| Classification | Betulaceae: Alnus |
| Harvard University Herbaria Barcode(s) | 02197525 |
| Collector | H. A. Wahl |
| Collector number | 4785 |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Armstrong County |
| Locality | along Glade Run, 1/2 mi. E of Cowansville |
| Date Collected | 1947-09-24 |
| Habitat | brushy bottom |
| Container | Plants of Pennsylvania |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c84d2c72-a74d-4103-a955-4cfd52b9e159 |
| Harvard University Herbaria Barcode | 02197525 |
| Herbarium | GH |
| Previous ownership | Ex The Herbarium of the University of Pennsylvania |
| 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 |
