billion-dollar grass

Noun

1.

billion-dollar grass - coarse annual grass cultivated in Japan and southeastern Asia for its edible seeds and for forage; important wildlife food in United States Synonyms: Echinochloa frumentacea, Japanese barnyard millet, Japanese millet, sanwa millet

Echinochloa, Echinochloa frumentacea, genus Echinochloa, Japanese barnyard millet, Japanese millet, millet, sanwa millet