Thimbleweed

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Thimbleweed \Thim"ble*weed`\, n. (Bot.)
     Any plant of the composite genus {Rudbeckia}, coarse herbs
     somewhat resembling the sunflower; -- so called from their
     conical receptacles.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  thimbleweed
       n : a common North American anemone with cylindrical fruit
           clusters resembling thimbles [syn: {Anemone cylindrica}]