| Classification | Polypodiaceae: Polypodium | 
| Barcode(s) | 00021252 | 
| Type Status | Possible Type | 
| Collector | J. E. T. Aitchison | 
| Collector number | 798 | 
| Country | Pakistan | 
| State | Federally Administered Tribal Areas | 
| Geography | Asia: India (Region): Pakistan: Federally Administered Tribal Areas: Kurram Agency | 
| Locality | Kurrum Valley | 
| Date Collected | 1879 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/81483e9a-7f4d-4d47-ae6b-84564348496b | 
| Harvard University Herbaria Barcode | 00021252 | 
| Herbarium | GH | 
| Family | Polypodiaceae | 
| Type Status | Possible Type | 
| Possible Type of |  Polypodium clathratum C. B. Clarke | 
| Determination Remarks |  [filed under] | 
| Taxon Reference | (for  Polypodium clathratum C. B. Clarke) Trans. Linn. Soc. London, Bot. 1880. 1: 559. | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |