What a filament on a plant?

A filament is a thin, thread-like structure in flowering plants that supports the anther, which is the part of the stamen that produces pollen. Together with the anther, the filament forms the male reproductive organ of the flower, known as the stamen. Filaments can vary in length and thickness, depending on the species of the plant, and play a crucial role in facilitating pollination by positioning the anther for pollen transfer.