| Name | Siphocampylus sulfureus var. glaber (Zahlbruckner) E. Wimmer |
| Authorship | (Zahlbruckner) E. Wimmer |
| Rank | Variety |
| Placed in | Siphocampylus sulfureus E. Wimmer |
| Citation | 1926 Repert. Spec. Nov. Regni Veg. 22: 214 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Siphocampylus sulfureus var. glaber (Zahlbruckner) E. Wimmer |
| Identification made in | [no date] (1) |