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witch grass, witchgrass, old witchgrass, old witch grass, tumble grass, Panicum capillare | North American grass with slender brushy panicles; often a weed on cultivated land | |
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dog grass, couch grass, quackgrass, quack grass, quick grass, witch grass, witchgrass, Agropyron repens, scutch grass, twitch, ''Agropyron repens'', quitch, ''Elytrigium repens'', quitch grass | European grass spreading rapidly by creeping rhizomes; naturalized in North America as a weed |