Southern Europe, Western Europe, Russia/Siberia, Central Asia, Western Asia
meadows, Open areas, Roadsides, Woodlands
Belgian Endive, Red Belgian Endive, Curly Endive (a.k.a. Frisee), Escarole, Radicchio (Chioggia) and Radicchio (Chioggia)
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24