| Classification | Athyriaceae: Cystopteris |
| Harvard University Herbaria Barcode(s) | 00348158 |
| Collector | W. Boott |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Melrose |
| Locality | [Cascade, Middlesex Fells Reservation] |
| Date Collected | 1854-05-23 |
| Habitat | Near waterfall, rocky hill |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/34390460-9a1e-4259-b453-0be163866db0 |
| Harvard University Herbaria Barcode | 00348158 |
| Herbarium | GH |
| Family | Athyriaceae |
| Determination | Cystopteris fragilis (Linnaeus) Bernhardi |
| Determination Remarks | [is label name] |
| Family | Athyriaceae |
| Determination | Cystopteris fragilis (Linnaeus) Bernhardi |
| Determined by | CAW [C. A. Weatherby] |
| Date Determined | 1920 |
| Family | Athyriaceae |
| Determination | Cystopteris fragilis var. mackayii G. Lawson |
| Determined by | Weatherby, Charles Alfred |
| Date Determined | 1936 |
| Family | Athyriaceae |
| Determination | Cystopteris sp. |
| Determined by | Blasdell, Robert Ferris |
| Date Determined | 1959-08-** |
| Annotation Text | Cystopteris diaphana x fragilis |
| Family | Athyriaceae |
| Determination | Cystopteris tenuis (Michaux) Desvaux |
| Determined by | Moran, Robbin Craig |
| Date Determined | 1986 |
| Determination Remarks | [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
