| Name | Spiranthes porrifolia Lindley |
| Authorship | Lindley |
| Rank | Species |
| Placed in | Spiranthes Richard |
| Citation | 1840 Gen. Sp. Orchid. Pl. 467 |
| Holdings | 57 Specimens held in the Harvard University Herbaria identified as Spiranthes porrifolia Lindley |
| Identification made in | [no date] (35), 2015 (21), 2023 (1) |