| Classification | Betulaceae: Alnus |
| Harvard University Herbaria Barcode(s) | 00354725 |
| Collector | E. F. Williams |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Norfolk County: Milton |
| Locality | Houghtons pond, Blue Hills Reserv. |
| Date Collected | 1895-08-11 |
| Project | Metropolitan Park Flora |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3bfb10f3-707f-400d-bb72-01dd60d066be |
| Harvard University Herbaria Barcode | 00354725 |
| Herbarium | GH |
| Family | Betulaceae |
| Determination | Alnus rugosa (Du Roi) Sprengel |
| Determined by | [annotation on label] |
| Family | Betulaceae |
| Determination | Alnus serrulata (Aiton) Willdenow |
| Determination Remarks | [is label name] |
| Family | Betulaceae |
| Determination | Alnus serrulata (Aiton) Willdenow |
| Determined by | [annotation on sheet] |
| Determination Remarks | [is Current name] |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
