| Classification | Betulaceae: Alnus |
| Barcode(s) | 02196348 |
| Collector | W. J. Eyerdam |
| Collector number | 3237 |
| Country | United States of America |
| State | Alaska |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Alaska: Unorganized Borough: Chugach Census Area |
| Locality | Collected at Thum Bay, Knight Island, Prince William Sound |
| Date Collected | 1939-09-25 |
| Verbatim Elevation | 10 meters. |
| Habitat | Forming thickets. |
| Container | Plants of Alaska |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/05dfb9c7-523e-4e72-8725-12dd90fbc1d8 |
| Harvard University Herbaria Barcode | 02196348 |
| Herbarium | A |
| Family | Betulaceae |
| Determination | Alnus viridis subsp. sinuata (Regel) Á. Löve & D. Löve |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |