Rhagadiolus stellatus var. intermedius Rhagadiolus edulis var. integrifolius Rhagadiolus intermedius Rhagadiolus lyratus Rhagadiolus lampsanoides Rhagadiolus rigidus Cichorium rhagadiolus Rhagadiolus stellatus subsp. edulis
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024