Gesneria pauciflora is a rare species of flowering plant in the family Gesneriaceae known by the common name yerba maricao de cueva. It is endemic to Puerto Rico, where there are only three populations remaining. It was federally listed as a threatened species of the United States in 1995. Threats to the species include forest management practices such as trail construction, and erosion, landslides, and other forces that affect the habitat.