| Name | Lagerstroemia angustifolia Pierre ex Gagnepain |
| Authorship | Pierre ex Gagnepain |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Lagerstroemia |
| Citation | 1918 Notul. Syst. (Paris) 3: 155 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Lagerstroemia angustifolia Pierre ex Gagnepain |
| Identification made in | [no date] (3) |