| Name | Sphaerostema japonicum A. Gray |
| Authorship | A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Sphaerostema |
| Citation | 1858 Mem. Amer. Acad. Arts n.s. 6: 380 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Sphaerostema japonicum A. Gray |
| Identification made in | [no date] (1) |