| Classification | Betulaceae: Alnus |
| Harvard University Herbaria Barcode(s) | 02197250 |
| Collector | E. L. Larsen |
| Collector number | 459 |
| Country | United States of America |
| State | Delaware |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Delaware: Sussex County |
| Locality | Community House near Cool Spring |
| Date Collected | 1933-10-16 |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/652295f6-281a-466e-9ca4-16aea56a6aea |
| Harvard University Herbaria Barcode | 02197250 |
| Herbarium | GH |
| Previous ownership | [ex] The Herbarium of the University of Pennsylvania |
| Family | Betulaceae |
| Determination | Alnus serrulata (Aiton) Willdenow |
| Determined by | Stibolt, Virginia Mallison |
| Date Determined | 1977-10-** |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |