Botrychium minganense is accepted species in  the family Ophioglossaceae  subfamily: Botrychioideae,  
Genus Botrychium 
This species is found in Alaska, Alberta, Arizona, British Columbia, California, Colorado, Greenland, Iceland, Idaho, Labrador, Maine, Manitoba, Mexico Northeast, Michigan, Minnesota, Montana, Nevada, New Brunswick, New Hampshire, New York, Newfoundland, North Dakota, Northwest Territorie, Nova Scotia, Ontario, Oregon, Québec, Saskatchewan, Utah, Vermont, Washington, Wisconsin, Wyoming.