'scented fern' definitions:

Fern of eastern North America with pale green fronds and an aroma like hay [syn: hay-scented, hay-scented fern, scented fern, boulder fern, Dennstaedtia punctilobula]

Sweetly scented African fern with narrow bipinnate fronds [syn: scented fern, Mohria caffrorum]

Common perennial aromatic herb native to Eurasia having buttonlike yellow flower heads and bitter-tasting pinnate leaves sometimes used medicinally [syn: tansy, golden buttons, scented fern, Tanacetum vulgare]