Tripsacum (adjective: tripsacoid} is a genus of plants in the grass family and native to the Western Hemisphere. Gamagrass is a common name for plants in this genus.
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See Anthephora; Apluda; Chionachne; Coelorachis; Elionurus; Hackelochloa; Hemarthria; Ischaemum; Lasiurus; Manisuris; Microstegium; Pogonatherum