| Classification | Betulaceae: Alnus |
| Harvard University Herbaria Barcode(s) | 00032291 |
| Collector | M. L. Fernald & H. H. Bartlett |
| Collector number | 18 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Tewksbury |
| Locality | Peaty shore of Round Pond |
| Date Collected | 1906-10-14 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fc5e8f9a-da90-4954-840f-412a88e18fb5 |
| Harvard University Herbaria Barcode | 00032291 |
| Herbarium | NEBC |
| Family | Betulaceae |
| Determination | Alnus incana subsp. rugosa (Du Roi) R. T. Clausen |
| Determined by | J. J. Furlow |
| Determination Remarks | [current name] |
| Family | Betulaceae |
| Determination | Alnus rugosa f. emersoniana Fernald |
| Determination Remarks | Arev: Not a type [label name] |
| Sex | not determined |
| Phenology | FlowerAndFruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |