1. Vine of tropical Asia having pinnate leaves and bright blue flowers with yellow centres
   - butterfly pea, Clitoria turnatea

Derived forms: blue peas

Type of: vine

• Oregon larch
• Oregon lily
• Oregon maple
• Oregon myrtle
• Oregon oak
• Oregon pine
• Oregon white oak
• Oregonian
• oreide
• oreo
• oreo cookie
• Oreopteris
• Oreopteris limbosperma
• Oreortyx
• Oreortyx picta palmeri
• Orestes
• Orff
• organ
• organ donor
• organ loft
• organ of Corti
• organ of hearing
• organ of speech
• organ pipe
• organ stop