| Classification | Athyriaceae: Cystopteris |
| Harvard University Herbaria Barcode(s) | 00020947 |
| Type Status | Type |
| Collector | A. Ruth |
| Collector number | 564 |
| Country | United States of America |
| State | Tennessee |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Tennessee: Knox County: Knoxville |
| Locality | Along Tennessee River |
| Date Collected | 1898-06-05 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7086e936-7bfe-4b24-beae-30854e51359e |
| Harvard University Herbaria Barcode | 00020947 |
| Herbarium | GH |
| Family | Athyriaceae |
| Type Status | Type |
| Type of | Cystopteris fragilis var. protrusa Weatherby |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Cystopteris fragilis var. protrusa Weatherby) Rhodora 1935. 37: 373. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
