| Classification | Betulaceae: Alnus |
| Harvard University Herbaria Barcode(s) | 02197352 |
| Collector | F. C. Seymour |
| Collector number | 16,829 |
| Country | United States of America |
| State | Maryland |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maryland: Calvert County |
| Locality | along Johns River District No. 1 |
| Date Collected | 1956-08-03 |
| Habitat | Muddy shore |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ab2b3238-604a-4cb8-a226-09de36d3d094 |
| Harvard University Herbaria Barcode | 02197352 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of Clark University |
| 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 |
