Jefea is a genus of North American flowering plants in the sunflower family, native to Mexico and the southwestern United States. These are shrubs up to 200 cm (80 inches) tall, with yellow or orange flower heads containing both ray and disc flowers. see Zexmenia \n* Jefea phyllocephala (Hemsl.) Strother - Zexmenia phyllocephala (Hemsl.) Standl. & Steyerm. - Guatemala
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