| Name | Sisyrinchium flagellum E. P. Bicknell |
| Authorship | E. P. Bicknell |
| Rank | Species |
| Placed in | Sisyrinchium Linnaeus |
| Citation | 1899 Bull. Torrey Bot. Club 26(5): 226 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Sisyrinchium flagellum E. P. Bicknell |
| Identification made in | [no date] (5) |