| Classification | Dryopteridaceae: Dryopteris |
| Harvard University Herbaria Barcode(s) | 00667438 |
| Collector | C. S. Lewis & W. F. Lewis |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Berkshire County: Mount Washington |
| Locality | Washington |
| Date Collected | 1919 [Aug., 1919] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/00d83a8a-5618-4826-be85-92a19cb0b0ff |
| Harvard University Herbaria Barcode | 00667438 |
| Herbarium | NEBC |
| Family | Dryopteridaceae |
| Determination | Dryopteris ×boottii (Tuckerman) Underwood |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |