| Name | Toxicodendron delavayi var. angustifolium C. Y. Wu |
| Authorship | C. Y. Wu |
| Rank | Variety |
| Placed in | Toxicodendron delavayi (Franchet) F. A. Barkley |
| Citation | 1979 Fl. Yunnan. 2: 407 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Toxicodendron delavayi var. angustifolium C. Y. Wu |
| Identification made in | [no date] (1) |