| 0 | W6 60181 | NEWFS-704 | Sparganium americanum Nutt. | Massachusetts, United States | W6 | | | 2021 | | | | | | | Wild material | Aggregate fruits combine in a sphere that is brittle when it is ripe | 2138807 | W6 60181 |
| 1 | W6 60199 | NEWFS-731 | Sparganium americanum Nutt. | New Hampshire, United States | W6 | | | 2021 | | | | | | | Wild material | Aggregate fruits combine in a sphere that is brittle when it is ripe. | 2138825 | W6 60199 |
| 2 | W6 60211 | NEWFS-747 | Sparganium americanum Nutt. | New Hampshire, United States | W6 | | | 2021 | | | | | | | Wild material | Spherical multiple fruit brittle and breaks apart when seeds are ripe each individual “kernel" akin to the size of a corn kernel. | 2138837 | W6 60211 |
| 3 | W6 57955 | MARSB-878 | Sparganium americanum Nutt. | New Jersey, United States | W6 | | | 2020 | | | | | | | Wild material | Aquatic Perrenial. Leaves emergent , distichous, with sheathing base and long linear, parrallel-veined, often spongy blade; 4 - 12 mm wide. Achene fusiform, sorrid brown. Beak 2/3 as long as fruit. Grows in mud or shallow water in ponds and swamps. | 2106470 | W6 57955 |
| 4 | W6 57554 | NCBG-590 | Sparganium americanum Nutt. | Maryland, United States | W6 |  | | 2019 | | | | | | | Wild material | | 2098478 | W6 57554 |
| 5 | W6 57435 | NEWFS-582 | Sparganium americanum Nutt. | New Hampshire, United States | W6 |  | Not Available | 2019 | | | | | | | Wild material | | 2098232 | W6 57435 |
| 6 | W6 57434 | NEWFS-573 | Sparganium americanum Nutt. | New Hampshire, United States | W6 |  | | 2019 | | | | | | | Wild material | | 2098231 | W6 57434 |
| 7 | W6 57398 | NEWFS-313 | Sparganium americanum Nutt. | New Hampshire, United States | W6 |  | | 2019 | | | | | | | Wild material | | 2098195 | W6 57398 |
| 8 | W6 57343 | NEWFS-157 | Sparganium americanum Nutt. | Massachusetts, United States | W6 |  | | 2019 | | | | | | | Wild material | | 2098140 | W6 57343 |
| 9 | W6 56636 | CBG-8955 | Sparganium eurycarpum Engelm. | Nebraska, United States | W6 |  | Not Available | 2019 | | | | | | | Wild material | | 2092735 | W6 56636 |
| 10 | W6 56243 | NEWFS-496 | Sparganium americanum Nutt. | Massachusetts, United States | W6 |  | Not Available | 2019 | | | | | | | Wild material | | 1976278 | W6 56243 |
| 11 | W6 56265 | NEWFS-609 | Sparganium americanum Nutt. | Massachusetts, United States | W6 |  | | 2019 | | | | | | | Wild material | | 1976300 | W6 56265 |
| 12 | W6 56301 | NEWFS-718 | Sparganium americanum Nutt. | Massachusetts, United States | W6 |  | Not Available | 2019 | | | | | | | Wild material | | 1976336 | W6 56301 |
| 13 | W6 52961 | NEWFS-238 | Sparganium americanum Nutt. | Connecticut, United States | W6 |  | | 2017 | | | | | | | Wild material | | 1954704 | W6 52961 |
| 14 | W6 49577 | CBG-2562 | Sparganium eurycarpum Engelm. | Illinois, United States | W6 |  | | 2015 | | | | | | | Wild material | | 1926048 | W6 49577 |
| 15 | W6 49653 | CBG-2679 | Sparganium eurycarpum Engelm. | Illinois, United States | W6 |  | Not Available | 2015 | | | | | | | Wild material | | 1926115 | W6 49653 |
| 16 | W6 48640 | CA930B-84 | Sparganium eurycarpum Engelm. | California, United States | W6 |  | | 2014 | | | | | | | Wild material | | 1922072 | W6 48640 |
| 17 | W6 47829 | CBG-2303 | Sparganium eurycarpum Engelm. | Kansas, United States | W6 |  | | 2014 | | | | | | | Wild material | | 1919757 | W6 47829 |
| 18 | W6 36739 | OR130-43 | Sparganium eurycarpum Engelm. | Washington, United States | W6 |  | | 2009 | | | | | | | Wild material | | 1826904 | W6 36739 |