| Name | Nasturtium officinale var. microphyllum (Boenninghausen ex Reichenbach) Beck ex Thellung |
| Authorship | (Boenninghausen ex Reichenbach) Beck ex Thellung |
| Rank | Variety |
| Placed in | Nasturtium officinale R. Brown |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Nasturtium officinale var. microphyllum (Boenninghausen ex Reichenbach) Beck ex Thellung |
| Identification made in | 1947 (3) |