Vitis champinii Planch.

Vitis × champinii, or Champin's grape, is a hybrid grape resulting from the natural hybridization of Vitis mustangensis with Vitis rupestris. Its native range is the Edwards Plateau in Texas.^[1]

References

• "Vitis champinii". Germplasm Resources Information Network (GRIN). Agricultural Research Service (ARS), United States Department of Agriculture (USDA).
• USDA Natural Resources Conservation Service, PLANTS Profile for Vitis × champinii Munson ex Viala (pro sp.) (rupestris × mustangensis).
• Data related to Vitis × champinii at Wikispecies