fern genus - genera of ferns and fern allies

Dennstaedtiaceae, family Dennstaedtiaceae - one of a number of families into which Polypodiaceae has been subdivided in some classification systems

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