1. Tropical American terrestrial fern with leathery lanceolate fronds; sometimes placed in genus Polybotrya
   - hart's-tongue, hart's-tongue fern, Olfersia cervina, Polybotria cervina

Type of: fern

• mucin
• mucinoid
• mucinous
• muck
• muck about
• muck around
• muck in
• muck up
• mucker
• muckheap
• muckhill
• muckle
• muckrake
• muckraker
• muckraking
• mucky
• mucocele
• mucocutaneous
• mucocutaneous leishmaniasis
• mucocutaneous lymph node syndrome
• mucoid
• mucoidal
• mucopolysaccharide
• mucopolysaccharidosis
• mucopurulent