Western United States, Northwestern United States, California, Canada
Aegean Islands, Central Asia, Middle East, North Africa, Southern Europe, Western China
Black Maple, Mountain Maple,
Norway Maple
Crocus abantensis, Crocus adanensis, Crocus biflorus, Crocus chrysanthus, Crocus korolkowii
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24