| Classification | Orchidaceae: Oncidium | 
| Harvard University Herbaria Barcode(s) | 01685857 | 
| Collector | J. M. Rivera Rivas | 
| Collector number | 241 | 
| Country | El Salvador | 
| State | Ahuachapán | 
| Geography | North America: Central America (Region): El Salvador: Ahuachapán | 
| Locality | Mpio. San Francisco Menéndez, Ctón. El Corozo, Crío, El Irayol, El Mariposario, Montaña de Los Sánchez, camino a Los Guisnayes | 
| Georeference | 13° 49' 29" N, 89° 59' 54" W | 
| Date Collected | 2019-02-08 | 
| Elevation | 267 m | 
| Container | Flora of El Salvador | 
| Frequency | ri | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b3f864bd-d3cb-4186-a168-3aaa9bdb935f | 
| Harvard University Herbaria Barcode | 01685857 | 
| Herbarium | AMES | 
| Family | Orchidaceae | 
| Determination | Oncidium bicallosum Lindley | 
| Date Determined | 2019-02-** | 
| Determination Remarks | [filed under] [label name] [current name] | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |