Sunflowers can have very large flowers. Dahlias can have flowers the size of dinner plates. Peonies also have large flowers.
A banana is not a tree, it is a large herbaceous plant and they do have large flowers. The female flowers develop into fruit
Hibiscus is a plant with showy flowers. Its large, colorful blooms make it popular for landscaping and gardens.
Helianthemum.
Could be lilac.
A peony is a flowering plant of the genus Paeonia with large fragrant flowers.
The plant you are referring to is likely a jasmine plant. Jasmine is a climbing vine with large white fragrant flowers. It is popular for its sweet scent and is often grown for its aesthetic appeal in gardens.
Could be lilac.
Cauliflower
A peony is a spring blooming perennial plant. It comes in many colors but not blue. It is one of the most fragrant flowers.
hibiscus
Flowers produce seeds for the plant
Pollen from flowers on one plant can fertilize flowers on a different plant. What is this process called?'