| Classification | Betulaceae: Alnus |
| Harvard University Herbaria Barcode(s) | 02197441 |
| Collector | H. St. John |
| Collector number | 2682 |
| Country | United States of America |
| State | New York |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York: Suffolk County |
| Locality | Peconic River, Southampton |
| Date Collected | 1920-07-25 - 1920-07-28 |
| Habitat | Swampy shore |
| Container | Flora of Eastern Long Island |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9cabe365-1c39-4eb2-8d67-04c2e794e13c |
| Harvard University Herbaria Barcode | 02197441 |
| Herbarium | GH |
| Family | Betulaceae |
| Determination | Alnus serrulata (Aiton) Willdenow |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
