| Classification | Betulaceae: Alnus |
| Barcode(s) | 02197511 |
| Collector | H. A. Wahl |
| Collector number | 1238 |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Elk County |
| Locality | 1 mile SE of Caledonia |
| Date Collected | 1941-10-05 |
| Habitat | Wet place between road and railroad |
| Container | Flora of Pennsylvania |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/84a5d301-1f8d-4811-a8ee-4aaf8e2328cc |
| Harvard University Herbaria Barcode | 02197511 |
| Herbarium | GH |
| Previous ownership | Ex The Pennsylvania State College Herbarium |
| Family | Betulaceae |
| Determination | Alnus serrulata (Aiton) Willdenow |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |