Rhagadiolus is a genus of plants in the tribe Cichorieae within the family Asteraceae, native to the Mediterranean region of southern Europe, northern Africa, and the Middle East.Jussieu, Antoine Laurent de. 1789. Antonii Laurentii de Jussieu Genera plantarum :secundum ordines naturales disposita, juxta methodum in Horto regio parisiensi exaratam page 168 in LatinTropicos, Rhagadiolus Juss.
SpeciesAltervista Flora Italiana, genere Rhagadiolus Rhagadiolus edulis Gaertn. - from Portugal + Morocco to Iran Rhagadiolus stellatus (L.) Gaertn. - from Britain to Canary Islands + Caucasus; naturalized in California (Sonoma + Napa Counties)Biota of North America Program 2013 county distribution map
formerly included numerous species now considered better suited to other genera: Crepis Garhadiolus Hedypnois Hyoseris Koelpinia Leontodon
References
External links Flora of North America