| Name | Protoblastenia sp. | 
| Authorship | |
| Rank | Species | 
| Placed in | Protoblastenia (Zahlbruckner) J. Steiner | 
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Protoblastenia sp. | 
| Identification made in | [no date] (3) | 
| Name | Protoblastenia sp. | 
| Authorship | |
| Rank | Species | 
| Placed in | Protoblastenia (Zahlbruckner) J. Steiner | 
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Protoblastenia sp. | 
| Identification made in | [no date] (3) | 
