| Name | Platanthera obtusata var. collectanea (Fernald) W. J. Schrenk |
| Authorship | (Fernald) W. J. Schrenk |
| Rank | Variety |
| Placed in | Platanthera obtusata (Banks ex Pursh) Lindley |
| Citation | 1977 Orchidee (Hamburg) 28: 69 |
| Holdings | 28 Specimens held in the Harvard University Herbaria identified as Platanthera obtusata var. collectanea (Fernald) W. J. Schrenk |
| Identification made in | [no date] (28) |