| Name | Larsen, William |
| First date collected | 1975 |
| Remarks | [collector note: Michigan: GH. Collected witih C. B. Hellquist] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/74aa428c-757c-4d62-b4e3-892bc45ee2b0 |
| Variant name | William Larsen |
| Variant name | Larsen, W. |
| Standard/Label Name | W. Larsen |
| Full Name | Larsen, William |
| Geography Collector | United States of America |
| Specialty Collector | Spermatophytes |
| Citation as Collector | Specimen (GH): Potamogeton richardsonii |
| Member of teams/groups | |
| Collector Teams: | C. B. Hellquist & W. Larsen |