Botryarrhena is a genus of flowering plants in the Rubiaceae family. It was described by Adolpho Ducke in 1932. It only holds two species, occurring in Brazil, Colombia, Peru and Venezuela.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0