| Classification | Convolvulaceae: Calystegia | 
| Barcode(s) | 00655705 | 
| Collector | G. M. Allen | 
| Country | United States of America | 
| State | New Hampshire | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Hampshire: Rockingham County: Rye | 
| Locality | Rye | 
| Date Collected | 1912-07-05 [July 5, 1912] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0ca8968a-3601-481b-94c9-442b3a3ad007 | 
| Harvard University Herbaria Barcode | 00655705 | 
| Herbarium | NEBC | 
| Family | Convolvulaceae | 
| Determination |  Calystegia sepium var. americana (Sims) Matsuda | 
| Determination Remarks |  [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |