| Name | Lysimachia longa H. St. John |
| Authorship | H. St. John |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Lysimachia |
| GUID | urn:lsid:ipni.org:names:933793-1 |
| Citation | 1987 Phytologia 64: 46 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Lysimachia longa H. St. John |
| Identification made in | [no date] (1) |