| Name | Sisyrinchium ensigerum E. P. Bicknell |
| Authorship | E. P. Bicknell |
| Rank | Species |
| Placed in | Sisyrinchium Linnaeus |
| Citation | 1901 Bull. Torrey Bot. Club 28(10): 580–581 |
| Holdings | 16 Specimens held in the Harvard University Herbaria identified as Sisyrinchium ensigerum E. P. Bicknell |
| Identification made in | [no date] (14), 1900 (1), 1934 (1) |