| Name | Malaxis longifolia W. P. C. Barton |
| Authorship | W. P. C. Barton |
| Rank | Species |
| Placed in | Malaxis Solander ex Swartz |
| Citation | 1815 Fl. Philadelph. Prodr. 2: 142 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Malaxis longifolia W. P. C. Barton |
| Identification made in | [no date] (5) |