| Name | Cotoneaster dielsiana f. major Rehder |
| Authorship | Rehder |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Cotoneaster dielsiana E. Pritzel |
| Citation | 1912 Pl. Wilson. 1: 166 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Cotoneaster dielsiana f. major Rehder |
| Identification made in | [no date] (1) |