Source : WordNet®

silver berry
     n 1: deciduous shrubby tree of Europe and western Asia having
          gray leaves and small yellow fruits covered in silvery
          scales; sometimes spiny [syn: {Russian olive}, {Elaeagnus
          augustifolia}]
     2: deciduous unarmed North American shrub with silvery leaves
        and fruits [syn: {silverberry}, {silverbush}, {silver-bush},
         {Elaeagnus commutata}]