1. Beautiful spreading fern of eastern North America and eastern Asia naturalized in western Europe; pinnately divided fronds show a slight tendency to fold when touched; pinnules enclose groups of sori in beadlike lobes
   - bead fern, Onoclea sensibilis

Derived forms: sensitive ferns

Type of: fern

Part of: genus Onoclea, Onoclea

Encyclopedia: Sensitive fern

• Cortinariaceae
• Cortinarius
• Cortinarius armillatus
• Cortinarius atkinsonianus
• Cortinarius corrugatus
• Cortinarius gentilis
• Cortinarius mutabilis
• Cortinarius semisanguineus
• Cortinarius subfoetidus
• Cortinarius violaceus
• cortisol
• cortisone
• Cortland
• Cortone Acetate
• cortège
• corundom
• corundum
• coruscant
• coruscate
• coruscating
• coruscation
• corvette
• Corvidae
• corvine
• corvine bird