1. Slender fern of northern North America with shining chestnut-coloured stipes and bipinnate fronds with usually distinct marginal sori
   - northern woodsia, flower-cup fern, Woodsia alpina

Type of: woodsia

• superphosphate
• superphylum
• superposable
• superpose
• superposition
• superposition principle
• superpower
• supersaturate
• supersaturated
• supersaturation
• superscribe
• superscript
• superscription
• supersede
• supersedeas
• supersedure
• supersensitised
• supersensitive
• supersensitized
• supersession
• superset
• supersize
• superslasher
• supersonic
• superstar