Colchicum - Wikispecies
- Europe
- Northern Europe
- Denmark (introduced), Great Britain, Ireland, Sweden (introduced).
- Middle Europe
- Austria, Belgium, Czechoslovakia, Germany, Hungary, Netherlands, Poland, Switzerland.
- Southwestern Europe
- Baleares, Corse, France, Portugal, Sardegna, Spain.
- Southeastern Europe
- Albania, Bulgaria, Greece, Italy, Kriti, Romania, Sicilia, Turkey-in-Europe, Yugoslavia.
- Eastern Europe
- Baltic States (introduced), Krym, Northwest European Russia (introduced), South European Russia, Ukraine.
- Northern Europe
- Africa
- Northern Africa
- Algeria, Egypt, Libya, Morocco, Tunisia, Western Sahara.
- Regional: Macaronesia
- Canary Islands.
- Regional: West Tropical Africa
- Mauritania, Niger.
- Regional: Northeast Tropical Africa
- Eritrea, Ethiopia, Somalia.
- Regional: East Tropical Africa
- Kenya, Tanzania, Uganda
- Regional: South Tropical Africa
- Angola, Malawi, Mozambique, Zambia, Zimbabwe.
- Regional: Southern Africa
- Botswana, Cape Provinces, Caprivi Strip, Lesotho, Namibia, KwaZulu-Natal, Free State, Swaziland, Northern Provinces.
- Northern Africa
- Asia-Temperate
- Middle Asia
- Kazakhstan, Kirgizistan, Tadzhikistan, Turkmenistan, Uzbekistan.
- Caucasus
- North Caucasus, Transcaucasus.
- Western Asia
- Afghanistan, Cyprus, East Aegean Islands, Iran, Iraq, Lebanon-Syria, Palestine, Sinai, Turkey.
- Arabian Peninsula
- Saudi Arabia, Yemen.
- China
- Tibet.
- Middle Asia
- Asia-Tropical
- Indian Subcontinent
- Pakistan, West Himalaya.
- Indian Subcontinent
- Continental: Australasia
- Regional: New Zealand
- New Zealand South (introduced).
- Regional: New Zealand
- Continental: Northern America (introduced)
- Regional: Northwestern U.S.A.
- Oregon.
- Regional: Northeastern U.S.A.
- New Hampshire, Vermont.
- Regional: Southwestern U.S.A.
- Utah.
- Regional: Southeastern U.S.A.
- Kentucky, North Carolina.
- Regional: Northwestern U.S.A.
References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition