A corolla of separate petals, without fusion of unique segments, is apopetalous. If your petals are absolutely free from one another during the corolla, the plant is polypetalous or choripetalous; even though In the event the petals are not less than partially fused, it is gamopetalous or sympetalous. Pollination http://hotmail.blogvivi.com/8550340/petal-an-overview