| Name | Toxocarpus merrillii f. leptus Tsiang |
| Authorship | Tsiang |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Toxocarpus merrillii Schlechter |
| Remarks | [?where published] |
| Citation | 1939 Sunyatsenia 4: 67 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Toxocarpus merrillii f. leptus Tsiang |
| Identification made in | [no date] (2) |