| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00036668 |
| Type Status | Type |
| Collector | M. L. Fernald & H. St. John |
| Collector number | 11042 |
| Country | Canada |
| State | Nova Scotia |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Nova Scotia: Cape Breton Island: Cape Breton County (Nova Scotia) |
| Locality | Bras d'Or Lake, Grand Narrow |
| Date Collected | 1914-07-20 |
| Habitat | Gravelly beach |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d7b968d3-ca2d-4097-9993-69324846a87e |
| Harvard University Herbaria Barcode | 00036668 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum oxyspermum C. A. Meyer & Bunge |
| Determined by | M. L. Fernald |
| Determination Remarks | [M. L. Fernald (scripsit)] |
| Family | Polygonaceae |
| Determination | Polygonum acadiense Fernald |
| Determination Remarks | [is label name] |
| Annotation Text | n. sp. |
| Family | Polygonaceae |
| Determination | Polygonum oxyspermum C. A. Meyer & Bunge |
| Determined by | T. R. Mertens & P. H. Raven |
| Date Determined | 1964 |
| Family | Polygonaceae |
| Determination | Polygonum oxyspermum C. A. Meyer & Bunge |
| Determined by | O. V. Yurtseva (MW) |
| Date Determined | 1999 |
| Family | Polygonaceae |
| Determination | Polygonum oxyspermum subsp. oxyspermum |
| Determined by | Mihai Costea (OAC) |
| Date Determined | 2003 |
| Determination Remarks | [is Current name] |
| Family | Polygonaceae |
| Type Status | Type |
| Type of | Polygonum acadiense Fernald |
| Verified by | Mihai Costea |
| Taxon Reference | (for Polygonum acadiense Fernald) Rhodora 1914. 16: 188. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
