| sweet fern | (n) deciduous shrub of eastern North America with sweet scented fernlike leaves and tiny white flowers, Syn. Comptonia peregrina, Comptonia asplenifolia |
| common polypody | (n) mat-forming lithophytic or terrestrial fern with creeping rootstocks and large pinnatifid fronds found throughout North America and Europe and Africa and east Asia, Syn. golden polypody, wall fern, adder's fern, sweet fern, golden maidenhair, Polypodium vulgare |