Westoniella is a genus of Costa Rican shrubs in the aster tribe within the daisy family. The genus is named in honor of US botanist Arthur S. Weston. All the species are found only in Costa Rica. Species 1. \n* Westoniella barqueroana Cuatrec. 2. \n* Westoniella chirripoensis Cuatrec. 3. \n* Westoniella eriocephala (Klatt) Cuatrec. 4. \n* Westoniella kohkemperi Cuatrec. 5. \n* Westoniella lanuginosa Cuatrec. 6. \n* Westoniella triunguifolia Cuatrec.
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