Pachyphytum brachetii, una nueva especie del estado de Hidalgo, Mexico.

In this article we describe a new species, Pachyphytum brachetti, which was found in the southern portion of Actopan, in the state of Hidalgo, with a limited distribution to only one locality. It is placed into the Pachyphytum section and it is compared with P.bracteosum Klottzsch, P. garciae PérezCalix & Glass and with P. caesium Kimnach & Moran, which are the most similar species to P. brachetii and which differ from both basically in the color and size of the calyx, corolla and pedicels, as well as in the color, texture and size of the stem