DENDROLOGY

Detailed explanation-1: -Stamen: The pollen producing part of a flower, usually with a slender filament supporting the anther. Anther: The part of the stamen where pollen is produced.

Detailed explanation-2: -The stamen of a flower-the part that produces pollen-consists of a slender stalk, called a filament and an anther. The filament supports the anther, which is where pollen develops. The word filament is from the Latin word filum, which means “thread.” Filament, in fact, can be a synonym for thread.

Detailed explanation-3: -The filament is a long stalk-like structure which supports the anther. The anther is a two-lobed structure which contains microsporangia for the production of pollen grains. Small nectaries are found at the base of stamens which provide food for insect and bird pollinators.

Detailed explanation-4: -The male reproductive part of a flower is stamen which consists of a little stalk with a swollen top. The stalk is known as Filament, and the swollen top is called Anther. Final answer: The stalk of stamen is called filament.