1. Large deeply rooted fern of worldwide distribution with upright bipinnate compound tufted fronds
   - royal fern, royal osmund, king fern, ditch fern, Osmunda regalis

Type of: flowering fern, osmund

• Cercidiphyllum
• Cercidiphyllum japonicum
• Cercidium
• Cercidium floridum
• Cercis
• Cercis canadensis
• Cercis occidentalis
• Cercocebus
• Cercopidae
• Cercopithecidae
• Cercopithecus
• Cercopithecus aethiops
• Cercopithecus aethiops pygerythrus
• Cercopithecus aethiops sabaeus
• Cercopithecus talapoin
• Cercospora
• Cercospora kopkei
• Cercosporella
• cere
• cereal
• cereal bowl
• cereal box
• cereal grass
• cereal oat
• cerebellar