| Name | Guilleminea densa var. aggregata Uline & W. L. Bray |
| Authorship | Uline & W. L. Bray |
| Rank | Variety |
| Placed in | Guilleminea densa (Willdenow ex Roemer & Schultes) Moquin-Tandon |
| Citation | 1895 Bot. Gaz. 20(8): 343 |
| Holdings | 43 Specimens held in the Harvard University Herbaria identified as Guilleminea densa var. aggregata Uline & W. L. Bray |
| Identification made in | [no date] (6), 1986 (37) |