goatsbeard

from WordNet (r) 3.0 (2006)

goatsbeard
    n 1: weedy European annual with yellow flowers; naturalized in
         United States [syn: {meadow salsify}, {goatsbeard},
         {shepherd's clock}, {Tragopogon pratensis}]

from The Collaborative International Dictionary of English v.0.48

Goat's beard \Goat's beard\, goatsbeard \goatsbeard\n. (Bot.),
   A weedy European annual with yellow flowers, of the genus
   {Tragopogon}; -- so named from the long silky beard of the
   seeds. One species is the {salsify} or {oyster plant}; it is
   naturalized in US.

   Syn: meadow salsify, shepherd's clock, {Tragopogon
        pratensis}.
        [1913 Webster + WordNet 1.5]