Rhigospira is a genus of flowering plants in the family Apocynaceae, first described as a genus in 1849. The genus contains only one known species, Rhigospira quadrangularis, native to northwestern South America (Colombia, Venezuela, Peru, NW Brazil).
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