| Name | Calystegia sepium subsp. angulata Brummitt | 
| Authorship | Brummitt | 
| Rank | Subspecies | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Calystegia sepium (Linnaeus) R. Brown | 
| GUID | urn:lsid:ipni.org:names:43592-2 | 
| Citation | 1980 Kew Bull. 35(2): 328 | 
| Holdings | 68 Specimens held in the Harvard University Herbaria identified as Calystegia sepium subsp. angulata Brummitt | 
| Identification made in | [no date] (59), 1980 (2), 1990 (1), 1996 (6) |