Hybrid origin, Northwestern United States, California, Canada
Europe
Rocky Mountains, Scrubs
Cultivated Beds, Forests, meadows, Pastures, Riverbanks, Roadsides, Scrubs, wastelands, waterways
4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22