| Name | Deuterocohnia haumanii A. Castellano | 
| Authorship | A. Castellanos | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Deuterocohnia Mez | 
| GUID | urn:lsid:ipni.org:names:78756-2 | 
| Citation | 1929 Anales Mus. Nac. Hist. Nat. Buenos Aires 36: 50 | 
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Deuterocohnia haumanii A. Castellano | 
| Identification made in | [no date] (2), 2010 (4), 2011 (1) |