| Name | Calystegia macrostegia subsp. cyclostegia (House) Brummitt |
| Authorship | (House) Brummitt |
| Rank | Subspecies |
| NomenclaturalStatus | Unknown |
| Placed in | Calystegia macrostegia (Greene) Brummitt |
| GUID | urn:lsid:ipni.org:names:43571-2 |
| Holdings | 41 Specimens held in the Harvard University Herbaria identified as Calystegia macrostegia subsp. cyclostegia (House) Brummitt |
| Identification made in | [no date] (39), 2012 (2) |
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