ruscarius

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

ruscārĭus (rustārĭus), a, um, adj. [ruscum],

of or for butcher’s-broom : falculae, for weeding out butcher’s-broom , Cato R. R. 11, 4; Varr. R. R. 1, 22, 5.