Source : Webster's Revised Unabridged Dictionary (1913)

Alfilaria \Al*fil`a*ri"a\, n. (Bot.)
   The pin grass ({Erodium cicutarium}), a weed in California.

Source : WordNet®

alfilaria
     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: {redstem storksbill}, {alfileria}, {filaree},
          {filaria}, {clocks}, {pin grass}, {pin clover}, {Erodium
         cicutarium}]