| Classification | Polypodiaceae: Polypodium | 
| Barcode(s) | 00021830 | 
| Type Status | Isotype | 
| Collector | E. B. Copeland | 
| Collector number | 127 | 
| Country | Mexico | 
| State | Veracruz | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Veracruz | 
| Locality | Cuantlaucillo (Orizaba), 1600 m | 
| Date Collected | 1938-03-01 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ae07208b-26e7-4279-84f0-d1702245a4d9 | 
| Harvard University Herbaria Barcode | 00021830 | 
| Herbarium | GH | 
| Family | Polypodiaceae | 
| Type Status |  Isotype | 
| Isotype of |  Polypodium alfredii Rosenstock | 
| Determination Remarks |  [filed under] | 
| Taxon Reference | (for  Polypodium alfredii Rosenstock) Repert. Spec. Nov. Regni Veg. 1925. 22: 15. | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |