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Revista mexicana de biodiversidad
On-line version ISSN 2007-8706Print version ISSN 1870-3453
Abstract
PEREZ-CALIX, Emmanuel. A new species of Russelia (Plantaginaceae) from Guanajuato and Querétaro, Mexico. Rev. Mex. Biodiv. [online]. 2020, vol.91, e913042. Epub Mar 01, 2021. ISSN 2007-8706. https://doi.org/10.22201/ib.20078706e.2020.91.3042.
Russelia (Plantaginaceae) is a genus consisting of 48 to 52 species, distributed from northern Mexico to Colombia and the Antilles. In Mexico, 38 species have been registered and 3 of them, are found in Guanajuato and Querétaro. The objective of this paper is to describe a new species for science, R. longipedunculata Pérez-Calix, from the northeast of Guanajuato and north of Querétaro. R. tenuis Lundell is the closet related species and its affinity is herewith discussed. The most prominent features are: the size and morphology of the peduncle and the pedicel, the presence of resiniferous scales in the segments of the calyx; besides having different distribution area.
Keywords : Atarjea; Pinal de Amoles; Russelia tenuis; Sierra Gorda.