Asperula is a genus of flowering plants in the Rubiaceae family. It contains about 195 species and has a wide distribution area from Europe, northern Africa, temperate and subtropicale Asia to Australasia.
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