| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Cabombaceae | Brasenia | Water-shield |  (c) Sorrie, Bruce A. - CC-BY | ||
| Cabombaceae | Brasenia schreberi | Water-shield, Purple Wen-dock | Lakes, ponds, sluggish streams, floodplain oxbow ponds, beaver ponds. | Nova Scotia west to Minnesota, south to s. Florida and Texas; also from British Columbia south to California; se. Asia. |  (c) Sorrie, Bruce A. - CC-BY |
| Cabombaceae | Cabomba | Fanwort |  (c) Bradley, Keith | ||
| Cabombaceae | Cabomba caroliniana | Fanwort | Millponds, lakes, slow-moving streams. | Massachusetts, New York, and New Jersey west to Ohio, s. Michigan, and Missouri, south to Florida and Texas; also native in s. South America (s. Brazil, Paraguay, Uruguay, and n. Argentina). Additionally sporadically introduced elsewhere from aquarium "throw-outs". | (c) Bradley, Keith |
| Cabombaceae | Cabomba furcata | Ditches, ponds; apparently spreading from aquarium throw-outs. | Native of South America, Central America, and West Indies. | ||
| Cabombaceae | Cabomba palaeformis | Fishgrass | Ponds and ditches. | Native of Mexico and Central America. | |
| Cabombaceae | Cabombaceae | Water-shield Family | (c) Bradley, Keith |