1. having petals that are united or fused together
Usage: botanical

Examples

• The morning glory has sympetalous flowers with fused petals forming a trumpet shape.
• Botanists classify flowers as either sympetalous or polypetalous based on petal fusion.
• Many members of the mint family display sympetalous corollas.
• The sympetalous nature of the flower made it easy to identify the plant family.
• Students learned to distinguish between sympetalous and separate-petaled flowers.
• The bell-shaped flower was clearly sympetalous with its united petals.