| Name | Deuterocohnia longipetala Mez |
| Authorship | Mez |
| Rank | Species |
| Placed in | Deuterocohnia Mez |
| Citation | 1894 Fl. Bras. Enum. Pl. 3(3): 507, pl. 95. |
| Holdings | 17 Specimens held in the Harvard University Herbaria identified as Deuterocohnia longipetala Mez |
| Identification made in | [no date] (1), 2010 (2), 2011 (14) |