Europe, Asia
Hybrid origin, North America, Europe, Africa, Asia
Dry areas, Roadsides, stream banks, Stream side, Waste areas
meadows, Shady Edge, Woods
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
21,22