Alaska, Canada, Northern Europe, Russia/Siberia
Hybrid origin, Northwestern United States, California, Canada
gardens, Grassland, Roadsides, tropical environments
Rocky Mountains, Scrubs
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 10
4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24