Brongniartia yahualica (Fabaceae, Faboideae), a New and Unusual Species from Jalisco, Mexico

  • Óscar Dorado Universidad Autónoma del Estado de Morelos
  • Dulce M. Arias Universidad Autónoma del Estado de Morelos
Keywords: Brongniartia, Fabaceae, Faboideae, IUCN Red List, Jalisco, legumes, Mexico


A new species, Brongniartia yahualica Dorado & D. M. Arias (Fabaceae, Faboideae), endemic to a small area of the state of Jalisco (known as Altos Sur) on the border with Zacatecas, Mexico, is described and illustrated. It has an unusual floral morphology, including a long and pendant semi-tubular shape and the largest flowers in the genus. Its morphological affinities with B. tenuifolia Standl. are discussed, and habitat data are given.