| Name | Ctenitis hirta var. protoricana (C. Christensen) Proctor |
| Authorship | (C. Christensen) Proctor |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Ctenitis hirta (Swartz) Ching |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Ctenitis hirta var. protoricana (C. Christensen) Proctor |
| Identification made in | 2007 (1) |