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Biogeographic analysis of endemic cacti of the Sierra Madre Oriental, Mexico Santa Anna del Conde, H - Luna Vega, Mercedes Isolda - Contreras Medina, Raúl
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Historical biogeography of the Yucatan Peninsula, Mexico: a perspective from ferns (Monilophyta) and lycopods (Lycophyta) Ramírez Barahona, S - Palacios Ríos, M - Luna Vega, Mercedes Isolda - Torres Miranda, A
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