noun
petal
PET-uhl/ˈpetl/
One of the usually colored, leaflike parts of a flower
Each petal of the tulip curves gently around its center.

Etymology
Greek petalon could mean a leaf or a thin plate. Calling a flower part by that name connects its flattened shape with the broader idea of a leaf.
In context
… each petal has a white tip so there's a circle of white drawing attention …
More examples
- Pink rose petals float in the bowl.
- This flower has five petals surrounding a yellow center.
- A single petal fell from the fading rose.
Forms
petal · petals