1. A shape that curves or bulges outward
   - convexity

Derived forms: convex shapes

Type of: solid

• genus Cynips
• genus Cynocephalus
• genus Cynodon
• genus Cynoglossum
• genus Cynomys
• genus Cynopterus
• genus Cynoscion
• genus Cyon
• genus Cyperus
• genus Cyphomandra
• genus Cypraea
• genus Cyprinus
• genus Cypripedium
• genus Cyrilla
• genus Cyrtomium
• genus Cystophora
• genus Cystopteris
• genus Cytisus
• genus Daboecia
• genus Dacelo
• genus Dacrycarpus
• genus Dacrydium
• genus Dacrymyces
• genus Dactylis
• genus Dactyloctenium