n. 1. European weed naturalized in the southwestern U. S. and Mexico (Erodium cicutarium), having reddish decumbent stems with small fernlike leaves and small deep reddish-lavender flowers followed by slender pinlike fruits that stick straight up; it is often grown for forage. Syn. -- redstem storksbill, alfilaria, alfileria, filaree, filaria, pin grass, pin clover, Erodium cicutarium. [ WordNet 1.5 ]
(n) European weed naturalized in southwestern United States and Mexico having reddish decumbent stems with small fernlike leaves and small deep reddish-lavender flowers followed by slender fruits that stick straight up; often grown for forage, Syn. filaria, clocks, pin clover, Erodium cicutarium, alfileria, filaree, alfilaria, pin grass