| Common Name | Scientific Name | Code |
| alternateflower watermilfoil | Myriophyllum alterniflorum DC. | MYAL3 |
| Andean watermilfoil | Myriophyllum quitense Kunth | MYQU |
| Chinese raspwort | Gonocarpus chinensis (Lour.) Orchard | GOCH |
| Chinese raspwort | Gonocarpus chinensis (Lour.) Orchard ssp. verrucosus (Maiden & Betcke) Orchard | GOCHV |
| combleaf mermaidweed | Proserpinaca pectinata Lam. | PRPE |
| cutleaf watermilfoil | Myriophyllum pinnatum (Walt.) B.S.P. | MYPI |
| erect seaberry | Haloragis erecta (Banks ex Murr.) Oken | HAER2 |
| Eurasian watermilfoil | Myriophyllum spicatum L. | MYSP2 |
| Farwell's watermilfoil | Myriophyllum farwellii Morong | MYFA2 |
| intermediate mermaidweed | Proserpinaca intermedia Mackenzie | PRIN2 |
| loose watermilfoil | Myriophyllum laxum Shuttlw. ex Chapman | MYLA2 |
| low watermilfoil | Myriophyllum humile (Raf.) Morong | MYHU |
| marsh mermaidweed | Proserpinaca palustris L. | PRPA3 |
| marsh mermaidweed | Proserpinaca palustris L. var. amblyogona Fern. | PRPAA |
| marsh mermaidweed | Proserpinaca palustris L. var. crebra Fern. & Grisc. | PRPAC |
| marsh mermaidweed | Proserpinaca palustris L. var. palustris | PRPAP |
| mermaidweed | Proserpinaca L. | PROSE |
| Myriophyllum alterniflorum | Myriophyllum alterniflorum DC. var. americanum Pugsley | MYALA |
| Myriophyllum aquaticum | Enydria aquatica Vell. | ENAQ |
| Myriophyllum aquaticum | Myriophyllum brasiliense Camb. | MYBR |
| Myriophyllum aquaticum | Myriophyllum proserpinacoides Gillies ex Hook. & Arn. | MYPR2 |
| Myriophyllum humile | Burshia humilis Raf. | BUHU |
| Myriophyllum pinnatum | Myriophyllum scabratum Michx. | MYSC3 |
| Myriophyllum pinnatum | Myriophyllum verticillatum L. var. cheneyi Fassett | MYVEC |
| Myriophyllum pinnatum | Potamogeton pinnatum Walt. | POPI9 |
| Myriophyllum quitense | Myriophyllum elatinoides Gaud. | MYEL |
| Myriophyllum sibiricum | Myriophyllum exalbescens Fern. | MYEX |
| Myriophyllum sibiricum | Myriophyllum exalbescens Fern. var. magdalenense (Fern.) A. L?ve | MYEXM |
| Myriophyllum sibiricum | Myriophyllum magdalenense Fern. | MYMA6 |
| Myriophyllum sibiricum | Myriophyllum spicatum L. ssp. exalbescens (Fern.) Hult | MYSPE2 |
| Myriophyllum sibiricum | Myriophyllum spicatum L. ssp. squamosum Laestad. ex Hartman | MYSPS |
| Myriophyllum sibiricum | Myriophyllum spicatum L. var. capillaceum Lange | MYSPC |
| Myriophyllum sibiricum | Myriophyllum spicatum L. var. exalbescens (Fern.) Jepson | MYSPE |
| Myriophyllum sibiricum | Myriophyllum spicatum L. var. squamosum (Laestad. ex Hartman) Hartman | MYSPS2 |
| Myriophyllum verticillatum | Myriophyllum verticillatum L. var. intermedium W.D.J. Koch | MYVEI |
| Myriophyllum verticillatum | Myriophyllum verticillatum L. var. pectinatum Wallr. | MYVEP |
| Myriophyllum verticillatum | Myriophyllum verticillatum L. var. pinnatifidum Wallr. | MYVEP2 |
| parrot feather watermilfoil | Myriophyllum aquaticum (Vell.) Verdc. | MYAQ2 |
| Proserpinaca palustris var. amblyogona | Proserpinaca amblyogona (Fern.) Small | PRAM2 |
| Proserpinaca palustris var. palustris | Proserpinaca palustris L. var. latifolia Schindl. | PRPAL |
| Proserpinaca palustris var. palustris | Proserpinaca platycarpa Small | PRPL |
| raspwort | Gonocarpus Thunb. | GONOC |
| Russian water-milfoil | Myriophyllum ussuriense (Regel) Maxim. | MYUS2 |
| seaberry | Haloragis chinensis (Lour.) Merrill | HACH5 |
| seaberry | Haloragis J.R. & G. Forst. | HALOR |
| shortspike watermilfoil | Myriophyllum sibiricum Komarov | MYSI |
| slender watermilfoil | Myriophyllum tenellum Bigelow | MYTE |
| twoleaf watermilfoil | Myriophyllum heterophyllum Michx. | MYHE2 |
| watermilfoil | Myriophyllum L. | MYRIO |
| western watermilfoil | Myriophyllum hippuroides Nutt. ex Torr. & Gray | MYHI |
| whorl-leaf watermilfoil | Myriophyllum verticillatum L. | MYVE3 |