sweet fern

(noun) mat-forming lithophytic or terrestrial fern with creeping rootstocks and large pinnatifid fronds found throughout North America and Europe and Africa and east Asia. Synonyms: common polypody, adder's fern, wall fern, golden maidenhair, golden polypody, Polypodium vulgare.

(noun) deciduous shrub of eastern North America with sweet scented fernlike leaves and tiny white flowers. Synonyms: Comptonia peregrina, Comptonia asplenifolia.