| argentina | | myriophyllum aquaticum | species | 5 | 0 |
| brazil | | myriophyllum aquaticum | species | 5 | 0 |
| canada | british columbia | myriophyllum aquaticum | species | 1 | 0 |
| canada | british columbia | myriophyllum farwellii | species | 1 | 0 |
| canada | british columbia | myriophyllum heterophyllum | species | 1 | 0 |
| canada | british columbia | myriophyllum pinnatum | species | 5 | 0 |
| canada | british columbia | myriophyllum quitense | species | 1 | 0 |
| canada | british columbia | myriophyllum sibiricum | species | 1 | 0 |
| canada | british columbia | myriophyllum spicatum | species | 3 | 0 |
| canada | british columbia | myriophyllum verticillatum | species | 1 | 0 |
| canada | new brunswick | myriophyllum humile | species | 2 | 0 |
| canada | northwest territories | myriophyllum sibiricum | species | 1 | 0 |
| canada | nunavut | myriophyllum sibiricum | species | 5 | 0 |
| canada | ontario | myriophyllum sibiricum | species | 4 | 0 |
| canada | ontario | myriophyllum spicatum | species | 1 | 0 |
| canada | yukon | myriophyllum sibiricum | species | 4 | 0 |
| canada | yukon | myriophyllum verticillatum | species | 4 | 0 |
| china | | myriophyllum aquaticum | species | 7 | 0 |
| china | | myriophyllum spicatum | species | 2 | 0 |
| china | beijing | myriophyllum spicatum | species | 1 | 0 |
| china | jilin | myriophyllum spicatum | species | 1 | 0 |
| china | tibet | myriophyllum spicatum | species | 1 | 0 |
| china | xinjiang | myriophyllum spicatum | species | 3 | 0 |
| china | yunnan | myriophyllum spicatum | species | 1 | 0 |
| china | yunnan | myriophyllum verticillatum | species | 18 | 0 |
| china | zhejiang | myriophyllum spicatum | species | 24 | 0 |
| hungary | | myriophyllum robustum | species | 1 | 0 |
| japan | aichi prefecture | myriophyllum ussuriense | species | 4 | 0 |
| japan | aichi prefecture | myriophyllum verticillatum | species | 4 | 0 |
| malaysia | | myriophyllum sp. 1 cvdw-2012 | species | 2 | 0 |
| netherlands | | myriophyllum aquaticum | species | 4 | 0 |
| netherlands | | myriophyllum heterophyllum | species | 4 | 0 |
| netherlands | | myriophyllum robustum | species | 1 | 0 |
| netherlands | north brabant province | myriophyllum aquaticum | species | 1 | 0 |
| netherlands | overijssel province | myriophyllum verticillatum | species | 10 | 0 |
| new zealand | | myriophyllum propinquum | species | 1 | 0 |
| portugal | | myriophyllum alterniflorum | species | 2 | 0 |
| singapore | | myriophyllum sp. 1 cvdw-2012 | species | 1 | 0 |
| united kingdom | | myriophyllum alterniflorum | species | 6 | 0 |
| united kingdom | | myriophyllum spicatum | species | 3 | 0 |
| united kingdom | | myriophyllum verticillatum | species | 3 | 0 |
| united kingdom | scotland | myriophyllum spicatum | species | 1 | 0 |
| united states | connecticut | myriophyllum aquaticum | species | 4 | 0 |
| united states | connecticut | myriophyllum heterophyllum | species | 2 | 0 |
| united states | connecticut | myriophyllum heterophyllum x myriophyllum laxum | species | 11 | 0 |
| united states | connecticut | myriophyllum humile | species | 3 | 0 |
| united states | connecticut | myriophyllum sibiricum | species | 1 | 0 |
| united states | connecticut | myriophyllum sp. lowes1 | species | 3 | 0 |
| united states | connecticut | myriophyllum spicatum | species | 4 | 0 |
| united states | connecticut | myriophyllum tenellum | species | 1 | 0 |
| united states | new hampshire | myriophyllum heterophyllum | species | 1 | 0 |
| united states | new hampshire | myriophyllum heterophyllum x myriophyllum laxum | species | 1 | 0 |
| united states | new york | myriophyllum spicatum | species | 1 | 0 |