| Classification | Betulaceae: Alnus |
| Harvard University Herbaria Barcode(s) | 02198864 |
| Collector | J. G. Jack |
| Collector number | 2321 |
| Country | United States of America |
| State | Montana |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Montana |
| Locality | Johns Lake Lake McDonald |
| Date Collected | 1921-09-15 |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4b0654bb-3ef8-4529-b54b-de158ddb1a9a |
| Harvard University Herbaria Barcode | 02198864 |
| Herbarium | A |
| Family | Betulaceae |
| Determination | Alnus incana subsp. tenuifolia (Nuttall) Breitung |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
