| Name | Cotoneaster pannosus var. robustior W. W. Smith |
| Authorship | W. W. Smith |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Cotoneaster pannosus Franchet |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Cotoneaster pannosus var. robustior W. W. Smith |
| Identification made in | [no date] (1) |