| Name | Alnus rugosa (Du Roi) Sprengel | 
| Authorship | (Du Roi) Sprengel | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Alnus | 
| Contains | Alnus rugosa var. americana (Regel) Fernald Alnus rugosa f. emersoniana Fernald Alnus rugosa f. hypomalaca Fernald Alnus rugosa f. tomophylla Fernald | 
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Alnus rugosa (Du Roi) Sprengel | 
| Identification made in | [no date] (10) | 
