| Classification | Woodsia: Woodsiaceae |
| Classification 1 | Athyriaceae: Cystopteris |
| Harvard University Herbaria Barcode(s) | 00267911 |
| Collector | H. D. Thoreau |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Concord |
| Locality | Lee's cliff |
| Date Collected | 1859-10-19 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/66b57df4-8a93-42f0-bdba-92d061aafcf3 |
| Harvard University Herbaria Barcode | 00267911 |
| Herbarium | NEBC |
| Previous ownership | Thoreau’s Herbarium [Ex Herbarium of Henry David Thoreau (1817-1862)] Herbarium of Edward S. Hoar. Presented to the New England Botanical Club by Mrs. M. B. L. Bradford, 1912 |
| Family | Woodsiaceae |
| Determination | Woodsia obtusa (Sprengel) Torrey |
| Determined by | [M. L. Fernald (scripsit) on provenance label] |
| Determination Remarks | [filed under] [current name] |
| Family | Athyriaceae |
| Determination | InQuestion Cystopteris fragilis (Linnaeus) Bernhardi |
| Determined by | [E. S. Hoar (scripsit) on his transcription label] |
| Determination Remarks | [label name] |
| Family | Athyriaceae |
| Determination | InQuestion Cystopteris fragilis (Linnaeus) Bernhardi |
| Determined by | [H. D. Thoreau (scripsit) on original field label] |
| Family | Woodsiaceae |
| Determination | Woodsia obtusa (Sprengel) Torrey |
| Determined by | [E. S. Hoar (scripsit) annotation on Hoar's transcription label] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |