| Potamogeton | Potamogeton alpinus Balbis | alpine pondweed | ME | NH | VT | MA | CT | |
| Potamogeton amplifolius Tuckerman | largeleaf pondweed | ME | NH | VT | MA | CT | ||
| Potamogeton bicupulatus Fern. | snailseed pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton confervoides Reichenb. | Tuckerman's pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton crispus L. | curly pondweed | ME | VT | MA | CT | |||
| Potamogeton diversifolius Raf. | waterthread pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton epihydrus Raf. | ribbonleaf pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton filiformis Pers. | fineleaf pondweed | ME | NH | VT | ||||
| Potamogeton foliosus Raf. | leafy pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton friesii Rupr. | Fries' pondweed | ME | VT | MA | CT | |||
| Potamogeton gramineus L. | variableleaf pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton hillii Morong | Hill's pondweed | ME | VT | MA | CT | |||
| Potamogeton illinoensis Morong | Illinois pondweed | ME | VT | MA | CT | |||
| Potamogeton natans L. | floating pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton nodosus Poir. | longleaf pondweed | ME | NH | VT | MA | CT | ||
| Potamogeton oakesianus J.W. Robbins | Oakes' pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton obtusifolius Mert. & Koch | bluntleaf pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton pectinatus L. | sago pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton perfoliatus L. | claspingleaf pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton praelongus Wulfen | whitestem pondweed | ME | NH | VT | CT | |||
| Potamogeton pulcher Tuckerman | spotted pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton pusillus L. var. gemmiparus J.W. Robbins | small pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton richardsonii (Benn.) Rydb. | Richardson's pondweed | ME | VT | MA | CT | |||
| Potamogeton robbinsii Oakes | Robbins' pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton spirillus Tuckerman | spiral pondweed | ME | NH | VT | MA | CT | RI | |
| Potamogeton strictifolius Benn. | narrowleaf pondweed | ME | VT | MA | CT | |||
| Potamogeton vaginatus Turcz. | sheathed pondweed | ME | VT | |||||
| Potamogeton vaseyi J.W. Robbins | Vasey's pondweed | ME | NH | VT | MA | CT | ||
| Potamogeton zosteriformis Fern. | flatstem pondweed | ME | NH | VT | MA | CT |
Last Update: 1/4/97
Name: Ray Phillips
Email: rbphilli@Colby.edu