Dallis grass

[ dal-is ]
/ ˈdæl ɪs /

noun

a pasture grass, Paspalum dilatatum, native to South America and naturalized in the southern U.S.

Origin of Dallis grass

1905–10; after A. T. Dallis (or Dallas), a farmer who cultivated the grass successfully near La Grange, Georgia, in the late 19th century