| Classification | Betulaceae: Alnus | 
| Barcode(s) | 00033656 | 
| Type Status | Type | 
| Collector | M. L. Fernald | 
| Country | United States of America | 
| State | Maine | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Penobscot County: Orono | 
| Date Collected | 1890-08-** | 
| Habitat | Rocky River bank. | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b3a4d7d7-ae1c-4c3e-a93c-6f31d7997f44 | 
| Harvard University Herbaria Barcode | 00033656 | 
| Herbarium | GH | 
| Family | Betulaceae | 
| Type Status |  Type | 
| Type of |  Alnus mollis Fernald | 
| Taxon Reference | (for  Alnus mollis Fernald) Rhodora 1904. 6: 162. | 
| Family | Betulaceae | 
| Determination |  Alnus viridis subsp. crispa (Aiton) Turrill | 
| Determined by | J. J. Furlow (MICH) | 
| Date Determined | 1974 | 
| Determination Remarks |  [current name] | 
| Sex | not determined | 
| Phenology | FlowerAndFruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |