United States, Northwestern United States, California
Europe, Eastern Europe, Southern Europe, Russia/Siberia, Iran, Central Asia, Southern Asia, Western Asia, India, Nepal, China
Moist Soils, Wet ground, Wet lands
Cold Regions, Hills, Hillside
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21