Orchids rely on extremely specialized pollination mechanisms and associations with specific soil fungi in order to reproduce and grow.

These pouches are part of the open flower's pollination mechanism.

The pollination mechanism employed by a plant depends on what method of pollination is utilized.

In most Proteaceae species, the pollination mechanism is highly specialised.

Must be a pollination mechanism.

Hernán Cortés brought vanilla to Europe, but for more than 300 years the pollination mechanism remained a mystery.

These flowers have a specialized pollination mechanism.

The pollination mechanisms of Stylidium and Levenhookia are unique and highly specialized.

The pollination mechanism is conspicuously specialized.

Explosive flower opening in ornithophily: a study of pollination mechanisms in some Central African Loranthaceae.