| Name | Sisyrinchium demissum Greene |
| Authorship | Greene |
| Rank | Species |
| Placed in | Sisyrinchium Linnaeus |
| Citation | 1890 Pittonia 2(5): 69–70 |
| Holdings | 19 Specimens held in the Harvard University Herbaria identified as Sisyrinchium demissum Greene |
| Identification made in | [no date] (17), 1900 (2) |