| Name | Andropogon annuus Hackel | 
| Authorship | Hackel | 
| Rank | Species | 
| Placed in | Andropogon Linnaeus | 
| Citation | 1885 Flora 68: 137 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Andropogon annuus Hackel | 
| Identification made in | 2023 (1) | 
| Name | Andropogon annuus Hackel | 
| Authorship | Hackel | 
| Rank | Species | 
| Placed in | Andropogon Linnaeus | 
| Citation | 1885 Flora 68: 137 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Andropogon annuus Hackel | 
| Identification made in | 2023 (1) |