| Classification | Polypodiophyta: Thelypteridaceae: Thelypteris |
| Classification 1 | Dryopteridaceae: Dryopteris |
| Harvard University Herbaria Barcode(s) | 00021019 |
| Type Status | Isotype |
| Collector | Y. E. J. Mexia |
| Collector number | 7174 |
| Country | Ecuador |
| State | Napo |
| Geography | South America: South America (Region) (Region): Ecuador: Napo |
| Locality | Near Tena, alt. 400 m |
| Date Collected | 1935-04-02 - 1935-04-11 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4044b10a-a1a5-4a17-9e6c-3b83f9d9e301 |
| Harvard University Herbaria Barcode | 00021019 |
| Herbarium | GH |
| Family | Thelypteridaceae |
| Determination | Thelypteris arcana (Maxon & Morton) Morton |
| Determined by | A. R. Smith |
| Determination Remarks | [is Current name] |
| Family | Dryopteridaceae |
| Type Status | Isotype |
| Isotype of | Dryopteris arcana Maxon & C. V. Morton |
| Taxon Reference | (for Dryopteris arcana Maxon & C. V. Morton) Bull. Torrey Bot. Club 1938. 65: 352. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
