| Classification | Betulaceae: Alnus | 
| Harvard University Herbaria Barcode(s) | 02198859 | 
| Collector | J. G. Jack | 
| Collector number | 1507 | 
| Country | United States of America | 
| State | Montana | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Montana | 
| Locality | St. Marys, Glacier Park | 
| Date Collected | 1918-09-14 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0adad790-e6cb-418f-9532-bef8d8e8f823 | 
| Harvard University Herbaria Barcode | 02198859 | 
| Herbarium | A | 
| Family | Betulaceae | 
| Determination | Alnus incana subsp. tenuifolia (Nuttall) Breitung | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |