| Classification | Polypodiophyta: Thelypteridaceae: Thelypteris |
| Classification 1 | Dryopteridaceae: Nephrodium |
| Classification 2 | Dryopteridaceae: Dryopteris |
| Classification 3 | Dryopteridaceae: Nephrodium |
| Harvard University Herbaria Barcode(s) | 00021643 |
| Type Status | Syntype |
| Collector | M. Slosson |
| Country | United States of America |
| State | Vermont |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Vermont: Rutland County: Pittsford |
| Date Collected | 1898-08-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b86657b6-e083-409f-ad11-e480ab05648e |
| Harvard University Herbaria Barcode | 00021643 |
| Herbarium | GH |
| Previous ownership | ex herb. G. E. Davenport no. 4 |
| Family | Thelypteridaceae |
| Determination | Thelypteris cristata var. clintoniana (D. C. Eaton) Weatherby |
| Determined by | C. A. Weatherby |
| Determination Remarks | [C. A. Weatherby (scripsit)] |
| Annotation Text | This may be considered the type, C. A. Weatherby & R. M. Tryon |
| Family | Dryopteridaceae |
| Determination | Nephrodium cristatum var. slossonae Davenport |
| Determination Remarks | [is label name] |
| Family | Dryopteridaceae |
| Determination | Dryopteris clintoniana (D. C. Eaton) Dowell |
| Determined by | W. T. Kittredge |
| Date Determined | 2009 |
| Determination Remarks | [is Current name] |
| Family | Dryopteridaceae |
| Type Status | Syntype |
| Syntype of | Nephrodium cristatum var. slossonae Davenport |
| Verified by | W. T. Kittredge |
| Date Determined | 2009 |
| Taxon Reference | (for Nephrodium cristatum var. slossonae Davenport) Rhodora 1902. 4: 52. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
