1. Type genus of Hydrangeaceae; large genus of shrubs and some trees and vines with white or pink or blue flower clusters; sometimes placed in family Saxifragaceae

Type of: rosid dicot genus

Part of: family Hydrangeaceae, hydrangea family, Hydrangeaceae

• respiratory illness
• respiratory infection
• respiratory organ
• respiratory quotient
• respiratory rate
• respiratory syncytial virus
• respiratory system
• respiratory tract
• respiratory tract infection
• respire
• respirometer
• respite
• resplend
• resplendence
• resplendency
• resplendent
• resplendent quetzel
• resplendent trogon
• resplendently
• respond
• respondent
• responder
• response
• response time
• responsibility