Gama grass(Bot) A species of grass (Tripsacum dactyloides) tall, stout, and exceedingly productive; cultivated in the West Indies, Mexico, and the Southern States of North America as a forage grass; -- called also sesame grass.
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Etymology
Webster's Revised Unabridged Dictionary
From Gama, a cluster of the Maldive Islands
Usage
In literature:
Grasses grew high: wild timothy and wild oats and gama grass, mingled with flowers.