From close distance, the spathe is not as white, as the name would have you believe.
There is some distinct veining and spotting.
This is not a very good attempt at a closeup of the female flowers. A better one will appear here next year.
This is one of socially acceptable amorphophalli, and there is no reason not to stick your nose into a flower. The smell is anise-like, with some lighly musty overtones.