| Name | Styrax henryi var. microcalyx Perkins | 
| Authorship | Perkins | 
| Rank | Variety | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Styrax henryi Perkins | 
| Citation | 1907 Pflanzenr. [Engler] 4, Fam. 241: 33 | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Styrax henryi var. microcalyx Perkins | 
| Identification made in | [no date] (1), 2017 (1) |