North America, United States, Western United States, Northwestern United States, California, Canada
Asia, Europe, North America
mexicana , white spruce
Black Ash, Blue Ash, California Ash, Carolina Ash, European Ash
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 10, 14, 15, 16, 17
9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24