For example, dogs and wolves are in the canid family. For example, dogs and wolves are both in the genus Canis . The word pollen is derived from the Latin word meaning fine flour or dust.
Pollen is a collective noun that is treated as singular.
A single individual is a pollen grain. A pollen grain is a microscopic plant that carries the male genome, which is one-half the genetic complement of the parent plant. The pollen grain produces the sperm that fertilizes the ovum, or female genetic complement, of the plant. The fertilized ovum develops into a seed. Sediment may become cemented into sedimentary rock over time.