| Name | Cenchrus echinatus f. longispina Hackel |
| Authorship | Hackel |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Cenchrus echinatus Linnaeus |
| Citation | 1903 Allg. Bot. Z. Syst. 9: 169 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Cenchrus echinatus f. longispina Hackel |
| Identification made in | [no date] (1) |