| Name | Carya ×laneyi var. chateaugayensis Sargent |
| Authorship | Sargent |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Carya ×laneyi Sargent |
| Citation | 1913 Trees & Shrubs [Sargent] 2: 197 |
| Holdings | 11 Specimens held in the Harvard University Herbaria identified as Carya ×laneyi var. chateaugayensis Sargent |
| Identification made in | [no date] (9), 2009 (2) |