| Classification | Polypodiaceae: Pyrrosia | 
| Harvard University Herbaria Barcode(s) | 02219928 | 
| Collector | A. D. E. Elmer | 
| Collector number | 21962 | 
| Country | Philippines | 
| State | Pampanga | 
| Geography | Asia: Southeast Asia (Region): Philippines: Luzon: Pampanga | 
| Locality | Camp Stotsenburg (Mt. Pinatubo) | 
| Date Collected | 1927-05-** | 
| Project | All Asia Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9b0e3db6-519a-4e8f-9351-a55db7a3ba75 | 
| Harvard University Herbaria Barcode | 02219928 | 
| Herbarium | GH | 
| Family | Polypodiaceae | 
| Determination | Pyrrosia sphaerosticha (Mettenius) Ching | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |