| Classification | Polygonaceae: Polygonum |
| Classification 1 | Polygonaceae: Persicaria |
| Classification 2 | Polygonaceae: Polygonum |
| Complex Object | This is a complex collection object (3 items with 1 preparation) |
| Harvard University Herbaria Barcode(s) | 00267380 |
| Other Barcodes on Sheet | 00267381; 00267382 |
| Type Status | Syntype |
| Collector | |
| Country | United States of America |
| State | Michigan |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Michigan |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c1a48816-3e66-462f-a1fd-e832b3e30a27 |
| Harvard University Herbaria Barcode | 00267380 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum amphibium Linnaeus |
| Determination Remarks | [is label name] |
| Family | Polygonaceae |
| Determination | Polygonum amphibium var. hartwrightii (A. Gray) Bissell |
| Determined by | [annotation on sheet] |
| Family | Polygonaceae |
| Determination | Polygonum amphibium var. stipulaceum N. Coleman |
| Determined by | [M. L. Fernald (scripsit) W. T. Kittredge, 2019] |
| Family | Polygonaceae |
| Determination | Polygonum natans f. hartwightii (A. Gray) Stanford |
| Determined by | E.E.S. [E. E. Stanford] |
| Date Determined | 1924 |
| Family | Polygonaceae |
| Determination | Persicaria amphibia (Linnaeus) Delarbre |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2019 |
| Determination Remarks | [is Current name] |
| Family | Polygonaceae |
| Type Status | Syntype |
| Syntype of | Polygonum hartwrightii A. Gray |
| Verified by | Kittredge, Walter Tobey |
| Date Determined | 2008 |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Polygonum hartwrightii A. Gray) Proc. Amer. Acad. Arts 1870. 8: 294. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
