Eastern Africa, Southern Africa
Western United States, Northwestern United States, California, Canada
Robusta blue, Robusta green, Curvula
Black Maple, Mountain Maple,
Norway Maple
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17