Hibiscus flower?

Hi, Can anyone tell me if a hibiscus %26amp; rose of sharon are for sure the same flower?

I am doing a little searching on the net %26amp; it all says

they are.

I would really like to know!

Thanks so much.
Hibiscus flower?
its also called by another name :shoeflower

i dont know why



yes i think they are all the same.. because all the internet sites say so.

rose of sharon was a bibical name