| Name | Orchis constricta L. O. Williams |
| Authorship | L. O. Williams |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Orchis |
| GUID | urn:lsid:ipni.org:names:648511-1 |
| Citation | 1938 Bot. Mus. Leafl. 5: 164 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Orchis constricta L. O. Williams |
| Identification made in | [no date] (1) |