labrusca
adjective
la·brus·ca
ləˈbrəskə
often capitalized
: of, relating to, or derived from an American fox grape (Vitis labrusca) that has been important in the development of hardy cultivated grapes
several new labrusca hybrids
a hardy labrusca grape
Word History
Etymology
New Latin, from labrusca (specific epithet of Vitis labrusca) from Latin, wild vine