[A beetle walks across the petals of a giant Amazonian water lily flower ... The pollen from the stamen needs to reach the female part of the flower, the 'carpel' – a process called pollination.

Posey: Well, I've already told you about the petals, the stamen and the nectaries, but there's also the carpel, the sepals and the receptacle. The carpel is made of the style, the stigma ...