资料来源 : WordNet®

scented fern
     n 1: fern of eastern North America with pale green fronds and an
          aroma like hay [syn: {hay-scented}, {hay-scented fern},
          {boulder fern}, {Dennstaedtia punctilobula}]
     2: sweetly scented African fern with narrow bipinnate fronds
        [syn: {Mohria caffrorum}]
     3: common perennial aromatic herb native to Eurasia having
        buttonlike yellow flower heads and bitter-tasting pinnate
        leaves sometimes used medicinally [syn: {tansy}, {golden
        buttons}, {Tanacetum vulgare}]