversity; Mimosaceae.

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