Corpse flower.

This is the corpse flower of Borneo. I was too late when I went yesterday. The stalk has dried up and you can see just a little of it.  This was in a green house or Winter garden of the Auckland Domain.

I don't think this is the Famous Rafflesia from Sarawak.

http://tinaspicstory.blogspot.com.au/2012/05/weekend-flowers-45.html

http://floralfridayfoto.blogspot.co.nz/