| Name | Sowerbyella sp. | 
| Authorship | |
| Rank | Species | 
| Placed in | Sowerbyella | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Sowerbyella sp. | 
| Identification made in | [no date] (1) | 
| Name | Sowerbyella sp. | 
| Authorship | |
| Rank | Species | 
| Placed in | Sowerbyella | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Sowerbyella sp. | 
| Identification made in | [no date] (1) | 
