Difference between Polypetalous and Gamopetalous

What is the difference between Polypetalous and Gamopetalous?

Polypetalous as an adjective is having a corolla composed of distinct, separable petals while Gamopetalous as an adjective is having petals wholly or partially fused such that the corolla takes the form of a tube

We hope you now know whether to use Polypetalous or Gamopetalous in your sentence.