1. Tending to bring about; being partly responsible for
   "a contributory factor"
   - conducive, contributing, contributive, tributary

See also: causative, contribute

• genus Centrocercus
• genus Centrolobium
• genus Centropomus
• genus Centropristis
• genus Centropus
• genus Centrosema
• genus Centunculus
• genus Cephalanthera
• genus Cephalopterus
• genus Cephalotaxus
• genus Cephalotus
• genus Cepphus
• genus Cerapteryx
• genus Cerastes
• genus Cerastium
• genus Ceratitis
• genus Ceratodus
• genus Ceratonia
• genus Ceratopetalum
• genus Ceratophyllum
• genus Ceratopogon
• genus Ceratopteris
• genus Ceratosaurus
• genus Ceratostomella
• genus Ceratotherium