Caltha L.

Native to:

Afghanistan, Alaska, Albania, Alberta, Aleutian Is., Altay, Amur, Argentina Northwest, Argentina South, Arizona, Assam, Austria, Baleares, Baltic States, Belarus, Belgium, Bolivia, British Columbia, Bulgaria, Buryatiya, California, Central European Russia, Chile Central, Chile South, China North-Central, China South-Central, China Southeast, Chita, Colorado, Connecticut, Czechia-Slovakia, Delaware, Denmark, East European Russia, East Himalaya, Ecuador, Falkland Is., Finland, France, Føroyar, Germany, Great Britain, Greece, Hungary, Iceland, Idaho, Illinois, Indiana, Inner Mongolia, Iowa, Iran, Iraq, Ireland, Irkutsk, Italy, Japan, Kamchatka, Kazakhstan, Kentucky, Khabarovsk, Korea, Krasnoyarsk, Krym, Kuril Is., Labrador, Magadan, Maine, Manchuria, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Missouri, Mongolia, Montana, Myanmar, Nebraska, Nepal, Netherlands, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New South Wales, New York, New Zealand North, New Zealand South, Newfoundland, North Carolina, North Caucasus, North Dakota, North European Russia, Northwest European Russia, Northwest Territories, Norway, Nova Scotia, Nunavut, NW. Balkan Pen., Ohio, Ontario, Oregon, Pakistan, Pennsylvania, Peru, Poland, Portugal, Primorye, Prince Edward I., Qinghai, Québec, Rhode I., Romania, Sakhalin, Saskatchewan, South Carolina, South Dakota, South European Russia, Spain, Sweden, Switzerland, Tasmania, Tennessee, Tibet, Transcaucasus, Tuva, Türkiye, Ukraine, Utah, Vermont, Victoria, Virginia, Washington, West Himalaya, West Siberia, West Virginia, Wisconsin, Wyoming, Xinjiang, Yakutiya, Yukon

POWO follows these authorities in accepting this name:

• Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.
• Stalažs, A. (2024). List of vascular plants of Latvia (with Latvian names): 1-312. Dobele.