1.   The flower has seven petals.

2.   The flower has white petals, and is deep pink at the centre.

3.   One rare species, E. paradoxa, has yellow petals.

4.   The single blossom in the photograph was backlit like an aging movie actress, and had petals that were an opalescent shade of cream with delicate purple veins.

5.   Each flower has five petals, five sepals, five stamens and a superior ovary.