| 1 | Native | Asia-Temperate | Caucasus | Armenia | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Caucasus | Azerbaijan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Caucasus | Georgia | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Caucasus | Russian Federation | Dagestan | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Caucasus | Russian Federation-Ciscaucasia | Ciscaucasia | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | China | China | | | Chinese Academy of Sciences. 1959-. Flora reipublicae popularis sinicae. |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Hokkaidô | | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Honshu | | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Kyushu | | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Ryukyu Islands | | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Shikoku | | Iwatsuki, K. et al. 1993-. Flora of Japan. |
| 1 | Native | Asia-Temperate | Middle Asia | Kazakhstan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Middle Asia | Kyrgyzstan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Middle Asia | Tajikistan | | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Russian Far East | Russian Federation | Kamčatskij kraj | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Russian Far East | Russian Federation | Magadanskaja oblast' | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Altay | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Buryatia | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Chita | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Gorno-Altay | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Irkutsk | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Kemerovskaja oblast' | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Krasnoyarsk | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Kurganskaja oblast' | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Novosibirsk | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Omsk | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Tomsk | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Tyumen | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Tyva, Respublika | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Yakutia-Sakha | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Europe | Eastern Europe | Belarus | | | |
| 1 | Native | Europe | Eastern Europe | Estonia | | | |
| 1 | Native | Europe | Eastern Europe | Latvia | | | |
| 1 | Native | Europe | Eastern Europe | Lithuania | | | |
| 1 | Native | Europe | Eastern Europe | Russian Federation-European part | European part | | Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Note: = Callitriche verna L. |
| 1 | Native | Europe | Eastern Europe | Ukraine | | | |
| 1 | Native | Europe | Middle Europe | Austria | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Belgium | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Czech Republic | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Germany | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Hungary | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Netherlands | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Poland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Slovakia | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Switzerland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Denmark | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Finland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Iceland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Norway | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | Sweden | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Northern Europe | United Kingdom | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Bulgaria | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southeastern Europe | Italy | | | Greuter, W. et al., eds. 1984-. Med-Checklist. |
| 1 | Native | Europe | Southeastern Europe | Romania | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | France | | incl. Corsica | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Spain | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Northern America | Eastern Canada | Canada | New Brunswick | | |
| 1 | Native | Northern America | Eastern Canada | Canada | Newfoundland and Labrador | | |
| 1 | Native | Northern America | Eastern Canada | Canada | Nova Scotia | | |
| 1 | Native | Northern America | Eastern Canada | Canada | Ontario | | |
| 1 | Native | Northern America | Eastern Canada | Canada | Prince Edward Island | | |
| 1 | Native | Northern America | Eastern Canada | Canada | Québec | | |
| 1 | Native | Northern America | Eastern Canada | St. Pierre and Miquelon | | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Illinois | n. | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Iowa | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Kansas | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Minnesota | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Nebraska | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | North Dakota | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | South Dakota | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Wisconsin | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Connecticut | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Maine | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Massachusetts | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Michigan | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New Hampshire | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New Jersey | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New York | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Ohio | n. | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Pennsylvania | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Rhode Island | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Vermont | | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | West Virginia | | |
| 1 | Native | Northern America | Northern Mexico | Mexico | Baja California (Norte) | | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Colorado | | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Idaho | | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Montana | | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Oregon | | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Washington | | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Wyoming | | |
| 1 | Native | Northern America | South-Central U.S.A. | United States | New Mexico | | Martin, W. C. & C. R. Hutchins. 1980. A flora of New Mexico. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Maryland | | |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Arizona | | |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | California | | |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Nevada | | |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Utah | | |
| 1 | Native | Northern America | Subarctic America | Canada | Yukon | | |
| 1 | Native | Northern America | Subarctic America | Greenland | | | |
| 1 | Native | Northern America | Subarctic America | United States | Alaska | | |
| 1 | Native | Northern America | Western Canada | Canada | Alberta | | |
| 1 | Native | Northern America | Western Canada | Canada | British Columbia | | |
| 1 | Native | Northern America | Western Canada | Canada | Manitoba | | |
| 1 | Native | Northern America | Western Canada | Canada | Saskatchewan | | |
| 4 | Naturalized | Australasia | Australia | Australia | Victoria | | Foreman, D. B. & N. G. Walsh. 1993-. Flora of Victoria. |