Hybrid origin
World/Pandemic, North America, Europe, Russia/Siberia, Africa, Asia
Not available
austrocalifornicus , effusus , laxus , pacificus , solutus
subtropical regions, Temperate Regions
All sorts of environments, Banks, ditches, marshes, Shores of rivers or lakes
21,22
H1, 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