| Name | Uncaria cordata var. ferruginea (Blume) Ridsdale |
| Authorship | (Blume) Ridsdale |
| Rank | Variety |
| Placed in | Uncaria cordata (Lour.) Merr. |
| Citation | 1978 Blumea 24 (1): 76 |
| Holdings | 22 Specimens held in the Harvard University Herbaria identified as Uncaria cordata var. ferruginea (Blume) Ridsdale |
| Identification made in | [no date] (22) |