| Name | Githopsis diffusa subsp. robusta Morin |
| Authorship | Morin |
| Rank | Subspecies |
| Placed in | Githopsis diffusa A. Gray |
| Citation | 1983 Syst. Bot. 8(4): 463–464 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Githopsis diffusa subsp. robusta Morin |
| Identification made in | [no date] (2) |