| Classification | Betulaceae: Alnus | 
| Barcode(s) | 02197414 | 
| Collector | K. K. Mackenzie | 
| Collector number | 1906 | 
| Country | United States of America | 
| State | New Jersey | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Jersey: Middlesex County | 
| Locality | South Amboy | 
| Date Collected | 1905-10-15 | 
| Habitat | Sandy swamp | 
| Container | Plants of New Jersey | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d19b6327-b3f2-477b-8177-673ed274abd4 | 
| Harvard University Herbaria Barcode | 02197414 | 
| Herbarium | GH | 
| Previous ownership | [Ex] Herbarium of Fayette Frederick Forbes Given to the Gray Herbarium by Mrs. Forbes, April, 1936 | 
| Family | Betulaceae | 
| Determination |  Alnus serrulata (Aiton) Willdenow | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |