Southern Europe, Western Europe, Russia/Siberia, Central Asia, Western Asia
Hybrid origin, North America, Central America, South America
meadows, Open areas, Roadsides, Woodlands
Clay soil areas, Loamy soils, Sandy areas
21,22
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