cot·ton·weed /-ˌwid/
  Cot·ton·weed n. Bot. See Cudweed.
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  cottonweed
       n 1: American everlasting having foliage with soft wooly hairs
            and corymbose heads with pearly white bracts [syn: pearly
            everlasting, Anaphalis margaritacea]
       2: any of various plants of the genus Froelichia found in sandy
          soils and on rocky slopes in warmer regions of America;
          grown for their spikes of woolly white flowers