1. North American fern with a blackish lustrous stipe
   - Goldie's shield fern, goldie's wood fern, Dryopteris goldiana

Type of: buckler fern, shield fern

• Impatiens capensis
• impatient
• impatiently
• impeach
• impeachability
• impeachable
• impeacher
• impeachment
• impeccability
• impeccable
• impeccably
• impeccant
• impecuniosity
• impecunious
• impecuniousness
• impedance
• impede
• impeded
• impediment
• impedimenta
• impeding
• impeditive
• impel
• impelled
• impellent