| Classification | Adiantaceae: Eriosorus | 
| Harvard University Herbaria Barcode(s) | 00254865 | 
| Collector | R. A. Howard | 
| Collector number | 15635 | 
| Geography | North America: Caribbean (Region): Puerto Rico | 
| Locality | About 1/4th. mile along trail to Pinnacle from summit of El Yunque, Luquillo Mts., 3400 ft | 
| Date Collected | 1963-04-05 | 
| Elevation | 1036 m | 
| Habitat | In crevices of exposed rock shoulder | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b61b3b01-46c1-4bb0-ac71-1cdf09df2848 | 
| Harvard University Herbaria Barcode | 00254865 | 
| Herbarium | GH | 
| Family | Adiantaceae | 
| Determination | Eriosorus hispidulus var. hispidulus | 
| Determined by | A. Tryon | 
| Date Determined | 1970 | 
| Determination Remarks | [filed under] [label name] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |