What is "rhagadiolus"

Rhagadiolus is a genus of plants in the dandelion tribe within the daisy family, native to the Mediterranean region of southern Europe, northern Africa, and the Middle East.

1. Rhagadiolus edulis Gaertn. - from Portugal + Morocco to Iran
2. Rhagadiolus stellatus (L.) Gaertn. - from Britain to Canary Islands + Caucasus; naturalized in California ( Sonoma + Napa Counties)

numerous species now considered better suited to other genera: Crepis Garhadiolus Hedypnois Hyoseris Koelpinia Leontodon