| Classification | Betulaceae: Alnus | 
| Harvard University Herbaria Barcode(s) | 00354794 | 
| 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 | 
| Locality | Blue Hills Reservn. | 
| Date Collected | 1895-08-11 | 
| Container | Metropolitan Park Flora | 
| Project | Metropolitan Park Flora | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/827f837b-457b-4ea5-82fc-44bf2c3e5a6e | 
| Harvard University Herbaria Barcode | 00354794 | 
| Herbarium | NEBC | 
| Family | Betulaceae | 
| Determination | Alnus serrulata (Aiton) Willdenow | 
| Determined by | [annotation on sheet] | 
| Determination Remarks | [current name] | 
| Family | Betulaceae | 
| Determination | Alnus rugosa (Du Roi) Sprengel | 
| Determined by | [annotation on sheet] | 
| Family | Betulaceae | 
| Determination | Alnus serrulata (Aiton) Willdenow | 
| Determination Remarks | [label name] | 
| Phenology | Fruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |