tumbleweed
Tum"ble*weed`, n. (Bot.) Defn: Any plant which habitually breaks away from its roots in the autumn, and is driven by the wind, as a light, rolling mass, over the fields and prairies; as witch grass, wild indigo, Amarantus albus, etc.
Tum"ble*weed`, n. (Bot.) Defn: Any plant which habitually breaks away from its roots in the autumn, and is driven by the wind, as a light, rolling mass, over the fields and prairies; as witch grass, wild indigo, Amarantus albus, etc.