| Name | Centaurium retusum (B. L. Robinson & Greenman) B. L. Robinson |
| Authorship | (B. L. Robinson & Greenman bis) B. L. Robinson |
| Rank | Species |
| Placed in | Centaurium Hill |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Centaurium retusum (B. L. Robinson & Greenman) B. L. Robinson |
| Identification made in | [no date] (2) |