Sium L.

Native to:

Afghanistan, Alabama, Alaska, Albania, Alberta, Altay, Amur, Arizona, Arkansas, Austria, Baltic States, Belarus, Belgium, British Columbia, Bulgaria, Buryatiya, California, Central European Russia, China North-Central, China South-Central, China Southeast, Chita, Colorado, Connecticut, Czechia-Slovakia, Delaware, Denmark, District of Columbia, East European Russia, Finland, Florida, France, Georgia, Germany, Great Britain, Greece, Hungary, Idaho, Illinois, Indiana, Inner Mongolia, Iowa, Iran, Iraq, Ireland, Irkutsk, Italy, Japan, Kamchatka, Kansas, Kazakhstan, Kentucky, Khabarovsk, Kirgizstan, Korea, Krasnoyarsk, Krym, Labrador, Lebanon-Syria, Louisiana, Maine, Manchuria, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Mongolia, Montana, Nebraska, Netherlands, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, Newfoundland, North Carolina, North Caucasus, North Dakota, North European Russia, Northwest European Russia, Northwest Territories, Nova Scotia, Nunavut, NW. Balkan Pen., Ohio, Ontario, Oregon, Pakistan, Pennsylvania, Poland, Primorye, Prince Edward I., Qinghai, Québec, Rhode I., Romania, Sakhalin, Saskatchewan, South Carolina, South Dakota, South European Russia, Spain, Sweden, Switzerland, Tadzhikistan, Taiwan, Tennessee, Texas, Tibet, Transcaucasus, Turkmenistan, Tuva, Türkiye, Ukraine, Utah, Uzbekistan, Vermont, Virginia, Washington, West Himalaya, West Siberia, West Virginia, Wisconsin, Wyoming, Xinjiang, Yakutiya, Yukon

Introduced into:

Chile Central, Chile North

POWO follows these authorities in accepting this name:

• Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. (2021). The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. https://doi.org/10.1038/s41597-021-00997-6. Scientific Data 8: 215.
• Stalažs, A. (2024). List of vascular plants of Latvia (with Latvian names): 1-312. Dobele.

Flora of Iraq

• Linnaeus, Gen. Pl. ed. 5: 120 (1754);
• Linnaeus, Sp. Pl. ed. 1: 251 (1753),
• Wolff in Pflanzenr. IV. 228, 90: 341 (1927)

Flora of West Tropical Africa

• —F.T A. 3: 13.

Flora Zambesiaca

• Gen. Pl. ed. 5: 120 (1754).
• Sp. Pl. 1: 251 (1753)

Flora of Tropical East Africa

• L., Gen. Pl., ed. 5: 120 (1754)
• Sp. Pl.: 257 (1753)