| Name | Lagerstroemia flos-reginae Retzius |
| Authorship | Retzius |
| Rank | Species |
| Placed in | Lagerstroemia |
| Citation | 1788 Observ. Bot. [Retzius] v. 25. |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Lagerstroemia flos-reginae Retzius |
| Identification made in | [no date] (5) |