| Classification | Convolvulaceae: Calystegia | 
| Harvard University Herbaria Barcode(s) | 02055571 | 
| Collector | W. S. Cooper | 
| Collector number | 58 | 
| Country | United States of America | 
| State | Michigan | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Michigan: Keweenaw County: Isle Royale | 
| Locality | Isle Royale | 
| Date Collected | 1909-07-03 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/74c8a39f-c8c6-459a-b3c5-bb1c99a5cd73 | 
| Harvard University Herbaria Barcode | 02055571 | 
| Herbarium | GH | 
| Previous ownership | Ex Herbarium of W. S. Cooper | 
| Family | Convolvulaceae | 
| Determination | Calystegia spithamaea (Linnaeus) Pursh | 
| Determined by | Voss, Edward Groesbeck | 
| Date Determined | 1990 | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |