Gaillardia Foug.

Native to:

Alabama, Alberta, Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Brazil South, British Columbia, Colorado, Connecticut, Florida, Georgia, Idaho, Kansas, Louisiana, Manitoba, Massachusetts, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Mexico, North Carolina, North Dakota, Northwest Territorie, Oklahoma, Oregon, Saskatchewan, South Carolina, South Dakota, Texas, Uruguay, Utah, Washington, Wyoming, Yukon

Introduced into:

Assam, Azores, Bahamas, Baltic States, Belarus, Belgium, Bolivia, Bulgaria, Cape Provinces, Colombia, Cuba, Czechoslovakia, Djibouti, East Himalaya, El Salvador, France, Free State, Germany, Gilbert Is., Guatemala, Hawaii, Honduras, Hungary, India, Italy, Jawa, Korea, Krym, KwaZulu-Natal, Line Is., Madeira, Maine, Marianas, Mexico Southeast, Mozambique, Myanmar, Namibia, Nansei-shoto, New Caledonia, New York, Nicaragua, Northern Provinces, Pakistan, Poland, Queensland, Romania, Réunion, Seychelles, Spain, Tadzhikistan, Taiwan, Trinidad-Tobago, Tubuai Is., Turkmenistan, Ukraine, Uzbekistan, Vermont, Vietnam, Wisconsin, Yugoslavia